WARNING : NO PORTION OF THIS MANUAL MAY BE REPRODUCED IN ANY SHAPE
OR FORM WITHOUT THE WRITTEN APPROVAL OF GRIZZLY INDUSTRIAL, INC.
#WK17932 PRINTED IN TA I WAN
V1. 0 3.16
Page 2
This manual provides critical safety instructions on the proper setup,
operation, maintenance, and service of this machine/tool. Save this
document, refer to it often, and use it to instruct other operators.
Failure to read, understand and follow the instructions in this manual
may result in fire or serious personal injury—including amputation,
electrocution, or death.
The owner of this machine/tool is solely responsible for its safe use.
This responsibility includes but is not limited to proper installation in
a safe environment, personnel training and usage authorization,
proper inspection and maintenance, manual availability and comprehension, application of safety devices, cutting/sanding/grinding tool
integrity, and the usage of personal protective equipment.
The manufacturer will not be held liable for injury or property damage
from negligence, improper training, machine modifications or misuse.
Some dust created by power sanding, sawing, grinding, drilling, and
other construction activities contains chemicals known to the State
of California to cause cancer, birth defects or other reproductive
harm. Some examples of these chemicals are:
• Lead from lead-based paints.
• Crystalline silica from bricks, cement and other masonry products.
• Arsenic and chromium from chemically-treated lumber.
Your risk from these exposures varies, depending on how often you
do this type of work. To reduce your exposure to these chemicals:
Work in a well ventilated area, and work with approved safety equipment, such as those dust masks that are specially designed to filter
out microscopic particles.
We stand behind our machines! If you have questions or need help, contact us with the information
below. Before contacting, make sure you get the
serial number
machine ID label. This will help us help you faster.
We want your feedback on this manual. What did
you like about it? Where could it be improved?
Please take a few minutes to give us feedback.
Email: manuals@grizzly.com
We are proud to provide a high-quality owner’s
manual with your new machine!
We
instructions, specifications, drawings, and photographs
in this manual. Sometimes we make mistakes, but
our policy of continuous improvement also means
that
you receive is
slightly different than shown in the manual
If you find this to be the case, and the difference
between the manual and machine leaves you
confused or unsure about something
check our
website for an updated version. W
current
manuals and
on our web-
site at
Alternatively, you can call our Technical Support
for help. Before calling, make sure you write down
the
from
the machine ID label (see below). This information
is required for us to provide proper tech support,
and it helps us determine if updated documentation is available for your machine.
INTRODUCTION
Contact Info
and manufacture date from the
Grizzly Technical Support
1815 W. Battlefield
Springfield, MO 65807
Phone: (570) 546-9663
Email: techsupport@grizzly.com
Grizzly Documentation Manager
P.O. Box 2069
Bellingham, WA 98227-2069
Manual Accuracy
made every effort to be exact with the
sometimes the machine
.
,
e post
manual updates for free
www.grizzly.com.
Manufacture Date and Serial Number
Manufacture Date
Serial Number
-2-
Model G0808 (Mfd. Since 11/15)
Page 5
Identification
To reduce your risk of
serious injury, read this
entire manual BEFORE
Become familiar with the names and locations of the controls and features shown below to better understand
the instructions in this manual.
Drawbar Cover
Control Panel
w/Digital Readout
(see Page 4)
Depth Scale
& Pointer
Quill Lock
Lever
Quill
& Spindle
X-Axis
Power Feed
Motor Cover
Spindle Speed
Range Lever
Coarse Downfeed
Lever
Downfeed
Selector Knob
Fine Downfeed
Handwheel
X-Axis
Handwheel
Z-Axis
Crank Handle
Cross Slide
Y-Axis
Handwheel
Model G0808 (Mfd. Since 11/15)
Table Locks
using machine.
Z-Axis
Power Feed
-3-
Page 6
Controls &
To reduce your risk of
serious injury, read this
entire manual BEFORE
Components
using machine.
Refer to Figures 1–7 and the following descriptions to become familiar with the basic controls
and components of this machine. Understanding
these items and how they work will help you
understand the rest of the manual and stay safe
when operating this machine.
Control Panel
A
Headstock
H
GF
P
O
N
Figure 2. Headstock controls.
F. Depth Stop: Stops downward spindle travel
at pre-determined depth.
G. Spindle Speed Range Lever: Selects
between low and high spindle speed ranges.
H.Headstock Tilt Locking Nuts: Secure head-
stock tilt setting.
L
M
I
J
K
B
C
D
Figure 1. Control panel controls.
A. Digital Readout: Displays spindle RPM.
B. Spindle Direction Switch: Selects direction
of spindle rotation.
C. Emergency Stop/Reset Button: Stops all
machine functions. Twist clockwise to reset.
D. Spindle Speed Dial: Selects spindle speed
from 0–2500 RPM.
E
I. Headstock Tilt Scale: Indicates angle of
headstock tilt from 30° left to 90° right.
J. Coarse Downfeed Levers: Provide coarse
control over vertical spindle travel.
K. Downfeed Selector Knob: Engages/disen-
gages fine downfeed handwheel.
L. Fine Downfeed Handwheel: Provides fine
control over vertical spindle travel.
M.Spindle and Quill: Holds tooling for drilling
operations.
N. Depth Stop Adjustment Knob: Determines
depth of cut.
O. Quill Lock: Locks quill in position.
P. Depth Scale: Indicates depth of cut.
E. ON/OFF Buttons: Starts and stops spindle
rotation.
-4-
Model G0808 (Mfd. Since 11/15)
Page 7
X/Y Cross Table
Q
R
V
S
U
T
Figure 3. Table controls and components.
Q. X-Axis Power Feed: Moves table along
X-axis (left and right) when turned ON (see
Page 6 for more information).
1
R. Table: Equipped with four
⁄2" T-slots for
mounting workpiece. Adjusts in X-(left to
right), Y-(front to back), and Z-(up and down)
axes.
X
Y
W
Figure 4. Z-axis table controls and components.
W. Y-Axis Table Locks: Tighten to prevent
Y-axis table movement.
X. Z-Axis Power Feed: Moves table along
Z-axis (up and down) when turned ON (see
Page 6 for more information).
Y. Z-Axis Crank Handle: Manually moves table
along Z-axis (up and down).
S. X-Axis Table Locks: Tighten to prevent
X-axis table movement for increased rigidity
during operations where the X-axis should
not move.
T. X-Axis Handwheel: Manually moves table
along X-axis (left and right).
U. Y-Axis Handwheel: Manually moves table
along Y-axis (front and back).
V. Z-Axis Table Lock: Tighten to secure table
height setting.
Z
Figure 5. Master Power Switch in OFF position.
Z. Master Power Switch: Toggles incoming
power ON or OFF. Vertical position toggles
incoming power ON. Horizontal position, (see
Figure 5) toggles incoming power OFF.
Note: Can be locked in OFF position with a
padlock to prevent unauthorized usage.
Model G0808 (Mfd. Since 11/15)
-5-
Page 8
Power Feed Identification
Model G0808 is equipped with power feed units
for X- and Z-axis table movement. Refer to
Figures 6 and 7 and the following descriptions to
understand the functions of the various components of the power feed system.
AB
AA
AC
AD
AA. Reset Button: Resets internal circuit breaker
if unit is overloaded and shuts down.
AB. Directional Lever: Selects direction of table
movement. Center position is neutral.
AC. X-Axis Limit Stop (1 of 2 Shown): Limits
X-axis table travel.
AD. Limit Switch: Stops powered table move-
ment when switch comes in contact with
either limit stop.
AE. Rapid Traverse Button: When pressed,
moves table at full speed when already in
motion.
AG
AF
Figure 6. X-axis power feed controls.
AH
AD
AF
AA
Figure 7. Z-axis power feed controls.
AE
AE
AG
AB
AF. Speed Dial: Controls speed of table move-
ment. Turning dial clockwise causes table to
move faster.
Note: Feed rates for table travel are extremely
difficult to precisely calculate. We recommend that you combine research and experimentation to find feed rates that best work for
your operations.
AG. ON/OFF Switch: Enables/disables power to
unit.
AH. Z-Axis Limit Stop (1 of 2 Shown): Limits
Z-axis table travel.
-6-
Model G0808 (Mfd. Since 11/15)
Page 9
Machine Data Sheet
Face Milling Capacity........................................................................................................................ 3-15/16 in.
MACHINE DATA
SHEET
Customer Service #: (570) 546-9663 · To Order Call: (800) 523-4777 · Fax #: (800) 438-5901
Width (side-to-side) x Depth (front-to-back) x Height............................................................... 42 x 46-1/2 x 77-1/2 in.
Footprint (Length x Width)..................................................................................................................... 26 x 18-1/2 in.
Space Required for Full Range of Movement (Width x Depth)........................................................ 56-1/2 x 46-1/2 in.
Length x Width x Height....................................................................................................................... 36 x 34 x 78 in.
Must Ship Upright................................................................................................................................................... Yes
Electrical:
Power Requirement........................................................................................................... 220V, Single-Phase, 60 Hz
Full-Load Current Rating....................................................................................................................................... 5.5A
Power Cord Included.............................................................................................................................................. Yes
Power Cord Length................................................................................................................................................. 6 ft.
Power Cord Gauge......................................................................................................................................... 14 AWG
Included Plug Type................................................................................................................................................ 6-15
Switch Type........................................................................................................................................ Magnetic Switch
Horsepower............................................................................................................................................. 1.5 HP
Power Transfer ................................................................................................................................. Gear Drive
Swing................................................................................................................................................... 20-3/4 in.
Spindle Travel........................................................................................................................................ 4-7/8 in.
Max. Distance From Spindle to Column............................................................................................. 10-7/16 in
Max. Distance From Spindle to Table................................................................................................. 17-1/2 in.
Number of Spindle Speeds................................................................................................................... Variable
Range of Spindle Speeds............................................................................................................ 0 – 2500 RPM
Max. Head Tilt (Left/Right)................................................................................................................. 30/90 deg.
Drilling Capacity (Mild Steel)............................................................................................................... 1-9/16 in.
End Milling Capacity................................................................................................................................. 3/4 in.
Model G0808 (Mfd. Since 11/15)
-7-
Page 10
Spindle Information
Distance From Spindle to Base................................................................................................................. 42 in.
Quill Diameter.................................................................................................................................... 2-15/16 in.
Table Information
Table Swivel Around Column............................................................................................................... 360 deg.
Longitudinal Travel.................................................................................................................................... 15 in.
Cross Travel................................................................................................................................................ 7 in.
Table Length.............................................................................................................................................. 23 in.
Table Width........................................................................................................................................... 7-1/2 in.
Table Thickness.................................................................................................................................... 1-3/4 in.
Vertical Table Travel............................................................................................................................ 17-3/4 in.
Number of T-Slots............................................................................................................................................ 4
Floor-To-Table Height......................................................................................................................... 22-1/2 in.
Construction
Table.................................................................................................................................................... Cast Iron
Column................................................................................................................................................. Cast Iron
Spindle Housing................................................................................................................................... Cast Iron
Head.................................................................................................................................................... Cast Iron
Base..................................................................................................................................................... Cast Iron
Base Length............................................................................................................................................... 26 in.
Base Width.......................................................................................................................................... 18-1/2 in.
Column Diameter................................................................................................................................... 4-1/2 in.
Quill Flange/Collar Diameter................................................................................................................. 3-3/4 in.
1/2 in.
1-1/2 in.
Other Specifications:
Country of Origin .............................................................................................................................................. Taiwan
Warranty ........................................................................................................................................................... 1 Year
Approximate Assembly & Setup Time .............................................................................................................. 1 Hour
Serial Number Location ................................................................................................................... Machine ID Label
ISO 9001 Factory .................................................................................................................................................. Yes
Certified by a Nationally Recognized Testing Laboratory (NRTL) .......................................................................... No
Features:
Variable Frequency Drive for 3-Phase Speed Control with Single-Phase Power
Longitudinal Power Feed on Precision-Ground Cast-Iron Table with Independent Power Supply
Power Feed or Hand Crank-Enabled Rack and Pinion Table Elevation
Coarse and Fine Downfeed Controls
Cast-Iron Base with Two 1/2" T-Slots, 8-7/8" on Center
360 Deg. Table Positioning Around Column
360 Deg. Head Positioning Around Column
Digital Speed Display
Front-Mounted E-Stop Button
Forward/Reverse Spindle Switch
Headstock Features 2.64 qt. Capacity
Accessories Included:
Socket Wrench 13/23mm
Hex Wrenches 3, 4, 5mm
-8-
Model G0808 (Mfd. Since 11/15)
Page 11
SECTION 1: SAFETY
For Your Own Safety, Read Instruction
Manual Before Operating This Machine
The purpose of safety symbols is to attract your attention to possible hazardous conditions.
This manual uses a series of symbols and signal words intended to convey the level of importance of the safety messages. The progression of symbols is described below. Remember that
safety messages by themselves do not eliminate danger and are not a substitute for proper
accident prevention measures. Always use common sense and good judgment.
Indicates an imminently hazardous situation which, if not avoided,
WILL result in death or serious injury.
Indicates a potentially hazardous situation which, if not avoided,
COULD result in death or serious injury.
Indicates a potentially hazardous situation which, if not avoided,
MAY result in minor or moderate injury. It may also be used to alert
against unsafe practices.
This symbol is used to alert the user to useful information about
NOTICE
proper operation of the machine.
Safety Instructions for Machinery
OWNER’S MANUAL. Read and understand this
owner’s manual BEFORE using machine.
TRAINED OPERATORS ONLY. Untrained operators have a higher risk of being hurt or killed.
Only allow trained/supervised people to use this
machine. When machine is not being used, disconnect power, remove switch keys, or lock-out
machine to prevent unauthorized use—especially
around children. Make workshop kid proof!
DANGEROUS ENVIRONMENTS. Do not use
machinery in areas that are wet, cluttered, or have
poor lighting. Operating machinery in these areas
greatly increases the risk of accidents and injury.
MENTAL ALERTNESS REQUIRED. Full mental
alertness is required for safe operation of machinery. Never operate under the influence of drugs or
alcohol, when tired, or when distracted.
ELECTRICAL EQUIPMENT INJURY RISKS. You
can be shocked, burned, or killed by touching live
electrical components or improperly grounded
machinery. To reduce this risk, only allow qualified
service personnel to do electrical installation or
repair work, and always disconnect power before
accessing or exposing electrical equipment.
DISCONNECT POWER FIRST.
nect machine from power supply BEFORE making
adjustments, changing tooling, or servicing machine.
This prevents an injury risk from unintended startup
or contact with live electrical components.
EYE PROTECTION. Always wear ANSI-approved
safety glasses or a face shield when operating or
observing machinery to reduce the risk of eye
injury or blindness from flying particles. Everyday
eyeglasses are NOT approved safety glasses.
Always discon-
Model G0808 (Mfd. Since 11/15)
-9-
Page 12
WEARING PROPER APPAREL. Do not wear
clothing, apparel or jewelry that can become
entangled in moving parts. Always tie back or
cover long hair. Wear non-slip footwear to reduce
risk of slipping and losing control or accidentally
contacting cutting tool or moving parts.
HAZARDOUS DUST. Dust created by machinery
operations may cause cancer, birth defects, or
long-term respiratory damage. Be aware of dust
hazards associated with each workpiece material. Always wear a NIOSH-approved respirator to
reduce your risk.
HEARING PROTECTION. Always wear hearing protection when operating or observing loud
machinery. Extended exposure to this noise
without hearing protection can cause permanent
hearing loss.
REMOVE ADJUSTING TOOLS. Tools left on
machinery can become dangerous projectiles
upon startup. Never leave chuck keys, wrenches,
or any other tools on machine. Always verify
removal before starting!
USE CORRECT TOOL FOR THE JOB. Only use
this tool for its intended purpose—do not force
it or an attachment to do a job for which it was
not designed. Never make unapproved modifications—modifying tool or using it differently than
intended may result in malfunction or mechanical
failure that can lead to personal injury or death!
AWKWARD POSITIONS. Keep proper footing
and balance at all times when operating machine.
Do not overreach! Avoid awkward hand positions
that make workpiece control difficult or increase
the risk of accidental injury.
CHILDREN & BYSTANDERS. Keep children and
bystanders at a safe distance from the work area.
Stop using machine if they become a distraction.
GUARDS & COVERS. Guards and covers reduce
accidental contact with moving parts or flying
debris. Make sure they are properly installed,
undamaged, and working correctly BEFORE
operating machine.
FORCING MACHINERY. Do not force machine.
It will do the job safer and better at the rate for
which it was designed.
NEVER STAND ON MACHINE. Serious injury
may occur if machine is tipped or if the cutting
tool is unintentionally contacted.
STABLE MACHINE. Unexpected movement during operation greatly increases risk of injury or
loss of control. Before starting, verify machine is
stable and mobile base (if used) is locked.
USE RECOMMENDED ACCESSORIES. Consult
this owner’s manual or the manufacturer for recommended accessories. Using improper accessories will increase the risk of serious injury.
UNATTENDED OPERATION. To reduce the
risk of accidental injury, turn machine OFF and
ensure all moving parts completely stop before
walking away. Never leave machine running
while unattended.
MAINTAIN WITH CARE. Follow all maintenance
instructions and lubrication schedules to keep
machine in good working condition. A machine
that is improperly maintained could malfunction,
leading to serious personal injury or death.
DAMAGED PARTS. Regularly inspect machine
for damaged, loose, or mis-adjusted parts—or
any condition that could affect safe operation.
Immediately repair/replace BEFORE operating
machine. For your own safety, DO NOT operate
machine with damaged parts!
MAINTAIN POWER CORDS. When disconnecting cord-connected machines from power, grab
and pull the plug—NOT the cord. Pulling the cord
may damage the wires inside. Do not handle
cord/plug with wet hands. Avoid cord damage by
keeping it away from heated surfaces, high traffic
areas, harsh chemicals, and wet/damp locations.
EXPERIENCING DIFFICULTIES. If at any time
you experience difficulties performing the intended operation, stop using the machine! Contact our
Technical Support at (570) 546-9663.
-10 -
Model G0808 (Mfd. Since 11/15)
Page 13
Additional Safety for Drill Presses
Serious injury or death can occur from getting clothing, jewelry, or long hair entangled in
rotating spindle or bit/cutting tool. Contact with rotating bit/cutting tool can result in severe cuts
or amputation of fingers. Flying metal chips can cause blindness or eye injuries. Broken bits/
cutting tools, unsecured workpieces, chuck keys, or other adjustment tools thrown from rotating
spindle can strike nearby operator or bystanders with deadly force. To reduce the risk of these
hazards, operator and bystanders MUST completely heed hazards and warnings below.
WEARING PROPER PPE. Flying chips created by
drilling can cause eye injuries or blindness. Always
wear a face shield in addition to safety glasses.
Always keep hands and fingers away from drill bit/
cutting tool. Avoid awkward hand positions, where
a sudden slip could cause hand to move into bit/
cutting tool.
AVOIDING ENTANGLEMENT. DO NOT wear
loose clothing, gloves, or jewelry, and tie back long
hair. Keep all guards in place and secure. Always
allow spindle to stop on its own. DO NOT stop
spindle using your hand or any other object.
REMOVING ADJUSTMENT TOOLS. Chuck key,
drawbar wrench, and other tools left on machine
can become deadly projectiles when spindle is
started. Remove all loose items or tools used on
spindle immediately after use.
SECURING BIT/CUTTING TOOL. Firmly secure
bit/cutting tool so it does not fly out of spindle during operation or startup.
SECURING TABLE AND HEADSTOCK. To avoid
accidental contact with tool/bit, tighten all table
and headstock locks before operating drill.
CORRECT SPINDLE SPEED. Using wrong spindle speed can cause bits/cutting tools to break
and strike operator or bystanders. Follow recommended speeds and feeds for each size/type of
bit/cutting tool and workpiece material.
WORKPIECE PREPARATION. To avoid loss of
workpiece control, DO NOT drill material with an
uneven surface on the table, unless a suitable support is used. To avoid impact injuries, make sure
workpiece is free of nails or foreign objects in area
to be drilled.
WORKPIECE CONTROL. An unsecured workpiece may unexpectedly shift, spin out of control,
or be thrown if bit/cutting tool “grabs” during operation. Clamp workpiece to table or in table-mounted
vise, or brace against column to prevent rotation.
NEVER hold workpiece by hand during operation.
NEVER start machine with bit/cutting tool touching
workpiece; allow spindle to gain full speed before
drilling.
INSPECTING BIT/CUTTING TOOL. Damaged
bits/cutting tools may break apart during operation
and hit operator or bystanders. Dull bits/cutting
tools increase cutting resistance and are more
likely to grab and spin/throw workpiece. Always
inspect bits/cutting tools for sharpness, chips, or
cracks before each use. Replace dull, chipped, or
cracked bits/cutting tools immediately.
MAINTAINING MACHINE. Keep machine in proper working condition to help ensure that it functions
safely and all guards and other components work
as intended. Perform routine inspections and all
necessary maintenance. Never operate machine
with damaged or worn parts that can break or
result in unexpected movement during operation.
CLEANING MACHINE SAFELY. To avoid contact
with tool/bit, never clear chips while spindle is
turning. To avoid cuts and eye injuries, DO NOT
clear chips by hand or with compressed air—use
a brush or vacuum instead.
DISCONNECT POWER FIRST. To reduce risk of
electrocution or injury from unexpected startup,
make sure drill is turned OFF, disconnected
from power, and all moving parts have come to a
complete stop before changing bits/cutting tools
or starting any inspection, adjustment, or maintenance procedure.
Model G0808 (Mfd. Since 11/15)
-11-
Page 14
SECTION 2: POWER SUPPLY
Before installing the machine, consider the availability and proximity of the required power supply
circuit. If an existing circuit does not meet the
requirements for this machine, a new circuit must
be installed. To minimize the risk of electrocution,
fire, or equipment damage, installation work and
electrical wiring must be done by an electrician or
qualified service personnel in accordance with all
applicable codes and standards.
Electrocution, fire, or
equipment damage may
occur if machine is not
correctly grounded and
connected to the power
The full-load current rating is the amperage a
machine draws at 100% of the rated output power.
On machines with multiple motors, this is the
amperage drawn by the largest motor or sum of all
motors and electrical devices that might operate
at one time during normal operations.
The full-load current is not the maximum amount
of amps that the machine will draw. If the machine
is overloaded, it will draw additional amps beyond
the full-load rating.
If the machine is overloaded for a sufficient length
of time, damage, overheating, or fire may result—
especially if connected to an undersized circuit.
To reduce the risk of these hazards, avoid overloading the machine during operation and make
sure it is connected to a power supply circuit that
meets the specified circuit requirements.
For your own safety and protection of
Note: Circuit requirements in this manual apply to
a dedicated circuit—where only one machine will
be running on the circuit at a time. If machine will
be connected to a shared circuit where multiple
machines may be running at the same time, consult an electrician or qualified service personnel to
ensure circuit is properly sized for safe operation.
A power supply circuit includes all electrical
equipment between the breaker box or fuse panel
in the building and the machine. The power supply circuit used for this machine must be sized to
safely handle the full-load current drawn from the
machine for an extended period of time. (If this
machine is connected to a circuit protected by
fuses, use a time delay fuse marked D.)
This machine is prewired to operate on a power
supply circuit that has a verified ground and meets
the following requirements:
Availability
supply.
Full-Load Current Rating
Circuit Information
property, consult an electrician if you are
unsure about wiring practices or electrical
codes in your area.
Power Supply Circuit ......................... 15 Amps
Plug/Receptacle ............................. NEMA 6-15
Model G0808 (Mfd. Since 11/15)
Page 15
Improper connection of the equipment-grounding
wire can result in a risk of electric shock. The
wire with green insulation (with or without yellow
stripes) is the equipment-grounding wire. If repair
or replacement of the power cord or plug is necessary, do not connect the equipment-grounding
wire to a live (current carrying) terminal.
Check with a qualified electrician or service personnel if you do not understand these grounding
requirements, or if you are in doubt about whether
the tool is properly grounded. If you ever notice
that a cord or plug is damaged or worn, disconnect it from power, and immediately replace it with
a new one.
We do not recommend using an extension cord
with this machine.
cord, only use it if absolutely necessary and only
on a temporary basis.
Extension cords cause voltage drop, which can
damage electrical components and shorten motor
life. Voltage drop increases as the extension cord
size gets longer and the gauge size gets smaller
(higher gauge numbers indicate smaller sizes).
Any extension cord used with this machine must
be in good condition and contain a ground wire
and matching plug/receptacle. Additionally, it must
meet the following size requirements:
Grounding Requirements
This machine MUST be grounded. In the event
of certain malfunctions or breakdowns, grounding
reduces the risk of electric shock by providing a
path of least resistance for electric current.
This machine is equipped with a power cord that
has an equipment-grounding wire and a grounding
plug. Only insert plug into a matching receptacle
(outlet) that is properly installed and grounded in
accordance with all local codes and ordinances.
DO NOT modify the provided plug!
No adapter should be used with plug. If
plug does not fit available receptacle, or if
GROUNDED
6-15 RECEPTACLE
Current Carrying Prongs
6-15 PLUG
Serious injury could occur if you connect
machine to power before completing setup
process. DO NOT connect to power until
instructed later in this manual.
Grounding Prong
Figure 8. Typical 6-15 plug and receptacle.
machine must be reconnected for use on a
different type of circuit, reconnection must
be performed by an electrician or qualified
service personnel, and it must comply with
all local codes and ordinances.
This machine was carefully packaged for safe
transport. When unpacking, separate all enclosed
items from packaging materials and inspect them
for shipping damage.
,
please
IMPORTANT:
you are completely satisfied with the machine and
have resolved any issues between Grizzly or the
shipping agent. You MUST have the original pack-
aging to file a freight claim. It is also extremely
helpful if you need to return your machine later.
Keep children and pets away
from plastic bags or packing
materials shipped with this
The following items are needed, but not included,
for the setup/assembly of this machine.
Needed for Setup
This machine presents
serious injury hazards
to untrained users. Read
through this entire manual to become familiar with
the controls and operations before starting the
machine!
Wear safety glasses during
the entire setup process!
HEAVY LIF T!
Straining or crushing injury
may occur from improperly
lifting machine or some of
its parts. To reduce this risk,
and use a forklift (or other
lifting equipment) rated for
weight of this machine.
Description Qty
• Safety Glasses (for each person) ............... 1
The following is a list of items shipped with your
machine. Before beginning setup, lay these items
out and inventory them.
If any non-proprietary parts are missing (e.g. a
nut or a washer), we will gladly replace them; or
for the sake of expediency, replacements can be
obtained at your local hardware store.
B
A
NOTICE
If you cannot find an item on this list, carefully check around/inside the machine and
packaging materials. Often, these items get
lost in packaging materials while unpacking or they are pre-installed at the factory.
Box 1 (Figure 9) Qty
A. Handwheel w/Folding Handle .................... 1
B. Handwheels ................................................ 2
C. Hex Wrenches 3, 4, 5mm .....................1 Ea.
The unpainted surfaces of your machine are
coated with a heavy-duty rust preventative that
prevents corrosion during shipment and storage.
This rust preventative works extremely well, but it
will take a little time to clean.
Be patient and do a thorough job cleaning your
machine. The time you spend doing this now will
give you a better appreciation for the proper care
of your machine's unpainted surfaces.
There are many ways to remove this rust preventative, but the following steps work well in a wide
variety of situations. Always follow the manufacturer’s instructions with any cleaning product you
use and make sure you work in a well-ventilated
area to minimize exposure to toxic fumes.
Before cleaning, gather the following:
• Disposable rags
• Cleaner/degreaser (WD•40 works well)
• Safety glasses & disposable gloves
• Plastic paint scraper (optional)
Basic steps for removing rust preventative:
1.
2.
3.
4.
Many cleaning solvents
work in a well-ventilated
Avoid chlorine-based solvents, such as
Cleanup
Gasoline and petroleum
products have low flash
points and can explode
or cause fire if used to
clean machinery. Avo id
using these products
to clean machinery.
Put on safety glasses.
Coat the rust preventative with a liberal
amount of cleaner/degreaser, then let it soak
for 5–10 minutes.
Wipe off the surfaces. If your cleaner/degreas-
er is effective, the rust preventative will wipe
off easily. If you have a plastic paint scraper,
scrape off as much as you can first, then wipe
off the rest with the rag.
Repeat Steps 2–3 as necessary until clean,
then coat all unpainted surfaces with a quality
metal protectant to prevent rust.
are toxic if inhaled. Only
area.
NOTICE
acetone or brake parts cleaner, that may
damage painted surfaces.
T23692—Orange Power Degreaser
A great product for removing the waxy shipping grease from the non-painted parts of the
machine during clean up.
Figure 12. T23692 Orange Power Degreaser.
-16 -
Model G0808 (Mfd. Since 11/15)
Page 19
Site Considerations
Weight Load
Refer to the
of your machine. Make sure that the surface upon
which the machine is placed will bear the weight
of the machine, additional equipment that may be
installed on the machine, and the heaviest workpiece that will be used. Additionally, consider the
weight of the operator and any dynamic loading
that may occur when operating the machine.
Space Allocation
Consider the largest size of workpiece that will
be processed through this machine and provide
enough space around the machine for adequate
operator material handling or the installation of
auxiliary equipment. With permanent installations,
leave enough space around the machine to open
or remove doors/covers as required by the maintenance and service described in this manual.
See below for required space allocation.
Physical Environment
Extreme conditions for this type of machinery are
Place this machine near an existing power source.
other hazards. Make sure to leave enough space
Shadows, glare, or strobe effects that may distract
or impede the operator must be eliminated.
Machine Data Sheet for the weight
Children or untrained people
may be seriously injured by
this machine. Only install in an
access restricted location.
The physical environment where the machine is
operated is important for safe operation and longevity of machine components. For best results,
operate this machine in a dry environment that is
free from excessive moisture, hazardous chemicals, airborne abrasives, or extreme conditions.
generally those where the ambient temperature
range exceeds 41°–104°F; the relative humidity
range exceeds 20%–95% (non-condensing); or
the environment is subject to vibration, shocks,
or bumps.
Electrical Installation
Make sure all power cords are protected from
traffic, material handling, moisture, chemicals, or
around machine to disconnect power supply or
apply a lockout/tagout device, if required.
Lighting
Min. 30"
for Maintenance
Lighting around the machine must be adequate
enough that operations can be performed safely.
Wall
for Maintenance
= Electrical Connection
Illustration Not To Scale
Model G0808 (Mfd. Since 11/15)
46½"
Figure 13. Minimum working clearances.
Min. 30"
Wall
42½"
56½"
-17-
Page 20
Lifting & Placing
get help from other people
Anchoring machinery to the floor prevents tipping
or shifting and reduces vibration that may occur
during operation, resulting in a machine that runs
slightly quieter and feels more solid.
If the machine will be installed in a commercial or
workplace setting, or if it is permanently connected (hardwired) to the power supply, local codes
may require that it be anchored to the floor.
If not required by any local codes, fastening the
machine to the floor is an optional step. If you
choose not to do this with your machine, we recommend placing it on machine mounts, as these
provide an easy method for leveling and they have
vibration-absorbing pads.
Lag shield anchors with lag screws (see below)
are a popular way to anchor machinery to a concrete floor, because the anchors sit flush with the
floor surface, making it easy to unbolt and move
the machine later, if needed. However, anytime
local codes apply, you MUST follow the anchoring
methodology specified by the code.
Anchoring to Floor
HEAVY LIF T!
Straining or crushing injury
may occur from improperly
lifting machine or some of
its parts. To reduce this risk,
and use a forklift (or other
lifting equipment) rated for
weight of this machine.
To lift and place machine:
1. Move shipping crate next to intended location
of drill press, then remove top portion of crate
from shipping pallet.
2. To help balance machine when moving,
move table as close to base as possible and
center table in X-axis.
Number of Mounting Holes ............................ 3
Diameter of Mounting Hardware .................
5
⁄8"
Anchoring to Concrete Floors
3. Place lifting sling around headstock (see
Figure 14), and attach it securely to forklift
(or other power lifting equipment).
Note:To avoid sudden shifts that could
unbalance machine, tighten all locks that
restrict moving parts before lifting.
4. Unbolt machine from pallet.
5. With another person to help to steady
-18-
Figure 14. Lifting sling position.
machine, lift it just enough to clear pallet and
any floor obstacles, then place it in its final
position on shop floor.
Lifting Sling
Lag Screw
Flat Washer
Machine Base
Concrete
Figure15. Popular method for anchoring
machinery to a concrete floor.
Model G0808 (Mfd. Since 11/15)
Lag Shield Anchor
Drilled Hole
Page 21
Assembly
The machine must be fully assembled before it
can be operated. Before beginning the assembly
process, refer to
all
cess goes smoothly, clean all
that have any
heavy-duty rust preventative
tory (if applicable).
Needed for Setup and gather
listed items. To make sure the assembly pro-
parts
applied by the fac-
The Model G0808 ships with an extra X-axis
handwheel and handle in case you choose not to
install the X-axis power feed. If you choose not to
install the X-axis power feed, skip those assembly
steps, and install the extra handwheel (with handle) in its place, in a similar manner as the Y-axis
handwheel assembly steps on Page 22.
3. Use Z-axis crank handle to just slightly lower
table.
Note: Only exert mild pressure when lower-
ing table during Step 3, otherwise you could
damage knee by forcing it down against
lower brace (see Figure 18).
4. Remove upper wooden brace, raise table
slightly, then remove lower wooden brace
(see Figure 18).
Upper
Brace
To assemble machine:
1. Remove cap screw and washer that secure
Z-axis crank handle, then remove crank
handle, turn it around, and re-install it with
compression spring, as shown in Figure 16.
Cap Screw
& Washer
Z-Axis
Crank Handle
Compression
Spring
Figure 16. Z-axis crank handle installed
correctly.
2. Loosen Z-axis table lock (see Figure 17).
Knee
Lower
Brace
Figure 18. Wooden shipping braces to be
removed during assembly.
5. Install coarse downfeed lever shafts and
handles onto coarse downfeed hub (see
Figure 19).
Lever Shaft
(1 of 3)
Hub
Lever Handle
(1 of 3)
Figure 17. Location of Z-axis table lock.
Model G0808 (Mfd. Since 11/15)
Figure 19. Coarse downfeed lever shafts and
handles installed.
Note: If you choose to install the X-axis
power feed, continue to Step 6. If you choose
to NOT install the X-axis power feed, skip
ahead to Step 16.
-19 -
Page 22
6. Slide X-axis leadscrew gear onto X-axis
leadscrew and tighten set screw (see
Figure 19).
8. Loosen hex bolts shown in Figure 22, then
remove left side of X-axis power feed bracket
assembly.
X-Axis
Leadscrew
Gear
X-Axis
Set Screw
Figure 20. Installing X-axis table lock.
7. Install X-axis power feed bracket assem-
bly onto left end of table, then tighten preinstalled mounting bolts (see Figure 21).
X-Axis Power Feed
Bracket Assembly
Leadscrew
Mounting Bolts
Hex Bolts
Left Side
of Bracket
Assembly
Figure 22. Left side of X-axis power feed bracket
assembly removed.
9. Install left side of bracket assembly onto
X-axis power feed unit with (2) M6-1 x 25 cap
screws and (2) 6mm flat washers (see Figure
23). Do not fully tighten cap screws.
Cap Screws
Figure 21. X-axis power feed bracket assembly
mounted to table.
Power
Feed
Unit
Left Side
of Bracket
Assembly
Figure 23. Left side of bracket assembly
mounted to power feed unit.
-20-
Model G0808 (Mfd. Since 11/15)
Page 23
10. Install power feed unit onto right side of
bracket assembly and temporarily tighten hex
bolts (see Figure 24).
11. Move power feed unit until power feed gear
teeth align with X-axis leadscrew gear teeth,
then tighten cap screws from Step 8 (see
Figure 24).
12. Loosen hex bolts from Step 10, adjust power
feed unit until power feed gear meshes with
X-axis leadscrew gear, then fully tighten hex
bolts (see Figure 24).
15. Loosen and remove factory-installed limit
stops, then insert both accessory limit stop
assemblies into groove in table, as shown in
Figure 26.
Accessory Limit Stop
Assembly (1 of 2)
Groove
Power Feed
Gear
X-Axis
Leadscrew
Gear
Figure 24. Left side of power feed bracket with
attached power feed unit mounted to right side of
bracket.
13. Install direction lever handle, as shown in
Figure 25.
14. Remove adhesive backing from gear guard
and install over X-axis table gear, as shown
in Figure 25.
Hex Bolt
(1 of 2)
Cap Screw
(1 of 2)
Figure 26. Accessory limit stop assembly
mounted in table groove (1 of 2 shown).
16. Slide one limit stop all the way to left end of
table, and slide the other stop all the way to
right end.
17. Remove factory-installed stop plate, then
use its mounting screws to install limit switch
mounting block in its place (see Figure 27).
18. Install X-axis limit switch to mounting block
using (2) included M8-1.25 x 12 cap screws
and 8mm flat washers (see Figure 27).
Mounting
Block
X-Axis
Limit Switch
Handle
Figure 25. Gear cover installed.
Model G0808 (Mfd. Since 11/15)
x 2
Figure 27. X-axis limit switch installed.
Gear
Guard
-21-
Page 24
19. Mount handwheel with pre-installed folding
Once assembly is complete, test run the machine
to ensure it is properly connected to power and
safety components are functioning correctly.
If you find an unusual problem during the test run,
immediately stop the machine, disconnect it from
power, and fix the problem BEFORE operating the
machine again. The
table in the
SERVICE section of this manual can help.
Serious injury or death can result from
handle to right end of X-axis leadscrew (see
Figure 28), and tighten set screw on base of
handwheel to secure it (see Figure 29).
Verify Lubrication
20. Mount a remaining handwheel to Y-axis
leadscrew (see Figure 28), and tighten set
screw on base of handwheel (see Figure 29).
21. Thread screw of revolving handle assembly
into handwheel from Step 19, then tighten
jam nut against handwheel to secure handle
(see Figure 28).
Handwheel
w/Folding
Handle
Y-Axis
Handwheel
Revolving
Handle
Assembly
Jam
Nut
Screw
GEARBOX MUST
BE FILLED WITH OIL!
OIL MAY NOT BE
SHIPPED WITH MACHINE!
Refer to Lubrication Section
for Correct Oil Type.
This machine was shipped from the factory with
oil in it, but the headstock oil reservoir level must
be verified before the machine can be operated
for the first time. Refer to the Lubrication section, beginning on Page 39, for details on how to
check oil.
Damage caused by running the mill without
oil in the reservoir will not be covered under
warranty.
Figure 28. Table handwheels installed.
Set Screw
Figure 29. Set screw on base of handwheel
(Y-axis shown).
-22-
Test Run
Troubleshooting
using this machine BEFORE understanding
its controls and related safety information.
DO NOT operate, or allow others to operate,
machine until the information is understood.
Model G0808 (Mfd. Since 11/15)
Page 25
DO NOT start machine until all preceding
setup instructions have been performed.
Operating an improperly set up machine
ed results that can lead to serious injury,
3. Press Emergency Stop/Reset button.
4. Move spindle direction switch to neutral
(middle) position.
may result in malfunction or unexpect-
death, or machine/property damage.
Refer to Figures 30–31 for the locations of the
various controls necessary for performing the
Test Run.
Master Power
Switch
Figure 30. Master Power Switch in OFF ("0")
position.
5. Rotate spindle speed dial to "0".
6. Move spindle speed range lever to "L".
7. Connect machine to power by inserting power
cord plug into a matching receptacle. Digital
readout and ON/OFF buttons will illuminate.
8. Twist Emergency Stop button clockwise until
it springs out (see Figure 32). This resets
switch so machine can start.
Figure 32. Resetting the switch.
9. Press green ON button to turn machine ON.
Spindle
Direction
Switch
Figure 31. Location of controls necessary for
To test run machine:
1. Clear all setup tools away from machine.
2. Rotate Master Power Switch to ON ("1")
position.
ON & OFF
Buttons
Test Run.
Spindle Speed
Range Lever
Spindle
Speed Dial
Emergency Stop/
Reset Button
10. Move spindle direction switch to the right,
and then slowly rotate spindle speed dial to
"1". Verify motor starts up and runs smoothly
without any unusual problems or noises.
11. Press Emergency Stop button to turn machine
OFF.
12. WITHOUT resetting Emergency Stop button,
try to start machine by pressing the ON button. The machine should not start.
— If the machine does not start, the safety
feature of the Emergency Stop button is
working correctly. Congratulations! The
Test Run is complete.
— If the machine does start, immediately
turn it OFF and disconnect power. The
safety feature of the Emergency Stop button is NOT working properly and must be
replaced before further using the machine.
Model G0808 (Mfd. Since 11/15)
-23-
Page 26
Power Feed Test Run
Model G0808 comes with power feed units for
X- and Z-axis table travel. Proper operation of the
limit switches (attached to the front middle of the
table and at the base of the Z-axis power feed
unit) is important to the operation of the power
feed units. Refer to Controls & Components,
beginning on Page 4, to understand the names
and locations of components referenced in this
section.
7. Move direction lever to left, slowly turn speed
dial clockwise to increase speed, then confirm that table is moving to the left.
8. Press and hold Rapid Traverse button for
a few moments to confirm rapid traverse is
operating correctly. Table should move rapidly to the left.
9. Release Rapid Traverse Button. Table should
resume normal speed.
Both X- and Z-axis power feed units operate in a
similar way. Therefore, use the following instructions to test run both units. If either power feed
does not operate as expected during the following
steps, disconnect it from power and contact our
Tech Support at (570) 546-9663 for assistance.
During power feed operation, handwheels/
cranks will spin rapidly if engaged. To
reduce risk of entanglement or impact injury,
always disengage X-axis handwheel/Z-axis
elevation crank when using power feed.
Failure to do so could lead to entanglement
or impact injuries.
To test run power feed units:
1. Make sure all tools, cables, and other items
are well clear of table movement and potential
direction of travel.
2. Refer to Operating Power Feed section,
beginning on Page 28, to understand how
power feeds, table locks, and limit switches
function.
3. Adjust limit stops to allow for maximum table
movement in following steps.
10. Allow table limit stop to hit limit switch. Table
movement should stop.
— If table movement does not stop, Turn OFF
power feed and DISCONNECT POWER
IMMEDIATELY. Contact Tech Support.
11. Move direction lever through neutral (middle)
position and all the way to the right. Table
should begin moving in opposite direction.
12. Allow table limit stop to hit limit switch. Table
movement should stop.
— If table movement does not stop, Turn OFF
power feed and DISCONNECT POWER
IMMEDIATELY. Contact Tech Support.
13. Repeat Steps 11–12 with table moving in
opposite direction.
14. Move direction knob to neutral (middle) position, turn speed dial to lowest setting, and
press OFF button.
15. Retighten table locks.
16. Loosen Z-axis table lock, then repeat this
same Test Run process with Z-axis power
feed unit.
4. Loosen all applicable table locks.
5. Plug X-axis power feed power cord into a
matching power supply receptacle.
6. Make sure power feed direction lever is in
neutral (middle) position, turn speed dial
counterclockwise to lowest setting, then
move ON/OFF switch to ON position.
-24-
Congratulations! The Tes t Run is complete.
Continue to the next page to perform the Spindle Break-In and Inspections & Adjustments
procedures.
Model G0808 (Mfd. Since 11/15)
Page 27
The spindle break-in procedure distributes lubrication
reduce the risk
of early
if there are any "dry" spots
or areas where lubrication has settled in the bearings. You
efore
placing
for the
first time when the machine is new or if it has
been sitting idle for longer than 6 months.
Always start the spindle break-in at the lowest
speed to minimize wear if there
Allow the spindle to run long enough to warm up
and distribute the bearing grease, then incrementally increase spindle speeds and repeat this process at each speed until reaching the maximum
spindle speed. Following the break-in procedure
in this progressive manner helps minimize any
potential wear that could occur before lubrication
is fully distributed.
Spindle Break-In
tain the warranty. Failure to do this could
Inspections &
Adjustments
You must complete this procedure to main-
cause rapid wear-and-tear of spindle bearings once they are placed under load.
throughout the bearings to
bearing failure
must complete this procedure b
operational loads on the spindle
are dry spots.
The following list of adjustments were performed
at the factory before the machine was shipped:
Be aware that machine components can shift
during the shipping process. Pay careful attention to these adjustments during operation of the
machine. If you find that the adjustments are not
set according to the procedures in this manual or
your personal preferences, re-adjust them.
Since the drill head may have moved during
the shipping process, you will need to tram
the spindle with the table to ensure a 90°
alignment. Refer to the Tramming Spindle
section, beginning on Page 48 for detailed
instructions.
To perform spindle break-in procedure:
1. Set spindle speed range lever to low and rotate spindle speed dial to "0" (see Page 4).
2. Slowly rotate spindle speed dial to "1" and
run spindle for 10 minutes, then turn machine
OFF.
3. Reverse spindle rotation direction, then run
spindle at same speed for another 10 minutes, then turn machine OFF.
4. Repeat Steps 2–3 with spindle speed dial set
to "4" and "8" for 5 minutes in each direction.
5. Set spindle speed range lever to high, then
repeat Steps 2–4 at 5 minutes each.
Congratulations, the Spindle Break-In is
now complete!
Model G0808 (Mfd. Since 11/15)
-25-
Page 28
SECTION 4: OPERATIONS
The purpose of this overview is to provide the novice machine operator with a basic understanding
of how the machine is used during operation, so
the
discussed later
in this manual
Due to the generic nature of this overview, it is
not
more about specific operations,
manual and
rienced
research outside of this manual by reading "howto" books, trade magazines, or websites.
To reduce your risk of
serious injury, read this
entire manual BEFORE
using machine.
To reduce risk of eye or face injury from
flying chips, always wear approved safety
glasses and a face shield when operating
this machine.
Operation Overview
machine controls/components
are easier to understand.
intended to be an instructional guide. To learn
read this entire
seek additional training from expe-
machine operators, and do additional
To complete typical operation, operator does
following:
If you are not experienced with this type
of machine, WE STRONGLY RECOMMEND
that you seek additional training outside of
this manual. Read books/magazines or get
formal training before beginning any projects. Regardless of the content in this section, Grizzly Industrial will not be held liable
for accidents caused by lack of training.
1. Examines workpiece to make sure it is suit-
able for drilling.
2. Installs correct tooling for operation.
3. Firmly secures workpiece to table using a
vise or T-slot clamps.
4. Adjusts table height, then locks it in place.
5. Puts on required safety glasses and face
shield.
6. Connects machine to power.
7. Selects spindle direction, range, and speed,
then turns machine ON.
8. Begins drilling operations.
9. When finished, turns machine OFF, rotates
Master Power Switch OFF ("0") position, and
disconnects machine from power.
-26-
Model G0808 (Mfd. Since 11/15)
Page 29
Master Power Switch
The Master Power Switch (see Figure 33) toggles
the incoming power ON and OFF. It can be locked
in the OFF ("0") position to prevent unauthorized
use.
To lock the switch in the OFF position, rotate the
switch to the OFF position, press the locking tab
in, then insert a padlock with a maximum shank
diameter of
switch body (see Figure 33).
Master Power
3
⁄16" through the hole in the tab and
Switch
Graduated Collars
The table handwheels have graduated collars
(see Figure 35) that are used to determine table
movement in 0.001" increments with one full revolution equaling 0.100" of travel.
Additionally, each collar has a thumbscrew that is
used to adjust the dial to "0".
Graduated
Collars
Figure 35. Locations of graduated collars.
Locking Tab
3
⁄16" Hole
with
Figure 33. Master power switch.
Table Movement
The table travels in three directions (see Figure 34).
This travel is controlled by table handwheels and
the Z-axis crank handle. Additionally, the table
can be moved along the X- and Z-axis with the
power feed and manually rotated 360° around the
column.
X-Axis or Longitudinal Travel
(Left & Right)
Y-Axis or
Cross Travel
(In & Out)
Table Locks
Use table locks to increase the rigidity of the table
when movement in that axis is not required for the
operation.
Refer to Figure 36 to identify the locks for each
table axis.
X-Axis Locks
Z-Axis
Lock
Figure 36. Location of table locks.
Y-Axis
Locks
Z-Axis or
Vertical Elevation
(Up & Down)
Figure 34. The directions of table movement.
Model G0808 (Mfd. Since 11/15)
Always keep table locked in place unless
table movement is required. Unexpected
table and workpiece movement could cause
tooling to bind with workpiece, which may
damage tooling or workpiece.
-27-
Page 30
Use X- and Z-axis limit stops (see Figures 37–38)
in conjunction with each power feed to set the
total amount of travel. The limit stops come into
contact with the limit switch and stop power feed
motion.
Operating Power FeedLimit Stops
The X- and Z-axis power feed units operate in a
similar way. Therefore, use the following instructions to operate both units. For additional compo-
nent details, refer to Power Feed Identification
on Page 6.
If not being used, position stops as far away from
limit switches as possible, so as not to interfere
with table movement.
To adjust the position of the X-axis limit stops (see
Figure 37), loosen the cap screws that secure the
stops, move the stops to the desired positions,
then tighten securely.
X-Axis
Limit Stop
(1 of 2)
X-Axis
Limit Switch
To operate X- or Z-axis power feed:
1. Loosen table lock(s).
2. Turn speed dial (see Figure 39) all the way
counterclockwise to slowest setting.
3. Move direction lever to neutral (middle)
position, then move ON/OFF switch (see
Figure 39) to ON position.
4. With your hand poised over ON/OFF switch
in case you need to suddenly turn unit OFF,
move direction lever (see Figure 39) to select
desired direction of table travel.
5. Use speed dial (see Figure 39) to slowly
bring speed of movement up to desired rate.
To cause table to instantly move at full speed
when already in motion, press rapid traverse
button (see Figure 39). The table will resume
previous speed when button is released.
Figure 37. X-axis limit switch and stops.
To adjust the position of the Z-axis limit stops,
loosen the stop bracket bolts, raise or lower the
stops to the desired positions, then retighten bolts
(see Figure 38).
Stop Bracket
Bolt (1 of 2)
Z-Axis
Limit Stop
(1 of 2)
Z-Axis
Limit Switch
Figure 38. Location of Z-axis limit switch and
upper stop with stop bracket bolt.
Rapid Traverse
Button
Speed
Dial
Reset
Button
Figure 39. Power feed controls (Z-axis shown).
6. When you are finished using power feed, turn
unit OFF, rotate speed dial all the way counterclockwise, and move direction lever to
neutral (middle) position to avoid unexpected
table movement later.
Direction
Lever
ON/OFF
Switch
-28-
Model G0808 (Mfd. Since 11/15)
Page 31
Head Tilt
The head tilts from 30° left to 90° right. The 0°
index pin locks the head perpendicular to the
table and must be removed before tilting the head.
A scale on the side of the head indicates the
angle of tilt (see Figure 40).
When positioning head back to 0° after tilting it, you will need to tram it to ensure spindle is precisely perpendicular to table for
proper drilling accuracy. Refer to Tramming Spindle section on Page 48 for instructions.
2. Tighten hex nut on 0° index pin (see Figure
40) against headstock, which will force pin
out. Pull pin out of hole to allow head to tilt in
following steps.
Open-End Wrench or Socket 24mm ................. 1
Small Hammer/Mallet ........................................ 1
To tilt head:
1. DISCONNECT MACHINE FROM POWER!
3. Remove cover plate from bottom of head-
stock (see Figure 41).
Cover Plate
Lock Nut
(1 of 3)
Figure 41. Cover plate removed from bottom of
headstock (headstock tilted 90° for clarity).
4. Loosen three lock nuts (one on each side of
head and one inside head) that secure head
tilt setting (see Figures 41–40).
5. With assistance from another person to support head, tilt head to desired position.
Removed
Model G0808 (Mfd. Since 11/15)
— If tilting head to an angle other than 0°
(perpendicular to table), use scale (see
Figure 40) as a guide for setting tilt angle.
— If returning head to 0° (perpendicular to
table), use scale as a guide. When head is
at 0°, re-insert index pin with hex nut, and
gently tap it with a small hammer or mallet
to seat it.
6. Retighten lock nuts from Step 4.
-29-
Page 32
Installing/Removing
Tooling
4. Align tool slot (see Figure 43) with pin inside
spindle, then insert tooling all the way into
spindle.
This machine features a spindle that accepts R-8
tooling. Make sure speed range lever is set to "L"
to prevent spindle rotation when installing/removing tooling.
Cutting tools are sharp and
can easily cause laceration
injuries. Always protect
your hands with leather
gloves or shop rags when
handling cutting tools.
Wrench or Socket 17mm ................................... 1
Brass-Head or Dead-Blow Hammer .................. 1
To remove tooling:
1. DISCONNECT MACHINE FROM POWER!
2. Set spindle speed range lever to "L" to pre-
vent spindle rotation during next step.
3. Remove motor cover.
4. Unthread drawbar from tool one full rotation.
Spindle Downfeed
Spindle downfeed movement on the drill press
is controlled by two mechanisms: 1) The coarse
downfeed lever, and 2) the fine downfeed
handwheel (see Figure 46). Refer to Controls & Components on Page 4 for detailed descriptions
of all downfeed controls and components.
Fine Downfeed
Handwheel
Graduated
Dial
Coarse
Downfeed
Levers
Note: Make sure that drawbar has at least
three threads engaged with tooling, or
drawbar and tool threads could be damaged
during next step.
5. Tap top of drawbar with brass-head or deadblow hammer to unseat taper (see Figure 45).
Figure 45. Tapping drawbar to unseat tool taper.
6. Support tool with one hand and fully unthread
drawbar from tool.
Downfeed
Selector
Knob
Quill
Lock Lever
Figure 46. Downfeed controls.
Using Coarse Downfeed
Coarse downfeed is typically used for drilling,
because it allows you to quickly lower the spindle
with varying speed/pressure, and it automatically
retracts the spindle back to the top position when
released.
To engage coarse downfeed, make sure the
spindle is completely stopped, and loosen the
downfeed selector knob (see Figure 46).
Note: To maintain control of the upward spindle travel, always continue holding the coarse
downfeed levers until the spindle returns to the
top position. Letting go of the levers too soon will
cause the spindle to retract too quickly and slam
up into the headstock.
Model G0808 (Mfd. Since 11/15)
-31-
Page 34
Using Fine Downfeed
Fine downfeed is typically used for precise, nonretractable Z-axis positioning of a cutter or endmill when milling a flat surface across the face
of a workpiece. The fine downfeed handwheel
is equipped with a graduated collar (see Figure 46 on Page 31) with 0.001" increments. Each
complete revolution of the handwheel equals
0.100 ".
Setting Depth Stop
The depth stop limits the drilling depth or downward movement of the cutting tool. The maximum
depth is 5". This is useful when performing the
same operation multiple times.
To set depth stop:
In order to ensure the milled surface remains flat,
the quill lock lever should be locked after each
adjustment to ensure the spindle height cannot
move until the entire milling operation is complete.
To engage fine downfeed, make sure the spindle
is completely stopped, and tighten the downfeed
selector. Rotate the fine downfeed handwheel
to raise or lower the spindle (see Figure
46 on Page 31).
1. DISCONNECT MACHINE FROM POWER!
2. Install tooling (refer to Page 30), then make
sure spindle is drawn all the way up into
headstock.
3. Loosen Z-axis table lock, and raise table until
it is approximately
4. Rotate depth stop adjustment knob until top
of depth stop pointer is level with desired
depth as listed on scale (see Figure 47).
Note: The depth stop scale functions as
a general guide only. It is not intended for
tight-tolerance, precision results. To calibrate
the depth stop see Calibrating Depth Stop
on Page 43.
Depth Stop
Pointer
1
⁄8" below tooling.
-32-
Depth Stop
Adjustment Knob
Figure 47. Location of depth stop controls.
Model G0808 (Mfd. Since 11/15)
Page 35
Spindle Speed
Using the correct spindle speed is important for
safe and satisfactory results, as well as maximizing tool life.
To set the spindle speed for your operation, you
will need to: 1) Determine the best spindle speed
for the cutting task, and 2) configure the spindle
speed range lever and spindle speed dial to produce the required spindle speed.
Determining Spindle Speed
Many variables affect the optimum spindle speed
to use for any given operation, but the two most
important are the recommended cutting speed
for the workpiece material and the diameter of
the cutting tool, as noted in the formula shown in
Figure 48.
*Recommended
Cutting Speed (FPM) x 12
Tool Dia. (in inches) x 3.14
*Double if using carbide cutting tool
Figure 48. Spindle speed formula for milling.
Cutting speed, typically defined in feet per minute
(FPM), is the speed at which the edge of a tool
moves across the material surface.
Spindle
=
Speed
(RPM)
Setting Spindle Speed
Use the chart below or the one on the headstock
when setting the spindle speed.
Spindle Speed RangeRange Lever
0–350 RPML
0–2500 RPMH
Change spindle speed range ONLY when the
spindle is completely stopped. Otherwise,
machine damage could occur.
To set spindle speed:
1. With spindle completely stopped, position
spindle speed range lever (see Figure 49) to
high or low ("H" or "L") range.
Note: If necessary, rotate the spindle by
hand to mesh the gears when changing
speed range.
2. Rotate spindle speed dial (see Figure 49)
to approximate desired spindle speed, then
turn machine ON. If necessary, adjust spindle
speed dial with machine running to fine-tune
spindle speed.
Spindle Speed
Range lever
A recommended cutting speed is an ideal speed
for cutting a type of material in order to produce
the desired finish and optimize tool life.
The books Machinery’s Handbook or Machine Shop Practice, and some internet sites, provide excellent recommendations for which cutting
speeds to use when calculating the spindle speed.
These sources also provide a wealth of additional
information about the variables that affect cutting
speed and they are a good educational resource.
Also, there are a large number of easy-to-use
spindle speed calculators that can be found on
the internet. These sources will help you take into
account the applicable variables in order to determine the best spindle speed for the operation.
Model G0808 (Mfd. Since 11/15)
Spindle Speed
Dial
Figure 49. Spindle speed controls.
-33-
Page 36
Calculating Spindle Speed for Drilling
Using the Drilling Speed Chart
The chart shown in Figure 50 is intended as
a guide only. Always follow the manufacturer's
speed recommendations if provided with your drill
bits, cutters, or hole saws. Exceeding the recommended speeds may be dangerous to the operator or cause damage to the tooling.
The speeds shown here are intended to get you
started. The optimum speed will always depend
on various factors, including tool diameter, drilling
pressure, material hardness, material quality, and
desired finish.
Often, when drilling materials other than wood,
some type of lubrication is necessary.
Larger bits turning at slower speeds tend
to grab the workpiece aggressively. This
can result in the operator's hand being
pulled into the bit or the workpiece being
thrown with great force. Always clamp the
workpiece to the table to prevent injuries.
-34-
Figure 50. Drilling speed chart.
Model G0808 (Mfd. Since 11/15)
Page 37
ACCESSORIES
Installing unapproved accessories may
order online atwww.grizzly.comor call1-800-523-4777
SECTION 5: ACCESSORIES
cause machine to malfunction, resulting in
serious personal injury or machine damage.
To reduce this risk, only install accessories
recommended for this machine by Grizzly.
NOTICE
Refer to our website or latest catalog for
additional recommended accessories.
G8867—Cobalt Alloy Drill Bits 1⁄16"–1⁄2", 29-Pc.
These cobalt alloy bits are resistant to heat and
stress, allowing them to turn faster without overheating. The 135° split point enables the drill to
use less thrust and eliminates the tendency of the
drill point to walk, which makes these great for use
in portable drills or drill presses. Cobalt Alloy bits
retain their edge sharpness longer than normal
HSS bits, resulting in a significant saving of time
and money in the workshop.
G3658—Tin-Coated 115-Pc. Drill Bit Set
Titanium nitride-coated bits last up to six times
as long as uncoated bits. This 115-piece set features 29 fractional bits, from
1
⁄64", letter bits from A–Z, and 60 number bits.
of
Housed in a rugged steel case.
Figure 52. Model G3658 115-Pc. Drill Bit Set.
1
H8263—
Shank
These precision, keyless drill chucks have integral
shanks to fit a variety of spindles including Morse
taper, R-8 and Cat 40. Each chuck has a knurled
grip for plenty of torque and if that’s not enough,
they are spanner wrench compatible. (Spanner
wrench not included.) Made in an ISO 9001 certified factory.
⁄2" x R-8 Keyless Chuck with Integral
1
⁄6"–1⁄2 " in increments
Figure 51. Model G8867 Cobalt Alloy Drill Bits
Model G0808 (Mfd. Since 11/15)
1
⁄16"–1⁄2", 29-Pc.
Figure 53. Model H8263 Precision Keyless Drill
Chuck.
-35-
Page 38
SB1348—South Bend® 8-Pc. R-8 Collet Set
order online atwww.grizzly.comor call1-800-523-4777
®
SB1349—South Bend
Get true South Bend
16-Pc. R-8 Collet Set
®
quality and precision with
one of these Quick-Change Collet Sets. Each set
includes hardened and precision-ground spring
collets for maximum holding power, collet chuck,
spanner wrench, and protective moulded case.
H7527— 6" Rotary Table w/ Div. Plates
Use this 6" rotary table in either the horizontal
or vertical position for a variety of milling applications and with the set of dividing plates and
adjustable tailstock, your milling applications are
nearly unlimited. With 4 degree table movement
per handle rotation and 20 second vernier scale,
control is very accurate and precise. Also includes
These blocks are extremely handy for layout and
set up work. Matched blocks are hardened and
precision ground so all six sides are square to
within 0.0003".
T24799
T24800
Figure 56. H7527 6" Rotary Table w/Div. Plates.
T10440—Precision 3-Way Drill Press Vise
This Precision 3-Way Drill Press Vise is made
from graded cast-iron and features a prismatic
fixed jaw for holding round material, stepped jaws
for holding thin material, and precision-ground
right angle faces for horizontal and vertical positioning. Includes a sturdy lip along both sides of
the base, allowing vise to be mounted to nearly
any machine table, using common T-slot clamps.
Figure 55. T24799 and T24800 Precision
Parallel Blocks.
-36-
Figure 57. Model T10440 Precision 3-Way Drill
Press Vise.
Model G0808 (Mfd. Since 11/15)
Page 39
G1075—58-Pc. Clamping Kit
order online atwww.grizzly.comor call1-800-523-4777
This kit includes 24 studs, 6 step block pairs,
6 T-nuts, 6 flange nuts, 4 coupling nuts, and 6
end hold-downs. The rack is slotted so it can be
mounted close to the machine for easy access.
1
Made for
⁄2 " T-slots.
G9806—Dial Indicator
H3326—Digital Indicator
These indicators are perfect for tramming mill
spindles. Both models feature a range of 0.05",
while Model G9806 has graduations of 0.0001",
and Model G3326 has graduations of 0.0005".
G9806H3326
Figure 58. G1075 58-Pc. Clamping Kit.
H5608—V-Block Pair w/Clamps 15⁄8"
3
H5609—V-Block Pair w/Clamps 1
⁄4"
H5610—V-Block Pair w/Clamps 2"
3
H5611—V-Block Pair w/Clamps 2
⁄4"
Each V-Block pair is precision-ground and numbered to match for accuracy.
Figure 59. H5611 V-Block Pair w/Clamps
pictured.
Figure 60. Grizzly Dial Indicators.
SB1365—South Bend Way Oil-ISO 68
T26419 —Syn-O-Gen Synthetic Grease
Figure 61. Recommended products for machine
lubrication.
H6572—Grease-Resistant Mat 3' x 3' x
3
⁄4"
These Black Grease Resistant Mats are engineered for proper back and leg support. The nonslip surface features a modular interlock design,
which enables the user to create a custom floor.
3
Mats measure 36" x 36" x
⁄4".
Figure 62. Model H6572 Grease-Resistant Mat
3
3' x 3' x
⁄4".
Model G0808 (Mfd. Since 11/15)
-37-
Page 40
SECTION 6: MAINTENANCE
accidental startup, always
disconnect machine from
Daily, After Operations
• Disconnect the machine from power.
To reduce risk of shock or
power before adjustments,
maintenance, or service.
• Vacuum/clean all debris from table, slides,
and base.
• Wipe down all unpainted or machined surfaces with a good quality rust preventative.
Schedule
For optimum performance from your machine,
follow this maintenance schedule and refer to any
specific instructions given in this section.
Ongoing
To help minimize your risk of injury and maintain
proper machine operation, if you ever observe
any of the items below shut the machine down
immediately, disconnect it from power, and fix the
problem before continuing operations.
• Loose mounting bolts or fasteners.
• Worn, frayed, cracked, or damaged wires.
• Any other unsafe condition.
Before Beginning Operations
• Turn the spindle direction switch to the OFF
(middle) position to prevent spindle startup
when connected to power (see Page 4).
• Make sure the X- and Z-axis power feed units
are turned OFF to prevent unintentional table
movement when connected to power (see
Page 28).
• Perform lubrication tasks as directed in the
Lubrication section, beginning on Page 39.
• Check table movement in all three axis directions for loose/tight gibs. Adjust the gibs if
necessary (see Page 46).
Cleaning &
Protecting
Regular cleaning is one of the most important
steps in taking good care of this machine. Each
operator is responsible for cleaning the machine
immediately after using it or at the end of the
day. We recommend that the cleaning routine
be planned into the workflow schedule, so that
adequate time is set aside to do the job right.
Typically, the easiest way to clean debris from the
ways and table is to use a wet/dry shop vacuum
that is dedicated for this purpose only. Small metal
chips leftover after vacuuming can be wiped up
with a slightly oiled rag. Avoid using compressed
air to blow off metal chips, as this may drive them
deeper into moving surfaces and could cause
sharp chips to fly into your face or hands.
Besides the ways and elevation leadscrew, all
other unpainted and machined surfaces should
be wiped down daily to keep them rust-free and in
top condition. This includes any surface that could
be vulnerable to rust if left unprotected (this especially includes any parts that may be exposed to
water soluble cutting fluids). Typically with these
parts, a thin film of oil is all that is necessary for
protection.
Keep tables rust-free with ISO 68 way oil.
-38-
Model G0808 (Mfd. Since 11/15)
Page 41
Lubrication
This machine has numerous moving metal-tometal contacts that require regular and proper
lubrication to ensure efficient and long-lasting
operation, and to protect your investment.
Other than the lubrication points covered in this
section, all other bearings are internally lubricated
and sealed at the factory. Simply leave them
alone unless they need to be replaced.
Failure to follow reasonable lubrication
practices as instructed in this manual could
lead to premature failure of the machine and
will void the warranty.
Quill, Column, & Column Rack
Oi l Typ e ......Model T23962 or ISO 68 Equivalent
Lubrication Frequency ...........8 Hrs. of Operation
Before performing any lubrication task,
DISCONNECT MACHINE FROM POWER!
Important: Before adding lubricant, clean any
debris and grime from the fill hole/grease fitting
and the immediate area to prevent contamination
of the new lubricant.
Use the schedule and information in Figure 63
as a guide for lubrication tasks. Follow the referenced sections on the following pages for detailed
instructions.
The following recommended lubrication
schedule is based on light to medium
usage. You may need to lubricate some of
these items more frequently depending on
individual usage.
Use the controls to access all surfaces (see
Figures 64–65), then clean them with mineral spirits, shop rags, and, where appropriate,
brushes.
When dry, apply a thin coat of oil to the surfaces.
Use clean brushes to apply oil to the grooves of
the column rack. Move each component through
the entire path of travel several times to distribute
the lubricant.
Note: Take care not to remove the quill rack
grease without re-applying it.
Quill
Frequency
Lubrication Task
Quill, Column, and Column
Rack
Headstock Reservoir8 Hrs.
X- and Y-Axis Leadscrews40 Hrs.
Quill Rack and Pinion90 Hrs.
Power Feed Gears160 Hrs.
Figure 63. Recommended lubrication tasks,
schedules, and instruction page references.
Model G0808 (Mfd. Since 11/15)
(Hours of
Operation)
8 Hrs.
Page
Ref.
This
Page
40
41
41
42
Figure 64. Outside surface of quill.
ColumnColumn
Rack
Figure 65. Column and rack.
-39-
Page 42
Headstock Reservoir
Oi l Typ e ......Model T23963 or ISO 32 Equivalent
Lubrication Frequency .........90 Hrs. of Operation
Use mineral spirits to clean any debris and builtup grime from the leadscrews shown in Figures 68–69, then wipe them dry. Brush a thin coat of
lubricant on the threads of the leadscrews, then
rotate each leadscrew through its full path to distribute the grease.
X-Axis
Leadscrew
Figure 68. X-axis leadscrew as viewed from
underneath right side of table.
Remove cover plate from bottom of headstock,
then move the quill up and down to gain full
access to the quill rack and pinion (see Figure
70). Clean the teeth with mineral spirits, shop
rags, and a brush.
Pinion
Cover
Plate
Removed
Quill
Rack
Figure 70. Quill rack and pinion.
When dry, use a brush to apply a thin coat of
grease to the teeth, then raise/lower the quill several times to distribute the grease. Re-install cover
plate when finished.
Y-Axis
Leadscrew
Figure 69. Y-axis leadscrew as viewed from
underneath knee.
Model G0808 (Mfd. Since 11/15)
Note: Re-apply oil to the quill smooth outside
surface that was removed during the cleaning
process.
-41-
Page 44
Power Feed Gears
To lubricate the Z-axis power feed gears, always
make sure column rack has adequate lubrication
(see Page 39), which will disburse throughout the
Z-axis power feed gears.
3. Brush a light coat of grease on teeth of
power feed gear and X-axis table gear (see
Figure 72).
To lubricate the X-axis power feed gears, follow
the instructions below.
Gre as e Typ e .....................NLGI #2 or Equivalent
Grease Amount ........Two Pumps of Grease Gun
Check/Add Frequency .......160 Hrs. of Operation
Materials Needed Qty
Double-Sided Adhesive Tape ............ As Needed
Rubbing Alcohol and Shop Rags ...... As Needed
To lubricate X-axis power feed gears:
1. DISCONNECT MACHINE FROM POWER!
2. Remove gear guard (see Figure 71).
Power Feed
Gear
X-Axis
Table Gear
Figure 72. Lubrication points for X-axis power
feed gears.
4. Use rubbing alcohol or other appropriate solvent/cleaner to thoroughly clean grease/residue from mating surfaces of gear guard, then
re-install guard using double-sided adhesive
tape.
-42-
Gear
Guard
Figure 71. Location of gear guard.
Model G0808 (Mfd. Since 11/15)
Page 45
Tensioning Return
Spring
The spring tension for automatic quill recoil has
been pre-set at the factory. It should not need
adjustment under most normal circumstances. If
it does need adjustment, the spring housing is
located on the left side of the headstock.
If the return spring should
come loose from the spring
cap and rapidly unwind,
laceration or impact injuries could occur. Always
wear heavy leather gloves
and safety glasses when
adjusting the return spring
tension.
5. Rotate cover counterclockwise to increase
tension, then push cover back in to engage
roll pin with one of the notches, as shown in
Figure 74, then retighten cap screw.
2. Loosen Phillips head screw shown in Figure
75, and position pointer so its upper edge
aligns with zero, then re-tighten screw.
PointerPhillips Head
Screw
4. Wearing heavy leather gloves, pull spring
cover out enough so notches just clear roll
pin (see Figure 74). HOLD SPRING COVER
TIGHTLY during this step, or force of spring
will cause cover to spin out of your hands.
Model G0808 (Mfd. Since 11/15)
Figure 75. Depth stop calibrated.
-43-
Page 46
Review the troubleshooting and procedures in this section if a problem develops with your machine. If
you need replacement parts or additional help with a procedure, call our Technical Support.
gather the serial number and manufacture date of your machine before calling.
SECTION 7: SERVICE
Troubleshooting
Motor & Electrical
SymptomPossible CausePossible Solution
Machine does not
start or quickly shuts
down after startup.
Machine stalls or is
underpowered.
Machine has
vibration or noisy
operation.
1. Master Power Switch in OFF position.
2. Emergency Stop button depressed/at fault.
3. Power supply circuit breaker tripped or fuse
blown.
4. Incorrect power supply voltage or circuit
size.
5. Motor wires connected incorrectly.
6. Wiring open/has high resistance.
7. ON/OFF switch at fault.
8. Spindle rotation switch at fault.
9. Variable-Speed potentiometer at fault.
10. Inverter/control box at fault.
11. Motor at fault.
1. Machine undersized for task.
2. Wrong workpiece material.
3. Motor overheated.
4. Motor wires connected incorrectly.
5. Gearbox at fault.
6. Variable-Speed potentiometer at fault.
7. Inverter/control box at fault.
8. Motor bearings at fault.
1. Workpiece loose.
2. Chuck or cutter at fault.
3. Motor or component loose.
4. Motor fan rubbing on fan cover.
5. Motor mount loose/broken.
6. Machine incorrectly mounted to floor.
7. Spindle bearings at fault.
8. Motor bearings at fault.
1. Remove lock (if applicable) and rotate switch to ON
position (Page 50).
2. Rotate button head to reset. Replace.
3. Ensure circuit is sized correctly and free of shorts.
Reset circuit breaker or replace fuse.
4. Ensure correct power supply voltage and circuit
size, according to specified circuit requirements.
5. Correct motor wiring connections (Page 50).
6. Check/fix broken, disconnected, or corroded wires.
7. Replace switch.
8. Test/replace switch.
9. Test/replace potentiometer.
10. Inspect inverter/controller box; replace.
11. Test/repair/replace motor.
1. Use correct cutter/bit; reduce feed rate or cutting
speed; use cutting fluid if necessary.
2. Use proper material type for machine.
3. Clean motor, let cool, and reduce workload.
4. Correct motor wiring connections (Page 50).
5. Select appropriate speed range; replace broken or
slipping gears.
6. Test/replace potentiometer.
7. Inspect inverter/controller box; replace.
8. Test by rotating shaft; rotational grinding/loose shaft
requires bearing replacement.
1. Use the correct holding fixture/reclamp workpiece.
2. Replace unbalanced chuck; replace/resharpen
cutter; use correct feed rate.
3. Inspect/replace damaged bolts/nuts, and retighten
with thread locking fluid.
4. Fix/replace fan cover; replace loose/damaged fan.
5. Tighten/replace motor mount.
6. Tighten mounting bolts; relocate/shim machine.
7. Test by rotating spindle; rotational grinding/loose
shaft requires bearing replacement.
8. Test by rotating shaft; rotational grinding/loose shaft
requires bearing replacement.
Note:Please
-44-
Model G0808 (Mfd. Since 11/15)
Page 47
Drilling Operation
SymptomPossible CausePossible Solution
Tool loose in
spindle.
Breaking tools or
cutters.
Workpiece or tool
vibrates or chatters
during operation.
Table is hard to
move.
Bad surface finish.1. Spindle speed/feed rate too fast.
Cutting/drilling
results not square.
Spindle overheats.1. Machine operated at high speeds for
2. Select speed, engage direction lever (Page 28).
3. Check gears and adjust/replace.
4. Replace clutch.
1. Inspect/replace rapid traverse button.
2. Reconnect wiring harness.
-45-
Page 48
Adjusting Gibs
Gibs are tapered lengths of metal that are sandwiched between two moving surfaces. Gibs control the gap between these surfaces and how they
slide past one another. Correctly adjusting the
gibs is critical to producing good milling results.
Tight gibs make table movement more accurate
but stiff. Loose gibs make moving the table sloppy
but easier to do. The goal of gib adjustment is to
remove unnecessary sloppiness without causing
the ways to bind.
Gibs are adjusted with gib screws (see Figures 76–77) that move the tapered gib back-and-forth
to increase or decrease the friction pressure
between the sliding surfaces. The process of
properly adjusting the gibs requires trial-and-error
and patience.
Refer to the figures on this page to identify the
locations of the gibs, and one of the two adjustment screws for each.
Note: It will be necessary to remove small parts,
such as way wipers and covers, to access the gib
adjustment screws.
Tool Needed Qty
Flat Head Screwdriver #2 .................................. 1
X-Axis Gib
Adjustment Screw
Figure 76. X-axis gib adjustment screw (1 of 2).
Y-Axis Gib
Adjustment Screw
Figure 77. Y-axis gib adjustment screw (1 of 2).
To adjust each gib:
1. DISCONNECT MACHINE FROM POWER!
2. Loosen locks for component you are adjusting.
3. Loosen one gib adjustment screw, then tight-
en the other the same amount to move the
gib.
4. Use handwheel/crank (if applicable) to move
component until you feel a slight drag in the
path of movement. Repeat Steps 3–4 as
necessary.
-46-
Model G0808 (Mfd. Since 11/15)
Page 49
Adjusting Leadscrew
GapCap
Screws
GapCap
Screws
Backlash
Leadscrew backlash is the amount of motion or
"play" in leadscrew rotation before the attached
device begins to move. Leadscrews will always
have a certain amount of backlash that will
increase with normal wear.
Generally, 0.005"–0.010" leadscrew backlash is
acceptable to ensure smooth movement and
reduce the risk of premature thread wear. However,
if you find it necessary to adjust leadscrew backlash, perform the procedures listed below.
To adjust leadscrew backlash:
Use a 5mm hex wrench to tighten or loosen
the cap screws on the leadscrew nuts shown in
Figures 78–79, then test the amount of backlash
by slowly rocking the handwheels back-and-forth.
Repeat if necessary.
After positioning the head at an angle and when
your operation requires that the spindle axis be
precisely perpendicular to the table, you must
tram or align the spindle with the table to ensure
the spindle is exactly 90° to the table.
Note: A precision-ground plate can be substituted for the parallel blocks. Keep in mind that
the farther the indicator point can be placed from
the spindle axis, the more accurate the alignment
measurements will be.
To tram spindle to table:
1. DISCONNECT MACHINE FROM POWER!
This procedure involves mounting a dial test indicator to the quill or spindle, rotating it around the
table, and adjusting the spindle axis (Z-axis) 90°
to the table X- and Y-axis, as illustrated in the
figure below.
Spindle
Z-Axis
Y-Axis
Figure 80. Spindle Z-axis perpendicular to the
table X- and Y-axis.
We encourage you to research the many variations of spindle tramming to find the one that
works best for you. If you do not already have a
preference for performing this operation, use the
following widely-used procedure for accurately
tramming the spindle to the table.
90º
90º
X-Axis
Table
2. Prepare machine for tramming by performing
following tasks:
• Verify the table is clean by running your
hand over the top of it. If necessary, stone
the table to remove all nicks and burrs,
then clean off all debris.
• Position the table for the operation you
intend to perform after tramming—preferably centered with the saddle.
• Tighten any table, knee, quill, or ram locks
that should be tight during the intended
operation.
3. Place parallel block underneath spindle.
4. Install indicator holder in spindle or on quill,
then mount indicator so that point is as parallel to block as possible (see figure below).
Spindle
Dial Test
Indicator
Keep in mind that all workpiece top surfaces are
not exactly parallel with the table top. You may
choose to tram the spindle to the top surface of
the workpiece after it is mounted rather than tramming the spindle to the table.
Tools Needed Qty
Dial Test Indicator
(with at least 0.0005" resolution) ................ 1
Indicator Holder
(mounted on the quill/spindle) .................... 1
Precision Parallel Block
(at least 9" in length) ................................... 1
-48-
Indicator
Holder
Parallel Block
Table
Figure 81. Dial test indicator mounted.
Model G0808 (Mfd. Since 11/15)
Page 51
5. To measure spindle alignment along X-axis,
place parallel block directly under spindle and
indicator across length of table, as illustrated
in figure below.
Note: If you must re-position the quill or the
knee to accommodate the above step, then
review the tasks in Step 2 to make sure the
machine is properly prepared for tramming.
Note: Keep one of the rotation lock bolts
just snug so the head does not move loosely
while you adjust it. Remember to tighten
all the rotation lock bolts after adjusting the
head.
8. Place parallel block directly under spindle
and across width of table, as illustrated in
figure below.
Table (Top View)
Parallel Block
IndicatorSpindle
Figure 82. Parallel block and indicator positioned
for the X-axis measurement
(top view).
Note: Your general goal in the next steps
should be to get the difference of the indicator
readings between the ends of the parallel bar
down to 0.0005". However, the acceptable
variance will depend on the requirements for
your operation.
6. Rotate spindle by hand so that indicator point
rests on one end of parallel block, then zero
the dial.
7. Rotate spindle so that indicator point rests
in same manner on other end of block, then
read dial.
— If the indicator dial still reads zero or is
within the acceptable variance, continue
on with Step 8.
— If the indicator dial has moved from zero
beyond the acceptable variance, you will
need to compensate for that amount by
rotating the head left or right. Repeat
Steps 6–7 until you are satisfied with the
spindle axis alignment along the table
X-axis.
Table (Top View)
Indicator
Spindle
Parallel Block
Figure 83. Parallel block and indicator positioned
for the Y-axis measurement
(top view).
9. Rotate spindle so indicator point rests on parallel bar, as illustrated in figure above, then
zero the dial.
10. Rotate spindle so that indicator point rests on
other end of bar in same manner, then read
dial.
— If the indicator dial still reads zero or is
within the acceptable variance, the spindle
is precisely perpendicular to the table in
both the X- and Y-axis, and the tramming
procedure is complete.
— If the indicator dial has moved from zero
beyond the acceptable variance, you
will need to compensate for that amount
by tilting the head forward or backward.
Repeat Steps 9–10 until you are satisfied
with the spindle axis alignment along the
table Y-axis.
Note: Keep one of the tilt lock bolts just snug
so the head does not move loosely while you
adjust it. Remember to tighten all the tilt lock
bolts after adjusting the head.
Model G0808 (Mfd. Since 11/15)
-49-
Page 52
These pages are current at the time of printing. However, in the spirit of improvement, we may make changes to the electrical systems of future machines. Compare the manufacture date of your machine to the one
number and manufacture date of your
machine before calling. This information can be found on the main machine label.
machine
SECTION 8: WIRING
stated in this manual, and study this section carefully.
If there are differences between your machine and what is shown in this section, call Technical Support at
(570) 546-9663 for assistance BEFORE making any changes to the wiring on your machine. An updated
wiring diagram may be available. Note:Please gather the serial
Wiring Safety Instructions
SHOCK HAZARD. Working on wiring that is con-
nected to a power source is extremely dangerous.
Touching electrified parts will result in personal
injury including but not limited to severe burns,
electrocution, or death. Disconnect the power
from the machine before servicing electrical components!
MODIFICATIONS. Modifying the wiring beyond
what is shown in the diagram may lead to unpredictable results, including serious injury or fire.
This includes the installation of unapproved aftermarket parts.
WIRE CONNECTIONS. All connections must
be tight to prevent wires from loosening during
machine operation. Double-check all wires disconnected or connected during any wiring task to
ensure tight connections.
CIRCUIT REQUIREMENTS. You MUST follow
the requirements at the beginning of this manual
when connecting your machine to a power source.
WIRE/COMPONENT DAMAGE. Damaged wires
or components increase the risk of serious personal injury, fire, or machine damage. If you notice
that any wires or components are damaged while
performing a wiring task, replace those wires or
components.
MOTOR WIRING. The motor wiring shown in
these diagrams is current at the time of printing
but may not match your machine. If you find this
to be the case, use the wiring diagram inside the
motor junction box.
CAPACITORS/INVERTERS. Some capacitors
and power inverters store an electrical charge for
up to 10 minutes after being disconnected from
the power source. To reduce the risk of being
shocked, wait at least this long before working on
capacitors.
EXPERIENCING DIFFICULTIES. If you are experiencing difficulties understanding the information
included in this section, contact our Technical
Support at (570) 546-9663.
The photos and diagrams
included in this section are
best viewed in color. You
can view these pages in
color at www.grizzly.com.
-50-
Model G0808 (Mfd. Since 11/15)
Page 53
Electrical
Box
Electrical Components
Motor
Control
Panel
X-Axis Limit
X-Axis
Power feed
Figure 84. Electrical component wiring overview.
Z-Axis Limit
Switch
Switch
Z-Axis
Power feed
Figure 86. Motor wiring.
Figure 87. Electrical box wiring.
Figure 85. Z-axis power feed unit.
Model G0808 (Mfd. Since 11/15)
Figure 88. Control panel wiring.
READ ELECTRICAL SAFETY
ON PAGE 50!
-51-
Page 54
Wiring Diagram (Main)
Headstock
(Viewed from
Side)
S3
S2
S1
CL
MAX
MIN
DEC/B
ACC
COMP
Relay
3
COM
S
P1
P2
P3
1
11
14
NO
24
21
S2
Circuit Board
200V 1500MFD
L2
L1
A1
4
RT424730
10A 250V
WARNING: High Voltage!
1.5HP - POWER SUPPLY #2
A57560 REV-A05
200V 1500MFD
A2
200V 1500MFD
200V 1500MFD
L2
COIL
GND
220V Motor
220V 3-Ph Motor
GND
Ground
L2
L2
L1
L1
GND
12
L2
22
4
Control Panel
(Viewed from Rear)
DRO Unit
Fuse
Top Mark
E2MOPA07
D21H15
230VAC
AC LINE
L2
L1
115VAC
MOTOR
L2
L1
W
V
U
GND
Auspicious
600V
20A
Hot
Ground
3
1
26
4
L1
220
VAC
Hot
7
Master Power Switch
5
L2
8
G
(As Recommended)
S3
(Top View)
6-15 Plug
3
P1
Potentiometer
DRO Sensor
DRH
DA-1805NO-3M
10-30VDC
ON/OFF Button
NHD CB-10
4
3
R
4
3
L2
3
1
4
3
G
P2
P3
A60212
0249
Rotation Switch
S
2
4
1
G
3
4
S3
KEDU HY57B
12
12A 250V
Emergency Stop
NHD
CB-10
S
4
G
3
S1
12
-52-
READ ELECTRICAL SAFETY
ON PAGE 50!
Model G0808 (Mfd. Since 11/15)
Page 55
Wiring Diagram (Power Feed)
X-Axis Power Feed Unit
ALIGN
AL-500D
COM
HIGHLY
VS10N021C
10A 125/250VAC
NO
NC
BOTTOM
X-Axis
Limit Switch
DC2
10.1A 250V
DC2
10.1A 250V
1/4HP 125V
13
1/4HP 125V
213
2
Figure 90. X-Axis limit switch
wiring.
TOP
COM
NC
NO
HIGHLY
VS10N021C
10A 125/250VAC
Z-Axis Limit
Switch
Figure 89. Z-Axis limit switch
wiring.
Z-Axis Power Feed Unit
Tiger 560s
110V 2.8A 110W
ST-560
Model G0808 (Mfd. Since 11/15)
READ ELECTRICAL SAFETY
ON PAGE 50!
-53-
Page 56
SECTION 9: PARTS
We do our best to stock replacement parts when possible, but we cannot guarantee that all parts shown
are available for purchase. Call (800) 523-4777 or visit www.grizzly.com/parts to check for availability.
Headstock
94
40
39
95
36
78
35
36-1
38
23
1
92
22
36-2
21
25
1-15
1-11
26
24
34
20-2
1-19
1-7
1-8
27
6-2
1-13
28
6-1
20
20-1
17-1
1-14
29
41
17
19
17-2
1-12
14
12
6-3
6-4
13
54-3
2
54
54-5
60-3
16
1-1
1-18
52
54-4
31
11-1
11-1
11-2
11-3
4
54-3
60-2
32
1-16
9
15
11-4
33
1-17
10
51
54-2
60-4
11-5
11-6
11-8
93
53
58-2
60-1
70-2
30
68
54-1
57
58-1
70-1
69
70
55
3
50
58
60
56
62
78
77
49
63
43
79
83
82
66
67
47
81
80
64
44
46
73
1-6
45
7
1-5
48
1-2
65
8
1
1-20
1-21
1-4
1-3
6
42
-54-
11
11-7
75
Model G0808 (Mfd. Since 11/15)
Page 57
Headstock Parts List
REF PART #DESCRIPTIONREF PART #DESCRIPTION
1P0808001HEADSTOCK ASSEMBLY24P0808024ALIGNMENT PIN 3/8-16 X 38
1-1P0808001-1HEADSTOCK CASTING 25P0808025HEX NUT 3/8-16
1-2P0808001-2HEADSTOCK COVER 26P0808026ADJUSTABLE HANDLE 9"L, 1/2-13 X 2-3/4
1-3P0808001-3VENT PLUG 1/8" NPT27P0808027FLAT WASHER 1/2
1-4P0808001-4OIL FILL PLUG 3/8" NPT28P0808028LOCK PLUNGER SLEEVE
1-5P0808001-5TAPER PIN 10.3 X 3029P0808029OUTSIDE LOCK PLUNGER
1-6P0808001-6CAP SCREW 5/16-18 X 1-1/430P0808030INSIDE LOCK PLUNGER
1-7P0808001-7SPEED RANGE SHIFT LEVER31P0808031LOCK NUT 5/8-11
1-8P0808001-8SPEED RANGE SHIFT SHAFT32P0808032DOCK WASHER 5/8 X 1-9/16 X 1/8
1-11 P0808001-11 EXT RETAINING RING 12MM33P0808033HEX BOLT 5/8-11 X 5-1/2
1-12 P0808001-12 CAP SCREW 1/4-20 X 1/234P0808034HEADSTOCK FACEPLATE
1-13 P0808001-13 SPEED RANGE SHIFT FORK35P0808035PHLP HD SCR 10-24 X 3/8
1-14 P0808001-14 DOWEL PIN 4 X 1636P0808036SPEED RANGE LEVER ASSEMBLY
1-15 P0808001-15 OIL SEAL 12 X 22 X 736-1 P0808036-1SPEED RANGE LEVER
1-16 P0808001-16 OIL DRAIN PLUG 1/4 NPT36-2 P0808036-2SET SCREW 5/16-18 X 5/16
1-17 P0808001-17 OIL SIGHT GLASS 30MM38P0808038DEPTH INDICATOR
1-18 P0808001-18 O-RING 28 X 2.639P0808039FLAT WASHER 1/8
1-19 P0808001-19 OIL SEAL COVER 12MM40P0808040PHLP HD SCR 4-40 X 1/4
1-20 P0808001-20 CAP SCREW 5/16-18 X 241P0808041DUST SHIELD
1-21 P0808001-21 TAPER PIN 10.3 X 5042P0808042PHLP HD SCR 10-24 X 3/8
2P0808002SPINDLE CAP 43P0808043HEAD ADAPTER
3P0808003DRAWBAR 7/16-20 X 16-5/1644P0808044HEAD TILT SCALE
4P0808004PHLP HD SCR M4-.7 X 1045P0808045TILT SCALE INDICATOR
6P0808006MOTOR 1HP 220V/440V 3-PH46P0808046RIVET 2 X 4MM
6-1P0808006-1MOTOR FAN COVER47P0808047PHLP HD SCR 10-24 X 3/8
6-2P0808006-2MOTOR FAN48P0808048HEX BOLT 5/8-11 X 5-1/2
6-3P0808006-3BALL BEARING 6203ZZ (REAR)49P0808049DOCK WASHER 5/8 X 1-9/16 X 1/8
6-4P0808006-4BALL BEARING 6204ZZ (FRONT)50P0808050HEX NUT 5/8-11
7P0808007CAP SCREW 3/8-16 X 151P0808051PINION SHAFT
8P0808008KEY 6 X 6 X 3052P0808052FLAT HD SCR 10-24 X 1/2
9P0808009QUILL SEAL (RUBBER)53P0808053KEY 7 X 7 X 20
10P0808010DEPTH ROD MOUNT54P0808054WORM SHAFT ASSEMBLY
11P0808011SPINDLE ASSEMBLY R854-1 P0808054-1WORM SHAFT HOUSING
11-1 P0808011-1SPANNER NUT M30-1.554-2 P0808054-2WORM SHAFT
11-2 P0808011-2EXT TOOTH WASHER 30MM54-3 P0808054-3BALL BEARING 6202ZZ
11-3 P0808011-3TAPERED ROLLER BEARING E30206J54-4 P0808054-4EXT RETAINING RING 15MM
11-4 P0808011-4QUILL54-5 P0808054-5BEARING SPACER 34 X 27.5 X 30
11-5 P0808011-5TAPERED ROLLER BEARING 30207J55P0808055CAP SCREW 5/16-18 X 3/4
11-6 P0808011-6SPINDLE R856P0808056WORM SHAFT END BRACKET
11-7 P0808011-7SPINDLE END CAP57P0808057PHLP HD SCR 10-24 X 1/2
11-8 P0808011-8SET SCREW 8-32 X 1/458P0808058FINE DOWNFEED DIAL ASSEMBLY
12P0808012QUILL DEPTH LEADSCREW ASSY 1/2-10 x 8.558-1 P0808058-1FINE DOWNFEED GRADUATED DIAL
13P0808013QUILL DEPTH SUPPORT NUT M16-1.558-2 P0808058-2SET SCREW 1/4-20 X 5/16
14P0808014HEX BOLT 1/4-20 X 260P0808060FINE DOWNFEED HANDWHEEL ASSEMBLY
15P0808015HEX NUT 1/4-2060-1 P0808060-1HANDWHEEL TYPE-24 4"D X 1/2"B X 5/16-18
16P0808016QUILL DEPTH STOP BLOCK60-2 P0808060-2KNOB 5/16, 1 X 1 (PLASTIC)
17P0808017SPRING BASE ASSEMBLY 60-3 P0808060-3SHOULDER SCREW 5/16-18 X 1/4, 3/8 X 1
17-1 P0808017-1SPRING BASE 60-4 P0808060-4SET SCREW 5/16-18 X 5/16
17-2 P0808017-2DOWEL PIN 3 X 1262P0808062WORM GEAR
19P0808019PHLP HD SCR 10-24 X 3/463P0808063COMPRESSION SPRING 2.4 X 17.5 X 25
20P0808020RETURN SPRING ASSEMBLY64P0808064COARSE DOWNFEED LEVER HUB
20-1 P0808020-1FLAT COILED SPRING65P0808065KNOB BOLT 3/8-16 X 1-5/8, 6 LOBE (PLASTIC)
20-2 P0808020-2RETURN SPRING COVER 66P0808066LEVER HANDLE 1/2-13, 1-1/4 X 4-3/8
21P0808021LOCK WASHER 1/467P0808067LEVER SHAFT 1/2-13 X 3/4, 6-3/4L
22P0808022FENDER WASHER 1/468P0808068HEADSTOCK ADAPTER COVER PLATE
23P0808023CAP SCREW 1/4-20 X 5/869P0808069PHLP HD SCR 1/4-20 X 3/8
Model G0808 (Mfd. Since 11/15)
-55-
Page 58
Headstock Parts List (Continued)
REF PART #DESCRIPTIONREF PART #DESCRIPTION
70P0808070INDEX PIN ASSEMBLY80P0808080PHLP HD SCR M3-.5 X 5
70-1 P0808070-1 INDEX PIN M6-1 X 18, 6.5 X 3481P0808081HEX WRENCH 3MM
70-2 P0808070-2 HEX NUT M6-182P0808082HEX WRENCH 4MM
73P0808073L-WRENCH 13MM X 23MM83P0808083HEX WRENCH 5MM
75P0808075CHUCK ARBOR R8 X JT692P0808092CONTROL PANEL BOX
77P0808077MOTOR COVER 93P0808093RPM SENSOR DRH DA-1805NO-3M 10-30VDC
78P0808078PHLP HD SCR M5-.8 X 894P0808094CONTROL PANEL COVER
79P0808079RPM SENSOR BRACKET 95P0808095STRAIN RELIEF TYPE-3 PG11
-56-
Model G0808 (Mfd. Since 11/15)
Page 59
101
102
103
104
132
Gearbox
108
109
115
110
108
109
110
130
116
121
118
121
124
125
126
127
131
105
104
110
111
117
122
110
129
106
107
REFPART #DESCRIPTIONREFPART #DESCRIPTION
101P0808101OIL SEAL 40 X 68 X 8T117P0808117BUSHING
102P0808102INT RETAINING RING 68MM118P0808118GEAR SHAFT
103P0808103EXT RETAINING RING 40MM121P0808121EXT RETAINING RING 20MM
104P0808104BALL BEARING 6008ZZ122P0808122GEAR 31T
105P0808105GEAR 53T124P0808124OIL SEAL 35 X 62 X 8
106P0808106OIL SEAL 35 X 45 X 8125P0808125INT RETAINING RING 62MM
107P0808107OIL SEAL RING 126P0808126BALL BEARING 6007ZZ
108P0808108BEARING COVER 35MM127P0808127GEAR SHAFT
109P0808109INT RETAINING RING 35MM129P0808129GEAR 28T
110P0808110BALL BEARING 6202ZZ130P0808130COMPRESSION SPRING 0.8 X 7.1 X 15
111P0808111GEAR SHAFT ASSEMBLY 15T/41T131P0808131CAP SCREW M6-1 X 8
115P0808115STEEL BALL 5/16132P0808132HEX NUT M6-1
116P0808116COMBO GEAR 16T/42T
110
Model G0808 (Mfd. Since 11/15)
-57-
Page 60
Column
252
207-2
207-3
207
227
207-1
272
224
226
206
210
273
223
222
206-5
209
214
212
274
220
225
211
213
269
231
206-1
206-4
205
229
214
216
206-3
205
230
269
225
221
206-2
204
216-1
232-5
201
226
217
203
216-2
216-3
228
232-4
232-6
202
212
232
218
270
216-2
219
232-2
205
219
253
205
232-3
217
218
212
232-2
254
216
216-4
216-6
256
255
232-1
207
216-5
258
257
259
240
244
250
207-1
207-2
233
238
243
246
271
249
207-3
234
235
271
236
239
241
242
245
247
248
-58-
251
Model G0808 (Mfd. Since 11/15)
Page 61
Column Parts List
REF PART #DESCRIPTIONREF PART #DESCRIPTION
201P0808201TABLE 230P0808230CAP SCREW 5/16-18 X 2-1/4-20
202P0808202SLIDE NUT 1/4-20231P0808231Y-AXIS LEADSCREW NUT
203P0808203LIMIT STOP232P0808232Y-AXIS LEADSCREW ASSEMBLY
204P0808204CAP SCREW 1/4-20 X 1/2232-1 P0808232-1 Y-AXIS LEADSCREW
205P0808205BALL OILER 1/4 PRESS-IN232-2 P0808232-2 THRUST BEARING 51103
206P0808206Y-AXIS HANDWHEEL ASSEMBLY232-3 P0808232-3 Y-AXIS LEADSCREW BRACKET
206-1 P0808206-1 HANDWHEEL TYPE-22 120D X 17B-S X 3/8-16232-4 P0808232-4 GRADUATED COLLAR (METRIC)
206-2 P0808206-2 SET SCREW M6-1 X 8232-5 P0808232-5 X-AXIS LEADSCREW CLUTCH (RIGHT)
206-3 P0808206-3 HEX NUT 3/8-16232-6 P0808232-6 ROLL PIN 5 X 38
206-4 P0808206-4 HANDLE 3/8, 1D X 2-3/4L (PLASTIC)233P0808233COLUMN CAP
206-5 P0808206-5 CAP SCREW 3/8-16 X 3-1/2234P0808234SET SCREW 5/16-18 X 5/16
207P0808207X-AXIS HANDWHEEL ASSEMBLY235P0808235COLUMN COLLAR (UPPER)
207-1 P0808207-1 HANDWHEEL TYPE-22 120D X 17B-S X M10-1.5236P0808236SET SCREW 1/2-13 X 5/8
207-2 P0808207-2 SET SCREW M6-1 X 8238P0808238KNEE
207-3 P0808207-3 FOLDING HANDLE M10-1.5 X 12, 23 X 90239P0808239COLUMN
209P0808209X-AXIS LEADSCREW CLUTCH (LEFT)240P0808240RACK
210P0808210ROLL PIN 5 X 38241P0808241RACK RING
211P0808211X-AXIS LEADSCREW BRACKET (LEFT)242P0808242ROLL PIN 5 X 38
212P0808212CAP SCREW 5/16-18 X 1243P0808243SET SCREW 5/16-18 X 13/16 DOG-PT
213P0808213X-AXIS LEADSCREW NUT244P0808244HEX NUT 5/16-18
214P0808214CAP SCREW M5-.8 X 16245P0808245STEEL BALL 10MM
216P0808216X-AXIS LEADSCREW ASSEMBLY246P0808246RACK RING BASE
216-1 P0808216-1 X-AXIS LEADSCREW247P0808247SET SCREW 1/2-13 X 5/8
216-2 P0808216-2 THRUST BEARING 51103248P0808248COLUMN COLLAR (LOWER)
216-3 P0808216-3 X-AXIS LEADSCREW BRACKET (RIGHT)249P0808249BASE
216-4 P0808216-4 GRADUATED COLLAR (METRIC) 250P0808250U-BOLT 1/2-13
216-5 P0808216-5 X-AXIS LEADSCREW CLUTCH (RIGHT)251P0808251U-BOLT RETAINER BLOCK
216-6 P0808216-6 ROLL PIN 5 X 38252P0808252HEX NUT 1/2-13
217P0808217KNURLED THUMB SCREW 1/4-20 X 1/2253P0808253HEX NUT 3/8-16
218P0808218DIAL INDICATOR254P0808254FLAT WASHER 3/8
219P0808219RIVET 2 X 4MM255P0808255Z-AXIS LOCK HANDLE 16D X 45L
220P0808220TABLE BASE256P0808256HEX NUT 5/8-11
221P0808221GIB (X-AXIS)257P0808257FLAT WASHER 5/8
222P0808222GIB (Y-AXIS) 258P0808258LOCK PLUNGER (Z-AXIS)
223P0808223LIMIT STOP BRACKET259P0808259Z-AXIS LOCK BOLT 1/2-13 X 5/8, 4-3/8L
224P0808224CAP SCREW M8-1.25 X 12269P0808269LOCK WASHER 5/16
225P0808225GIB BOLT 5/16-18 X 1270P0808270DRAIN PLUG 1/4 NPT
226P0808226BUSHING 271P0808271BUSHING (BRASS)
227P0808227ADJUSTABLE HANDLE 2"L, 5/16-18 X 1-3/8272P0808272POWER FEED UNIT ALIGN AL-500D
228P0808228T-KNOB 5/16-18 X 1-5/8273P0808273LIMIT SWITCH ALIGN DC2
229P0808229CAP SCREW 5/16-18 X 1274P0808274X-AXIS LEADSCREW GEAR 56T
Model G0808 (Mfd. Since 11/15)
-59-
Page 62
Z-Axis Power Feed
321
335
334
335
336
333
330
336
338
329
332
329
337
337
339
338
341
339
330
341
327
340
301
302303
340
327
323
328
331
333
332
325
326
331
328
322
324
305
304
306
303
308
307
311
312
309
313
310
314
316
318
315
317
319
320
321-1
321-3
321-2
REFPART #DESCRIPTIONREFPART #DESCRIPTION
301P0808301WORM SHAFT 321-2 P0808321-2 CAP SCREW 3/8-16 X 3-1/2
302P0808302WORM GEAR 33T321-3 P0808321-3 HEX NUT 3/8-16
303P0808303THRUST BEARING 51104322P0808322CAP SCREW M6-1 X 15
304P0808304Z-AXIS CRANK BRACKET323P0808323LOCK WASHER 6MM
305P0808305SHAFT 324P0808324Z-AXIS LIMIT SWITCH BRACKET
306P0808306SET SCREW M6-1 X 10325P0808325LIMIT SWITCH TIGER HIGHLY VS10N021C
307P0808307Z-AXIS POWER FEED SHAFT 326P0808326PHLP HD SCR M3-.5 X 20
308P0808308Z-AXIS POWER FEED ASSEMBLY327P0808327E-CLIP 6MM
309P0808309LOCK WASHER 8MM328P0808328FLAT WASHER 8MM
310P0808310CAP SCREW M8-1.25 X 35329P0808329LIMIT STOP CLAMP PLATE
311P0808311SPACER330P0808330Z-AXIS LIMIT STOP BLOCK
312P0808312BEVEL GEAR 331P0808331HEX BOLT 5/16-18 X 1
313P0808313BEVEL GEAR COVER 332P0808332COMPRESSION SPRING 1 X 11 X 34
314P0808314KNURLED COLLAR333P0808333LIMIT STOP PLUNGER
315P0808315ROLL PIN 5 X 30334P0808334GUIDE SHAFT
316P0808316DETENT COLLAR335P0808335LIMIT STOP ASSEMBLY CLAMP PLATE
317P0808317COMPRESSION SPRING 1.5 X 20 X 37336P0808336LIMIT STOP ASSEMBLY MOUNT BLOCK
318P0808318Z-AXIS CRANK337P0808337SET SCREW M6-1 X 10
319P0808319BEVELED WASHER 6 X 30 X 5338P0808338LIMIT STOP ASSEMBLY MOUNT BRACKET
320P0808320CAP SCREW M6-1 X 20339P0808339CAP SCREW M6-1 X 15
321P0808321Z-AXIS CRANK HANDLE ASSEMBLY340P0808340LOCK WASHER 6MM
321-1 P0808321-1 HANDLE 2-3/4"L X 1"OD X 3/8"ID (PLASTIC)341P0808341LIMIT STOP BLOCK WASHER 8MM
To reduce the risk of serious injury when using this machine:
1. Read and understand owner’s manual before operating.
2. Always wear approved safety glasses and face shield.
3. Only plug power cord into a grounded outlet.
4. Disconnect power before setting up, servicing, or changing bits.
5. Avoid entanglement with spindle—tie back long hair, roll up long
sleeves, and DO NOT wear loose clothing, gloves, or jewelry.
6. Properly set up machine before starting.
7. Keep all guards and covers in place during operation.
8. Clamp workpiece to table to prevent unexpected rotation.
9. Avoid positioning hands where they could slip into rotating bits.
10. Always remove chuck keys and other tools before starting.
11. Never attempt to slow or stop spindle with hands or tools.
12. Use correct speeds for each type of drill bit and workpiece.
13. Do not operate when tired or under influence of drugs or alcohol.
14. Do not expose to rain or use in wet locations.
15. Prevent unauthorized use by children or untrained users; restrict
access or disable machine when unattended.
503
Component TypeCapacity
Gearhead
Fluid Capacity
2.64 qt.
Grizzly T26685 ISO 32 Equivalent
504
Do not fill gearbox
beyond center of oil site
glass below.
505
511
RPM
5
4
n
c
e
y
g
S
r
e
t
o
m
p
E
6
3
2
7
1
8
0
9
RPM
511
507
NOTICE
1. Rapid traverse. Keep area clear during use.
2. Keep dirt and foreign material out of
powerfeed.
3. Only lubricate bevel gear with graphite
grease.
4. Place handle in neutral position when
powerfeed is turned OFF.
CHECK OIL
LEVEL BEFORE USING!
REFER TO
OWNER’S MANUAL
FOR OIL TYPE AND
AMOUNT.
506
G0808
H
L
WARNING!
To reduce risk of death
or serious injury, read
manual BEFORE using
machine.
To get a new manual, call
(800) 523-4777 or go to
www.grizzly.com.
EYE/FACE INJURY
HAZARD!
Always wear
ANSI-approved safety
glasses and face shield
when using this
machine.
WARNING!
ENTANGLEMENT
HAZARD!
Tie back long hair, roll up
long sleeves, and remove
loose clothing, jewelry, or
gloves to prevent getting
caught in moving parts.
INJURY/SHOCK
HAZARD!
Disconnect power
before adjustments,
maintenance, or
service.
REF PART #DESCRIPTIONREF PART #DESCRIPTION
501P0808501GRIZZLY NAMEPLATE507P0808507RAPID TRAVERSE NOTICE
502P0808502GRIZZLY.COM LABEL508P0808508TOUCH-UP PAINT, GRIZZLY BEIGE
503P0808503MACHINE ID LABEL509P0808509FACEPLATE/WARNING COMBO LABEL
504P0808504FLUID CAPACITY LABEL510P0808510CONTROL PANEL LABEL
505P0808505GEARBOX FILL NOTICE511P0808511ELECTRICITY LABEL
506P0808506STOP CHECK OIL TAG
Safety labels help reduce the risk of serious injury caused by machine hazards. If any label comes
off or becomes unreadable, the owner of this machine MUST replace it in the original location
before resuming operations. For replacements, contact (800) 523-4777 or www.grizzly.com.
13
12
11
10
9
8
7
6
5
4
3
2
1
0
CM IN
HL0–2500 RPM
5
4
3
2
1
0
0–350 RPM
Change spindle
speed or rotation
direction ONLY
when spindle is
completely
stopped.
508
511
1. Rapid traverse. Keep area clear during use.
2. Keep dirt and foreign material out of
powerfeed.
3. Only lubricate bevel gear with graphite
grease.
4. Place handle in neutral position when
powerfeed is turned OFF.
507
-62-
Model G0808 (Mfd. Since 11/15)
Page 65
WARRANTY CARD
Name _____________________________________________________________________________
Street _____________________________________________________________________________
City _______________________ State _________________________ Zip _____________________
Model # ____________________ Order # _______________________ Serial # __________________
The following information is given on a voluntary basis. It will be used for marketing purposes to help us develop
better products and services. Of course, all information is strictly confidential.
1. How did you learn about us?
____ Advertisement ____ Friend ____ Catalog
____ Card Deck ____ Website ____ Other:
2. Which of the following magazines do you subscribe to?
____ Cabinetmaker & FDM
____ Family Handyman
____ Hand Loader
____ Handy
____ Home Shop Machinist
____ Journal of Light Cont.
____ Live Steam
____ Model Airplane News
____ Old House Journal
____ Popular Mechanics
3. What is your annual household income?
____ $20,000-$29,000 ____ $30,000-$39,000 ____ $40,000-$49,000
____ $50,000-$59,000 ____ $60,000-$69,000 ____ $70,000+
CUT ALONG DOTTED LINE
4. What is your age group?
____ 20-29 ____ 30-39 ____ 40-49
____ 50-59 ____ 60-69 ____ 70+
5. How long have you been a woodworker/metalworker?
____ 0-2 Years ____ 2-8 Years ____ 8-20 Years ____20+ Years
6. How many of your machines or tools are Grizzly?
____ 0-2 ____ 3-5 ____ 6-9 ____10+
____ Popular Science
____ Popular Woodworking
____ Precision Shooter
____ Projects in Metal
____ RC Modeler
____ Rie
____ Shop Notes
____ Shotgun News
____ Today’s Homeowner
____ Wood
7. Do you think your machine represents a good value? _____Yes _____No
8. Would you recommend Grizzly Industrial to a friend? _____Yes _____No
9. Would you allow us to use your name as a reference for Grizzly customers in your area?
Note: We never use names more than 3 times. _____ Yes _____No
GRIZZLY INDUSTRIAL, INC.
P.O. BOX 2069
BELLINGHAM, WA 98227-2069
Send a Grizzly Catalog to a friend:
Name_______________________________
Street_______________________________
City______________State______Zip______
TAPE ALONG EDGES--PLEASE DO NOT STAPLE
Page 67
WARRANTY & RETURNS
Grizzly Industrial, Inc. warrants every product it sells for a period of 1 year to the original purchaser from
the date of purchase. This warranty does not apply to defects due directly or indirectly to misuse, abuse,
negligence, accidents, repairs or alterations or lack of maintenance. This is Grizzly’s sole written warranty
and any and all warranties that may be implied by law, including any merchantability or fitness, for any particular purpose, are hereby limited to the duration of this written warranty. We do not warrant or represent
that the merchandise complies with the provisions of any law or acts unless the manufacturer so warrants.
In no event shall Grizzly’s liability under this warranty exceed the purchase price paid for the product and
any legal actions brought against Grizzly shall be tried in the State of Washington, County of Whatcom.
We shall in no event be liable for death, injuries to persons or property or for incidental, contingent, special,
or consequential damages arising from the use of our products.
To take advantage of this warranty, contact us by mail or phone and give us all the details. We will then issue
you a “Return Number,’’ which must be clearly posted on the outside as well as the inside of the carton. We
will not accept any item back without this number. Proof of purchase must accompany the merchandise.
The manufacturers reserve the right to change specifications at any time because they constantly strive to
achieve better quality equipment. We make every effort to ensure that our products meet high quality and
durability standards and we hope you never need to use this warranty.
Please feel free to write or call us if you have any questions about the machine or the manual.
Thank you again for your business and continued support. We hope to serve you again soon.
Page 68
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