Grizzly G0822 Manual Insert

MODEL G0822

VARIABLE-SPEED MILLING

MACHINE w/POWER FEED

MANUAL INSERT

For Machines Mfd. Since 6/17

The Model G0822 essentially the same machine as the Model G0802, but the G0822 is equipped with a
variable-speed 3-phase motor and an inverter/VFD (variable-frequency drive), which allows the machine to
operate on a single-phase power supply. Except for the differences noted in this insert, all other content in
the Model G0802 owner's manual applies to this machine.

: To reduce the risk of serious injury, you MUST read and understand this insert—and

the entire Model G0802 manual—BEFORE assembling, installing, or operating this machine!

If you have any further questions about this manual insert or the differences between the Model G0822
and the Model G0802, contact our Technical Support at [phone] or email [e-mail].

COPYRIGHT © AUGUST, 2017 BY GRIZZLY INDUSTRIAL, INC.

WARNING: NO PORTION OF THIS MANUAL MAY BE REPRODUCED IN ANY SHAPE

OR FORM WITHOUT THE WRITTEN APPROVAL OF GRIZZLY INDUSTRIAL, INC.

#JH18959 PRINTED IN CHINA

Controls &

To reduce your risk of
serious injury, read this
entire manual BEFORE

Components

using machine.

A. Power Button (Green): Illuminates when

machine is connected to power. Starts spin­dle rotation when pressed.

Note: Spindle switch must be engaged in

either the FORWARD/REVERSE position for
machine to begin spindle rotation.

B. Spindle Direction Switch: Toggles between

FORWARD (left), NEUTRAL (center), and
REVERSE (right).

C. Digital Readout: Displays spindle RPM.

Refer to the Figure below 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 better understand the rest of the manual
and reduce your risk of injury when operating this
machine.

Downfeed Controls

A

Figure 1. G0822 control panel.

B

ED

C

F

D. OFF Button: Stops spindle rotation.

E. E-Stop Button: Cuts power to the spindle

motor and remains depressed until reset.
Twist clockwise to reset.

F. Variable-Speed Dial: Controls spindle speed

from 100–600 RPM (low) to 425–2500 RPM
(high), depending on High/Low position of
V-belt.

-2-

Model G0822 (Mfd. Since 06/17)

Changing High/Low

Belt Position

The G0822 features two belt positions for High
(425–2500 RPM) and Low (100–600 RPM) spindle
speed operation.

To change belt position:

1. DISCONNECT MACHINE FROM POWER!

2. Open V-belt cover.

3. Support motor with one hand and loosen

motor lock shown in Figure 2.

Motor Lock

6. Loosen motor lock, pull motor away from
machine with moderate force to tension
V-belt.

7. Check V-belt tension by applying moderate
pressure on belt with your finger between two
pulleys (see Figure 4). The proper amount
of belt deflection for this machine is approxi­mately

Deflection

½"

1

⁄2".

Pulley

Pulley

Figure 2. V-belt position overview.

4. Press motor toward front of headstock to

release tension on V-belt, then tighten motor
lock to prevent it from re-tensioning belts.

5. Refer to V-belt configuration chart in Figure 3
and position V-belt on appropriate pulleys for
desired spindle speed.

Spindle

Pulley

A
B

Motor

Pulley

SPINDLE R.P.M.

Figure 4. Checking V-belt deflection for proper

tension.

8. Close V-belt cover before beginning
operations.

A B

100–600 425–2500

Figure 3. V-belt configuration chart.

Model G0822 (Mfd. Since 06/17)

-3-

MACHINE DATA

SHEET

Customer Service #: [phone] · To Order Call: [phone] · Fax #: [phone]

MODEL G0822 VARIABLE‐SPEED MILLING MACHINE WITH

POWER FEED

Product Dimensions:

Weight.............................................................................................................................................................. 810 lbs.

Width (side-to-side) x Depth (front-to-back) x Height........................................................................... 45 x 41 x 68 in.

Footprint (Length x Width)............................................................................................................................ 21 x 28 in.

Space Required for Full Range of Movement (Width x Depth).............................................................. 59 x 39-1/2 in.

Shipping Dimensions:

Type.......................................................................................................................................................... Wood Crate

Content................................................................................................................................................. Machine/Stand

Weight.............................................................................................................................................................. 914 lbs.

Length x Width x Height....................................................................................................................... 40 x 37 x 74 in.

Must Ship Upright................................................................................................................................................... Yes

Electrical:

Power Requirement........................................................................................................... 220V, Single-Phase, 60 Hz

Full-Load Current Rating....................................................................................................................................... 6.4A

Minimum Circuit Size.............................................................................................................................................. 15A

Connection Type....................................................................................................................................... Cord & Plug

Power Cord Included.............................................................................................................................................. Yes

Power Cord Length................................................................................................................................................. 6 ft.

Power Cord Gauge......................................................................................................................................... 14 AWG

Plug Included.......................................................................................................................................................... Yes

Included Plug Type................................................................................................................................................ 6-15

Switch Type.................................................................................................................... ON/OFF Push Button Switch

Inverter (VFD) Type.................................................................................................................................. Delta VFD-E

Inverter (VFD) Size............................................................................................................................................... 2 HP

-4-

Motors:

Main

Horsepower................................................................................................................................................ 2 HP

Phase.................................................................................................................................................... 3-Phase

Amps........................................................................................................................................................... 6.4A

Speed.................................................................................................................................................... Variable

Type........................................................................................................................................... TEFC Induction

Power Transfer ............................................................................................................................... V-Belt Drive

Bearings..................................................................................................... Shielded & Permanently Lubricated

Model G0822 (Mfd. Since 06/17)