Caution: Read all safety and operating instructions
before using this equipment. This parts list MUST
accompany the equipment at all times.
04.2014
Page 2
INTRODUCTION
Congratulations on your purchase of a MK-5000S Block Saw. We are certain that you will be pleased
with your purchase. MK Diamond takes pride in producing the nest construction power tools and
diamond blades in the industry.
Operated correctly, your MK-5000S Block Saw should provide you with years of service. In order
to help you, we have included this manual. This Owner’s Manual contains information necessary to
operate and maintain your MK-5000S Block Saw safely and correctly. Please take the time to
familiarize yourself with the MK-5000S Block Saw by reading and reviewing this manual.
Read and follow all safety, operating and maintenance instructions.
If you should have questions concerning your MK-5000S Block Saw, please feel free to call our
friendly customer service department at: 800 421-5830
Regards,
MK Diamond
NOTE THIS INFORMATION FOR FUTURE USE:
MODEL NUMBER:
SERIAL NUMBER:
PURCHASE PLACE:
PURCHASE DATE:
NOTE: For your (1) one year warranty to be effective, complete the warranty card (in-
cluding the serial number) and mail it in as soon as possible.
2
Page 3
TABLE OF CONTENTS
SAFETY Pages
Safety Messages 4
Damage Prevention Message 4
General Safety Precautions and Hazard Symbols 4-6
California Proposition 65 Message 6
Electrical Requirements and Grounding Instructions 8-9
Safety Label Locations 10
Product Specications 11
UNPACKING AND ASSEMBLY
Unpacking 12
Contents 12
Transport 12
Assembly 13-14
SETUP, ADJUSTMENT AND OPERATION
Setup 15-17
Adjustment and Operation 18-24
Cleanup 25
MAINTENANCE AND TROUBLESHOOTING
Maintenance 26-27
Troubleshooting 28-36
EXPLODED VIEW AND PARTS LIST
Exploded View 38-47
Parts List 48-52
THEORY
Theory of Diamond Blades 53
ACCESSORIES, ORDERING and RETURN INSTRUCTIONS
Accessories 54
Ordering Information 55
Return Material Policy 55
Packaging Instructions 55
Authorized Service Centers 55
3
Page 4
MK-5005S SAFETY
Read and follow all safety, operating and maintenance instructions. Failure to read and follow these
instructions could result in injury or death to you or others. Failure to read and follow these instructions could also result in damage and/or reduced equipment life.
SAFETY MESSAGES
A safety message alerts you to potential hazards that could hurt you or others. Each safety message is preceded by a safety alert symbol ( ) and one of three words: DANGER, WARNING, or CAUTION.
DANGER
WARNING
CAUTION
You WILL be KILLED or SERIOUSLY INJURED if you do not follow directions.
You CAN be KILLED or SERIOUSLY INJURED if you do not follow directions.
You CAN be INJURED if you do not follow directions. It may also be used to alert
against unsafe practices.
DAMAGE PREVENTION AND INFORMATION MESSAGES
A Damage Prevention Message is to inform the user of important information and/or instructions that
could lead to equipment or other property damage if not followed. Information Messages convey
information that pertains to the equipment being used. Each message will be preceded by the word
NOTE, as in the example below.
NOTE:
Equipment and/or property damage may result if these instructions are not followed.
GENERAL SAFETY PRECAUTIONS AND HAZARD SYMBOLS
In order to prevent injury, the following safety precautions and symbols should be followed at all times!
SAFETY PRECAUTIONS
ALWAYS read this Owner’s Manual before operating the machine.
ALWAYS keep the Blade Guards in place.
REMOVE ADJUSTING KEYS AND WRENCHES
Form a habit of checking to see that keys and adjusting wrenches are removed from
the power tool before it is turned on.
KEEP WORK AREA CLEAN
Cluttered work areas and benches invite accidents.
DO NOT USE IN DANGEROUS PLACES
DO NOT use power tools in damp or wet locations nor expose them to rain. Always
keep the work area well lit.
KEEP CHILDREN AWAY
All visitors and children should be kept a safe distance from work area.
4
Page 5
MK-5005S SAFETY
MAKE THE WORKSHOP KID PROOF
Make the workshop kid proof by using padlocks, master switches or by removing starter
keys.
DO NOT FORCE THE TOOL
A power tool will do a job better and safer operating at the rate for which it was designed.
USE THE RIGHT TOOL
DO NOT force a tool or an attachment to do a job that it was not designed to do.
USE THE PROPER EXTENSION CORD
If using an extension cord make sure it is in good condition first. When using an extension
cord, be sure to use one heavy enough to carry the current your product will draw. An undersized cord will cause a drop in line voltage that will result in a loss of power and overheating.
TABLE, Page 9 shows the correct AWG size to use depending on cord length and nameplate ampere rating. If in doubt, use the next heavier gage. The smaller the gage number,
the heavier the cord.
USE PROPER APPAREL
DO NOT wear loose clothing, gloves, neckties, rings, bracelets, or other jewelry that may
be caught in moving parts. Non-slip footwear is recommended. Wear protective hair covering to contain long hair.
ALWAYS wear approved eye protection.
ALWAYS wear approved respiratory protection.
SECURE WORK
Clamps or a vise should be used to hold work whenever practical. Keeping your
hands free to operate a power tool is safer.
DO NOT OVERREACH
Keep proper footing and balance at all times by not overreaching.
MAINTAIN TOOLS WITH CARE
Keep tools clean for the best and safest performance. Always follow maintenance instructions for lubricating and when changing accessories.
ON / OFF
DISCONNECT TOOLS
Power tools should always be disconnected before servicing or when changing accessories, such as blades, bits, cutters, and the like.
ALWAYS place the power ON/OFF switch in the OFF position when the saw is not in use.
5
Page 6
MK-5005S SAFETY
USE RECOMMENDED ACCESSORIES
Consult the Owner’s Manual for recommended accessories. Using improper accessories
may increase the risk of personal or by-stander injury.
NEVER STAND ON THE TOOL
Serious injury could occur if a power tool is tipped, or if a cutting tool is unintentionally
contacted.
CHECK FOR DAMAGED PARTS
Before using a power tool, check for damaged parts. A guard or any other part that is damaged should be carefully checked to determine if it would operate properly and perform its
intended function. Always check moving parts for proper alignment or binding. Check for
broken parts and mountings and all other conditions that may affect the operation of the
power tool. A guard, or any damaged part, should be properly repaired or replaced.
DIRECTION OF FEED
ALWAYS feed work into a blade or cutter against the direction of rotation. A blade or cutter
should always be installed such that rotation is in the direction of the arrow imprinted on
the side of the blade or cutter.
NEVER LEAVE A TOOL UNATTENDED
TURN POWER OFF - Do not leave a tool until it comes to a complete stop. Always
turn a power tool OFF when leaving the work area, or, when a cut is finished.
CALIFORNIA PROPOSITION 65 MESSAGE
WARNING
Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contain 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 and cement and other masonry products
• Arsenic and chromium, from chemically treated lumber
For further information, consult the following sources:
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 lter out microscopic particles.
6
Page 7
MK-5005S SAFETY
(
(
)
)
on
HAZARD SYMBOLS
ELECTRICAL SHOCK
NEVER touch electrical wires or components while the engine is running. Exposed,
frayed or worn electrical wires can be sources of electrical shock which could cause
severe injury or burns.
ACCIDENTAL STARTS
Before starting the engine, be sure the ON/OFF switch is in the “OFF” position to prevent
accidental starting. Place the ON/OFF switch in the OFF position before performing any
service operation.
ROTATING PARTS
Keep hands, feet, hair, and clothing away from all moving parts to prevent injury. Never
operate the motor with covers, shrouds, or guards removed.
OVER SPEED
NEVER tamper with the governor components or settings to increase the maximum
speed. Severe personal injury and damage to the motor or equipment can result if operated at speeds above maximum.
DO NOT EXPOSE TO RAIN
DO NOT expose to rain or use in damp locations.
WARNING
Sawing and drilling generates dust. Excessive airborne particles may cause irritation to eyes, skin
and respiratory tract. To avoid breathing impairment, always employ dust controls and protection suitable to the material being sawed or drilled; See OSHA (29 CFR Part 1910.1200). Diamond
Blades improperly used are dangerous. Comply with American National Standards Institute Safety
Code, B7.1 and, Occupational Safety and Health Act covering Speed, Safety Guards, Flanges,
Mounting Procedures, General Operating Rules, Handling, Storage and General Machine Conditions.
7
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MK-5005S SAFETY
ELECTRICAL REQUIREMENTS AND GROUNDING INSTRUCTIONS
In order to prevent potential electrical shock and injury, the following electrical safety precautions and
symbols should be followed at all times!
WARNING
In case of a malfunction or breakdown, grounding provides a path of least resistance for electric current to reduce the risk of electric shock. This tool is equipped with an electric cord having an equipment-grounding conductor and a grounding plug. The plug must be plugged into a matching outlet
that is properly installed and grounded in accordance with all local codes and ordinances.
• Do not modify the plug provided – if it will not t the outlet; have the proper outlet installed by a
qualied electrician
• Improper connections of the equipment-grounding conductor can result in a risk of electric
shock. The equipment-grounding conductor is the insulated conductor that has an outer
surface that is green, with or without yellow stripes. If repair or replacement of the electric cord
or plug is necessary, do not connect the equipment-grounding conductor to a live terminal
• Check with a qualied electrician or service personnel if the grounding instructions are not
completely understood, or if in doubt as to whether the tool is properly grounded
• Use only 3-wire extension cords that have 3-prong grounding plugs and 3-pole receptacles that
accept the tool’s plug
• Repair or replace a damaged or worn cord immediately
WARNING
This tool is intended for use on a circuit that has an outlet that looks similar to the one shown in
Sketch B of Figure below. The tool has a grounding plug that looks similar to the plug illustrated in
Sketch A of Figure below. Make sure the tool is connected to an outlet having the same conguration
as the plug. No adapter is available or should be used with this tool. If the tool must be reconnected
for use on a different type of electric circuit, the reconnection should be made by qualied service
personnel; and after reconnection, the tool should comply with all local codes and ordinances.
If permanently connected, this tool should be connected to a grounded metal permanent wiring system; or to a system having an equipment-grounding conductor.
(A) (B)
NOTE: Use of a temporary adapter is not permitted in Canada.
8
Page 9
MK-5005S SAFETY
WARNING
To avoid the possibility of the appliance plug or receptacle getting wet, position the machine to one
side of a wall mounted receptacle. This will prevent water from dripping onto the receptacle or plug. A
“drip loop,” shown in the picture below, should be arranged by the user to properly position the power cord
relative to the power source.
The “drip loop” is that part of the cord below the level of the receptacle, or the connector, if an extension cord is used. This method of positioning the cord prevents the travel of water along the power
cord and coming in contact with the receptacle.
If the plug or receptacle gets wet, DO NOT unplug the cord. Disconnect the fuse or circuit breaker
that supplies power to the tool. Then unplug and examine for presence of water in the receptacle.
Motor
Power
Cord
Drip
Loop
Saw
Floor
Drip Loop Information
WARNING
Use only extension cords that are intended for outdoor use. These extension cords are
identified by a marking “Acceptable for use with outdoor appliances; store indoors while
not in use." Use only extension cords having an electrical rating not less than the rating
of the product. Do not use damaged extension cords. Examine extension cords before
using and replace if damaged. Do not abuse extension cords and do not yank on any
cord to disconnect. Keep cords away from heat and sharp edges. Always disconnect the
extension cord from the receptacle before disconnecting the product from the extension
cord.
To reduce the risk of electrocution, keep all connections dry and off the ground. Do not
touch the plug with wet hands. Use of undersized extension cords result in low voltage to
the motor that can result in motor burnout.
To choose the proper extension cord:
• Locate the length of extension cord needed in the table below.
• Once the proper length is found, move down the column to obtain the correct AWG size required
for that length extension cord.
Extension Cord Minimum Gage for Length
Volts
240V25 ft. (7.5 m)50 ft. (15 m)75 ft (23 m)
Total Length of Cord in Feet
AWGAWGAWG
10108
9
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MK-5005S SAFETY DECALS
OPERATION & SAFETY DECALS
The MK-5005S Block Saw is equipped with a number of safety decals. These decals are provided for
operator safety and maintenance information. Should any of these operation or safety decals become
unreadable, replacements can be obtained by calling (800) 262-1575.
CAUTION
!
DO NOT
operate without
guards in place.
CAUTION
!
FOR INFORMATION ON
SERVICE OR
WARRANTY
PLEASE CALL
1-800-474-5594
(E)
(F)
(G)
!
NOTICE
Most Motor Problems are caused by improper
voltage and extension cords. Cord should be
one-piece and short as possible. Cord
selection should match the following table.
DO NOT operate
this equipment
before reading
the owners’
manual!
!
WARNING
Grinding/cutting/drilling of masonry, concrete, metal and other materials with silica in
their composition may give off dust or mists containing crystalline silica. Silica is a basic
component of sand, quartz, brick clay, granite and numerous other minerals and rocks.
Repeated and/or substantial inhalation of airborne crystalline silica can cause serious
or fatal respiratory diseases, including silicosis. In addition, California and some other
authorities have listed respirable crystalline silica as a substance known to cause cancer.
CAUTION
!
DO NOT
operate without
guards in place.
WARNING
!
In the event of
blade failure,
replace blade
guard
immediately.
Accidental start hazard.
Disconnect spark plug
prior to servicing.
Masonry Saw Warning Label Sheet Part# 166011
B
E
D
I
G
H
C
A
LocationDescription
AArbor Housing/FrontRead Manual
B
Blade Guard/Back
Proposition 65, Dust Warning
CBelt Guard/FrontGuards in Place
DBlade Guard/Front Replace Blade Guard
EBlade Guard/FrontGuards in Place
F
F
G
H
I
J
Motor/Side
Accidental Start
Motor Service or Warranty
MotorAccidental Start
MotorNotice extension cord
MotorReceptacle water pump
10
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MK-5005S PRODUCT SPECIFICATIONS
SPECIFICATION
The MK-5005S is a versatile masonry saw. Operated and used according to this manual, the MK5005S will provide years of dependable service.
General Description:
The MK-5005S, is engineered as a 14” or 20” saw, consisting of a powerful 230v single phase motor.
The saw is capable of cutting brick and masonry up to 8” x 8” x 16” in size in a single pass.
Motor and Weight Specications:
Motor and weight specications for the MK-5005S are listed in the table below.
Voltage
Amperage
208 / 230v
24
Frequency50 Hz60 Hz
RPM2850 rpm3,450
Weight445 lbs.*
*Without Movable Cutting Table
BLADE CAPACITY
The MK-5005S uses a 14-inch or 20-inch diameter segmented MK Diamond blade with a .125-inch
cutting width and a 1” arbor.
MASONRY TYPES
The MK-5005S can cut a variety of masonry types including, cinder block, slump stone block, wall
brick, paver brick, concrete block and cylinders, roong tile, marble, granite, decorative rock or almost
any other non-ferrous material.
NOTE:
The MK-5005S is not designed to cut plastic or ferrous (metals) material.
PEDDLE ASSISTED CUTTING HEAD
The MK-5005S is designed with a peddle assisted Cutting Head to allow the operator to use both
hands when cutting. The Cutting Head can be raised or lowered by the use of an adjusting wheel to
set the start of the cut.
11
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11.2010
MK-5005S BLOCK SAW
OWNERS MANUAL
PARTS LIST &
OPERATING INSTRUCTIONS
www.mkdiamond.com
Caution: Read all safety and operating instructions
before using this equipment. This parts list MUST
accompany the equipment at all times.
Revision 101
Manual Part# 158769
MK-5005S CONTENTS
UNPACKING
Your MK-5005S has been shipped from the factory thoroughly inspected. Only minimal assembly is
required. If not already done, remove the MK-5005S from the pallet and place it on a at surface
using a forklift.
Remove the accessories from the Water Basin and place along side the MK-5005S.
CONTENTS
In the containers, you will nd one (1) MK-5005S, one (1) movable cutting table, one (1) adjustable
cutting guide, one (1) electric water pump, one (1) pump discharge tting, one (1) blade wrench, one
(1) drain plug, one (1) owner’s manual, one (1) pump manual and one (1) warranty card.
MK-5005S
Blade
Wrench
TRANSPORT
Movable Cutting
Table
Drain
Plug
Adjustable
Cutting Guide
Owner’s
Manual
Electric
Water Pump
Pump
Manual
Pump
Discharge Fitting
Warranty
Card
The MK-5005S weighs approximately four hundred forty-ve (445) pounds (without the movable Cutting Table).
NOTE:
WARNING
Place the Cutting Head in the DOWN position, and remove the movable Cutting Table
Do not attempt to move the MK-5005S without a forklift.
when transporting the MK-5005S.
Due to its solid construction, the MK-5005S may only be transported with a forklift. Position the Cutting Head in the DOWN position, remove the movable Cutting Table, and transport the saw using the
eight (8) lift points positioned strategically around the base. Use tie downs when transporting the saw.
Tie Down
Lift Points
12
Page 13
MK-5005S ASSEMBLY
ASSEMBLY
Follow the assembly instructions to prepare your MK-5005S for operation.
Movable Cutting Table Installation
(A)
Position movable Cutting Table
Adjustable Cutting Guide Installation
(A)
Loosen the Thumbscrew.Align the
adjustable Cutting Guide above the
movable Cutting Table Ruler/Stop
Diamond Blade Installation
(B)
Seat all four (4) Roller Wheels
on the Guide Rails
(B)
Seat the adjustable Cutting
Guide and tighten the Thumb-
screw
(C)
Verify correct seating of Roller
Wheels
(A)
Remove the Retaining Screw
and Outer Flange with the blade
wrench. Turn counter-clockwise
to loosen
13
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MK-5005S ASSEMBLY
(D)
Install the Diamond Blade onto
the Blade Shaft
(G)
Rotate Blade Wrench clockwise
to tighten
Verify the blade is seated on
the Blade Shaft and direction of
rotation is correct
(E)
(F)
Install Retaining Screw and
Outer Flange
Water Pump Preparation
(A)
Install Water Pump
Discharge Fitting
(B)
Press the end of the Cooling
Transfer Tube onto the Water
Pump Discharge Fitting
14
Page 15
MK-5005S SETUP
SETUP
CAUTION
• Before powering or starting, check for damage that could prevent this equipment from proper operation or performing its intended function. Check for binding and alignment of moving parts. Check
for damaged, broken, or missing parts.
• Verify the ON/OFF switch is in the OFF position.
• Before connecting the MK-5005S to a power supply, be sure the voltage, cycle and phase of the
job site power source meet the requirements of the table below.
VOLTAGE:230v
CYCLE:50/60hz
PHASE:Single phase
• If using an extension power cord, make sure the length and wire gauge corresponds to the requirements. An extension power cord that is too small in wire gauge (diameter), or too long in length,
will cause the motor to overheat and could cause premature failure.
• Do not cover the motor vents as this could lead to motor overheating.
Pre-start Inspection
The pre-start inspection should be performed before beginning any job.
CAUTION
If the Diamond Blade shows signs of fatigue cracking, replace the blade before
starting work.
NOTE:
Ensure the ON/OFF Switch
is in the OFF position
In order to avoid breaker tripping, a 30-amp circuit breaker should be used.
(A)
Check all electrical connections
(B)
Inspect the blade for damage
(C)
and verify it’s correct for the
material being cut
Inspect Wooden Strip for
(D)
excessive grooves
Verify movable Cutting Table
(E)
moves freely
15
(F)
Inspect the MK-5005S for
general damage and/or loose
hardware
Page 16
MK-5005S SETUP
(G)
Inspect the Pump Assembly for
damage – ensure the cord
is free of cracks or cuts
Connecting the Water Pump
WARNING
1. To prevent the possibility of electrical shock, the MK-5005S MUST be de-energized when connecting the Water Pump.
2. To prevent the possibility of electrical shock, use only MK Diamond qualied
replacement parts.
NOTE:
To prevent pump damage, the Water Pump must be disconnected if cutting with a
Dry Blade.
(A)
Ensure the ON/OFF Switch
is in the OFF position
Water Pump Setup for Operation
(B)
Connect the Water Pump
power cord to the connection
found on the side of the motor
The Water Pump can be setup for operation in two ways, External Water Source or Re-circulation.
NOTE:
If using a Dry Blade for operation, DO NOT connect the Water Pump.
16
Page 17
MK-5005S SETUP
External Water Source
NOTE:
This is the preferred method of cooling. This method may add as much as twenty (20)
percent to the life of the blade.
(A)
Remove the Drain Plug
NOTE:
Follow all applicable Federal State and Local laws for the proper disposal of waste
water.
(B)
Place the Water Pump in an
external container
(C)
Fill the external container until
water completely covers the
Water Pump intake
(D)
Locate the Water Basin
Drain Connection (located in the
back of the Water Basin)
Re-circulation
NOTE:
When using the re-circulation method, the water should be changed often for longer
pump life.
(A)
Ensure the Drain Plug is
installed in the Water Basin
(E)
Install an external drain line onto
the Drain Connection
(B)
Place the Water Pump in
the back of the Water Basin
17
(C)
Fill the Water Basin until water
completely covers the
Water Tank intake
Page 18
MK-5005S OPERATION
Power Connection
(A)
Ensure the ON/OFF Switch
is in the OFF position
Cutting Setup
NOTES:
1. While the MK-5005S can cut the materials listed earlier in this document, it is
specically designed to cut concrete masonry. Cutting another material with
the MK-5005S will reduce the life of the Diamond Blade.
2. Due to the material being cut, the Diamond Blade should not require dressing.
If dressing is required, use a soft stone such as sandstone.
(A)
Set edge of Cutting Guide to
desired cut length on Ruler/Stop
(B)
Connect the MK-5005S to
the proper power source
(B)
Set material against adjustable
Cutting Guide and Ruler/Stop
CAUTION
DO NOT FORCE the blade to cut, it will do the job better and safer at the rate
for which it was designed.
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MK-5005S OPERATION
Step Cutting
A Step Cut is performed when a series of small cuts of increasing depth are used to complete a
single cut.
NOTE:
1. Step Cutting is the preferred cutting method for all cuts.
2. When cutting hard material Step Cutting should always be used.
3. Step Cutting will extend the life of the Diamond Blade.
(A)
Adjust the height of the Cutting
Head as necessary, start motor
(B)
Open the Cooling Flow Control
Valve and adjust ow. Verify
proper cooling ow on both
sides of the blade
(C)
Step Cut "Push" Stroke. Lower
Cutting Head 1/4" -1/2"
during Push Stroke
(D)
Step Cut "Pull" Stroke. Lower
Cutting Head an additional 1/4”
to 1/2” and pull Cutting Table
forward
(E)
Repeat Steps C and D until cut
is complete. Turn the saw off
when work is complete
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MK-5005S OPERATION
Chop Cutting
A Chop Cut is performed by cutting completely through an object in one pass.
(A)
Adjust the height of the Cutting
Head as necessary, start motor
(D)
Continue lowering Cutting Head
until cut is complete. Turn the
saw off when work is complete
Open the Cooling Flow Control
Valve and adjust ow. Verify
proper cooling ow on both
sides of the blade
(B)
Cutting with the Cutting Head Positioned Down
This method is preferred when cutting small objects.
(C)
Hold the Cutting Table
stationary. Lower Cutting
Head smoothly to cut
(A)
Lower the Cutting Head until the
blade is just off the surface of
the movable Cutting Table
(B)
Set masonry piece
in position
20
(C)
Turn the motor ON
Page 21
MK-5005S OPERATION
CAUTION
DO NOT FORCE TOOL, it will do the job better and safer at the rate for which
it was designed.
(D)
Open the Cooling Flow Control
Valve and adjust ow
(E)
Verify proper cooling ow on
both sides of the blade
(F)
Slowly push piece toward blade
to begin the cut
(G)
Continue pushing piece into
blade until cut is complete
(H)
Turn the saw off when
work is complete
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MK-5005S OPERATION
Cutting with the Piece Position Vertically
This method may be used when “notching” the masonry piece.
(A)
Position masonry piece.
Adjust the height of the Cutting
Head as necessary
CAUTION
DO NOT FORCE TOOL, it will do the job better and safer at the rate for which
it was designed.
(D)
Verify proper Cooling Flow on
both sides of the blade
(B)
Turn the motor ON
(E)
Slowly push piece toward
blade to begin the cut
(C)
Open the Coolant Flow Con-
trol Valve and adjust ow
(F)
Continue pushing piece into
blade until cut is complete
(G)
Turn the saw off when
work is complete
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MK-5005S OPERATION
Angle Cuts
Angle Cuts may be performed using the Step Cut, Chop Cut, Cutting Head Positioned Down methods
or with the masonry piece positioned vertically. The following example utilizes the Step Cut method.
(A)
Reposition adjustable Cutting
Guide. Align 45° Slots to Ruler/
Stop
(D)
Lower Cutting Head 1/4" -1/2"
during “Push” Stroke
(B)
Position the masonry piece.
Adjust the height of the Cutting
Head as necessary, start motor
(E)
Lower Cutting Head 1/4" -1/2" dur-
ing “Pull” Stroke. Repeat Steps D
and E until cut is complete. Turn the
saw off when work is complete
(C)
Open the Cooling Flow Control
Valve and adjust ow. Verify
proper cooling ow on
both sides of the blade
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MK-5005S OPERATION
Cutting using the Foot Pedal
The Foot Peddle may be used to Step Cut, Chop Cut, cut with the Cutting Head Positioned Down,
or with the masonry piece positioned vertically. Using the Foot Peddle frees both of the operator’s
hands for holding the masonry piece. The following example utilizes the Step Cut method.
(A)
Position masonry piece
(Adjust the height of the Cutting
Head as necessary)
CAUTION
DO NOT FORCE TOOL, it will do the job better and safer at the rate for which
it was designed.
(D)
Verify proper cooling ow on
both sides of the blade
(B)
Turn the motor ON
(E)
Lower cutting head with Foot
Pedal 1/4” to 1/2”
(C)
Open the Cooling Flow Con-
trol Valve and adjust ow
(F)
Lower cutting head an ad-
ditional 1/4” to 1/2” with Foot
Pedal for “Pull” Stroke
(G)
Repeat Steps E and F
until cut is complete
(H)
Turn the saw off when
work is complete
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MK-5005S CLEANUP
Cleanup
(A)
Clean the Water Pump
suction of all debris
(D)
Ensure the ON/OFF Switch
is in the OFF position
(B)
Place the Water Pump in an
external container
(E)
Unplug MK-5005S from the
power source
(C)
Run the saw until clear water is
seen at the blade cooling ports
(Approx. one (1) minute)
(F)
Clean the saw with soap and
clean water
Clean the Water Basin
(G)
(H)
Clean the movable Cutting
Table Guide Rails
25
(I)
Clean the movable
Cutting Table Roller Wheels
Page 26
MK-5005S MAINTENANCE
New Maintenance
Perform the following after initial purchase and operation of the MK-5005S.
(A)
Check and adjust V-belt
tension following rst forty-eight
(48) hours of operation (See V-
belt Inspection page 32)
Maintenance Following Use
The following maintenance should be performed following each use. Use light oil, such as WD-40
or 3 in 1 when lubricating parts.
(A)
Ensure the ON/OFF switch
is in the OFF position
Lubricate lower pivot points
(B)
Lubricate upper pivot points
(C)
Clean and lubricate all spring
(D)
assemblies
Lubricate the Roller
(E)
Wheel Assemblies
26
Page 27
MK-5005S MAINTENANCE
Monthly Maintenance
The following should be performed monthly. Items should be lubricated as directed.
(A)
Remove the Diamond Blade
(D)
Verify the Roller Wheel
Assemblies are tight and
in good condition
(B)
Clean and lubricate the Outer
Flange and Retaining-bolt
(E)
Verify the Motor Adjustment
Strap is tight
(C)
Clean and lubricate the
Inner Flange
(F)
Verify all motor mounting
bolts are tight
(G)
Apply grease to the nine (9)
Zerk Fittings of the MK-5005S
(See Unit Lubrication page
29)
27
Page 28
MK-5005S TROUBLESHOOTING
Diamond Blade Change-out
WARNING
Disconnect the tool before servicing and when changing accessories, such
as blades, bits, cutters, and the like.
(A)
Raise the Cutting Head
(B)
Identify and remove the Retain-
ing Screw and Outer Flange.
Turn counter-clockwise to loosen
(C)
Remove the Diamond Blade
from the Blade Shaft
(D)
Install the new Diamond
Blade onto the Blade Shaft
(E)
Verify the blade is seated on
the Blade Shaft and direction
of rotation is correct
(F)
Install Retaining Screw and
Outer Flange, then tighten.
Rotate Blade Wrench clockwise
to tighten
28
Page 29
MK-5005S TROUBLESHOOTING
MK-5005S Lubrication Points
Use standard grease when lubricating the MK-5005S. Clean the Zerk Fittinge when nished lubricating. Apply grease slowly; stop when grease is seen between joints.
(A)
Rear Blade Guard Stay-level
pivot point, lubrication point
(D)
Front and Rear Connecting
Arms, right side (from front),
lubrication points
(B)
Front Blade Guard Stay-level
pivot point, lubrication point
(E)
Elevation Pivot Bracket, Pivot
Shaft Housing, lubrication point
(C)
Front and Rear Connecting
Arms, left side (from front), lubri-
cation points
(F)
Cutting Head Rear Connecting
Arm, lubrication point
(G)
Crank Wheel Assembly Bear-
ing, lubrication point
(H)
Depth Control Screw Housing,
lubrication point
29
(I)
Motor Bearing lubrication points
Page 30
MK-5005S TROUBLESHOOTING
Movable Cutting Table Wheel Change-out
NOTE:
All four (4) movable Cutting Table, Roller Wheels should be replaced at the same time
(MK Diamond Part No. – 152493).
(A)
Place movable Cutting Table on
workbench with Roller Wheels Up
NOTE:
When installing the Retaining Bolt, do not “cross-thread” and DO NOT over tighten the Nut.
(B)
Remove Roller Wheels
(C)
Clean holes to prepare for instal-
lation of new Roller Wheels
(D)
Obtain Wheel replacement
parts (See parts list)
(G)
Lubricate Roller Wheels
(E)
Install Wheel/Washer Assembly
into movable Cutting Table
(H)
Install movable Cutting Table
(F)
Install Roller Wheel
Retaining Nut and tighten.
Rotate clockwise to tighten
30
Page 31
MK-5005S TROUBLESHOOTING
Protective Wooden Strip Replacement
The protective Wooden Strip is to protect the movable Cutting Table from damage during operation.
Over time, the Wooden Strip will become grooved from use. A grooved Wooden Strip will not support
masonry during cutting causing the blade to “break through” the piece instead of performing a smooth
cut (MK Diamond Part No. – 157748).
(A)
Inspect the Wooden Strip for
excessive wear and grooves
(D)
Replace worn
Protective Wooden Strip
(B)
Place movable Cutting Table on
a work bench with the wheels up
(E)
Place movable Cutting Table on
a work bench with the wheels
up, and reinstall retaining
screws
(C)
Remove the two Protective
Wooden Strip retaining screws
(F)
Install the movable Cutting Table
31
Page 32
MK-5005S TROUBLESHOOTING
V-Belt Inspection, Adjustment and Replacement
The MK-5005S is designed with a power transmission V-belt. In order to ensure the MK-5005S operates at peak efciency, the V-belt should be inspected monthly, and changed if the V-belt shows damage and/or excessive wear.
NOTE:
When a new belt is installed, it should be inspected and re-tensioned after the rst
forty-eight (48) hours of operation.
(A)
Ensure the ON/OFF switch
is in the OFF position
(B)
Unplug MK-5005S from the
power source
(C)
Remove the Diamond Blade
(D)
Remove the Belt Guard
(G)
Loosen motor mounting bolts
If re-tensioning only, go to Step
N
(E)
Inspect the V-belt for cracks,
fraying, separation and wear. Go
to step G if replacement required
(H)
Loosen the Motor Adjustment
Strap
32
(F)
Check belt for proper tension
if tension is correct, go to Step R
(proper tension 1/4”)
(I)
Push the motor toward the
front of the Cutting Head to
loosen the V-belt
Page 33
MK-5005S TROUBLESHOOTING
(J)
Remove the outer V-belt
(M)
Verify the V-belts are seated in
the grooves of both pulleys
(K)
Remove the inner V-belt
(N)
Tighten the Motor Adjustment
Strap to remove slack
(L)
Install 2 new V-belts
(MK Diamond Part No. 152028)
(O)
Check V-belt tension
(proper tension 1/4”)
(P)
Repeat Steps N and O until
proper V-belt tension is achieved
Tighten the motor
(Q)
mounting bolts
(proper tension 1/4”)
MK-5000S Block Saws - Pulley Combinations by MK Part Number
Electric (60 Hz)
(1725 RPM Only)
Blade Size14 inch20 inch 24 inch14 inch20 inch24 inch 20/24 inch
Motor Pulley 5-7-9 Hp Elect. 9-13 Hp Gas
10 Hp Elect.
Motor Pulley to Jack Shaft•••••• •
Jack Shaft to Arbor •••••• •
Arbor STD (3/4")
HD (1")
Motor Belts
Arbor Belts
160412
165796
160364
164737
160412
165796
160362
161135
156551 156551 156551
160411
165795
160362
161135
160413
165797
160364
164737
33
Install the Belt Guard
Electric (50 Hz)
(1425 RPM Only)
160413
165797
160362
161135
160412
165796
160362
161135
(R)
Electric (60 Hz)
(3450 RPM Only)
156563
•
157536
161162
Page 34
MK-5005S TROUBLESHOOTING
Blade Stops Turning
(A)
Verify the motor ON/OFF
switch is in the ON position
(D)
Verify the circuit breaker is at
least 30 amps - if not, move to
30-amp circuit
Blade Will Not Cut Properly
(B)
Verify the MK-5005S is con-
nected to the power source
(E)
Verify circuit breaker is not
tripped, if tripped, reset once
(C)
Allow motor to cool and
depress the motor Overload
Reset Switch
(F)
Check power source voltage
is 230V - if not 230V, move to
another circuit
(A)
Check for smoothness
or “glazing”
(B)
Check for proper rotation
34
(C)
Ensure Blade Core is not bent.
Verify blade is correct for
material being cut
Page 35
MK-5005S TROUBLESHOOTING
Movable Cutting Table Does Not Move Correctly
(A)
Check Guide Rails are clean
and check for Roller Wheel
damage
Cooling Flow Stopped
(A)
Check Cooling Flow
Control Valve is open
NOTE:
“Rodding” Cooling Channels is performed by removing the Flow Control Valve and then inserting a small wire
rod through the cooling channel inlet, located on the underside of the Blade Guard. The Cooling Channels
should be “rodded” until each of the outlet ports are open and free of foreign debris.
(B)
Verify ease and freedom of
movement
(B)
Remove Transfer Tube from
Blade Guard
(C)
Place Water Pump in clean
water source and check for ow
(if no ow go to Step G)
(D)
Verify Cooling Valve operation
by removing the valve from the
Blade Guard
(E)
Attach the Cooling Valve to the
Transfer Tube to verify ow –
if no ow, replace valve
35
(F)
Locate Cooling Channels inside
Blade Guard
Page 36
MK-5005S TROUBLESHOOTING
Rod Cooling Channels and
Vibration
Remove the Diamond Blade
(G)
recheck ow
(A)
and recheck vibration
(H)
Verify Water Pump suction is
clean and pump impeller is
turning. Pump Impeller is inside
water inlet
(B)
Remove the Belt Guard
(I)
Verify Water Pump drive end is
in the operating position
(C)
Remove the V-belts
(D)
Clean motor and
recheck vibration
36
Page 37
NOTES
37
Page 38
MK-5005S EXPLODED VIEW
Frame
38
Page 39
MK-5005S EXPLODED VIEW
Cutting Head
39
Page 40
MK-5005S EXPLODED VIEW
40
Motor
Page 41
MK-5005S EXPLODED VIEW
Foot Pedal Linkage
41
Page 42
MK-5005S EXPLODED VIEW
Connecting Linkage
42
Page 43
MK-5005S EXPLODED VIEW
43
Belt Guard
Page 44
MK-5005S EXPLODED VIEW
Blade Guard
44
Page 45
MK-5005S EXPLODED VIEW
Arbor Shaft
45
Page 46
MK-5005S EXPLODED VIEW
46
Table
Page 47
MK-5005S EXPLODED VIEW
Accessories
Curtain
47
Page 48
MK-5005S PARTS LIST
ItemDescriptionQtyPart #
AFrames--
A1Frame, MK-5000 Main1155541
BPivot Bracket-B1Bracket, Elevation Pivot1156285
B2Washer, 3/8 ID x 1-1/2 OD, Fender Washer2158523
B3Screw, 1/4-20 x 1/2 Hex Head2152608
B4Screw, 3/8-16 x 3/4 Hex Head2153527
B5Bumper, 1/4 ID x 1-1/2 OD x 3/42154496
B6Washer, 1/4 SAE Flat2151915
B7Nut, 1/4-20 Hex2151893
B8Fitting, Grease (zerk)1153852
B9Bushing, 1 x 1-1/4 x 2 MIS2154571
B10Shaft, Pivot Arm MK-50001155880
B11Screw, 1/4-20 x 1/4 Socket Head Set, Cone point2153864
CCutting Head MK-5000--
C1ACasting, Cutting Head (comp)1155783
C2Cover, 5000 Mounting Block (Comp)2156265
C3Casting, 5000, Mounting Block (Comp)2155762
C4Bolt, 3/8- 16 x 4-1/2 Hex Head Tap1153110
C5Washer, 1-1/4 x 1-1/4 Square1157567
C6Washer, 3/8 SAE Flat2150923
C7Strap, Motor Adjustment1153611
C8Nut, 3/8- 16 UNC1101188
C9Screw, 1/2 x 1/2 Socket Head Shoulder4151753
C10Washer, 1/2 SAE Flat3150924
C11Joint, 1/2- 20, Female Spherical (RH)4154387
C12Nut, 1/2- 20 Jam (RH)4154460
C13Arm, Rear Connecting1158563
C14Bearing, Ball 5/8 ID x 1-3/8 OD2140004
C15Crank, Bell1157426
C16Collar, Stop 5/8 ID x 1-1/8 OD x 1/22140012
C17Screw, 5/16-18 x 1/4, Socket Head Set2152607
C18Screw, 5/16 x 18 x 1, Hex HD Cap7151743
C19Washer, 5/16 SAE Flat7151754
C20Washer, 5/16 Split Lock7151747
C21Screw, 5/16-18 x 1 Flat, Socket HD Cap1155552
C22Bushing, .75 x .875 x 1 Steel3160826
C23Washer, Nylon .75 x 1.25 x .0932160827
C24Shim, Mount Pivot Shaft Various2155905
C25Shaft, Blade Guard Pivot1155886
C26Link Rod, Blade Guard1158564
C27Screw, 1/4- 20 x 1 Socket Head Cap4151049
DDepth Control-D1Housing, Adjustment Shaft1152116
D2Screw, 3/4- 6 x 10-7/8, Depth Control1150840
D3Spacer, 3/4 ID x 1 OD x 3/41156249
D4Locknut, Feed Screw1158227
D5Nut, 3/8- 16 Hex Hd.4101188
D6Washer, 3/8 SAE Flat4150923
D7Washer, 3/8 Split Lock4150925
D8Bearing, Flange FC2-25 x 3/4 ID1152025
D9Spacer , .76 ID x 1 OD x 1.1871156250
D10Plate, Bearing Support1156278
D11Screw, 3/8-16 X 1/2 Socket Head Set, cup point1153710
D12Wheel, Depth Control (comp)1153646
D13Knob, Ball, 2”, 3/8-16 Insert1158519
D15Screw, 1/2 x 3/4 Socket Head Shoulder1156177
D16Bumper, 1-1/2 Dia. x 1/2- 13 x 3 Stud2158605
D17Nut, 1/2- 13 Hex2151282
D18Fitting, Grease2153852
EFootpedal Linkage--
E1Footpedal and Bar, 5000 Block Saw1160139
E2Screw, 1/2 x 1/2 Socket Head Shoulder4151753
E3Washer, 3/8 SAE Flat6150923
E4Nut, 3/8-16 Center Lock4153522
E5Spring, Footpedal2152115
E6Washer, 1/2 SAE Flat2150924
E7Screw, 1/2-13 x 5-1/2 Hex Head Cap1158526
E8Linkage, Pedal Horizontal2152112
E9Screw, 3/8- 16 x 1 Hex Head Cap2152507
E10Pedal, Shaft Tie1156259
E11Linkage, Pedal Diagonal2152113
E12Nut, 1/2- 13 Center Lock1156238E13Linkage,Pedal Vertical2152114
E14Screw, 1/2 x 3/4 Socket Head Shoulder4156177E15 Hook Bolt, Weldment, 5000 Block Saw1160141
W10Connector, Cord LTF 291160689
W11Screw, 6-32 X 5/16 Flat Head Phillips Machine6159493
W12Screw, 10-24 X 1/4 Pan Head Phillips Machine1159494W13Screw, 6-32 X 5/8 Pan Head Phillips Machine4157393
W14
W15Washer, #10 SAE Flat1154369
Screw, 10-24 X 5/16 Slotted Hex Washer Head Grounding
MK-799D, 14” Standard Dry Cutting Blade
MK-799D, 18” Standard Dry Cutting Blade
MK-799D, 20” Standard Dry Cutting Blade
152493Roller Wheel
5.
157748Protective Wooden Strip
53
Page 54
MK-5005S ORDERING, RETURN, PACKAGING
ORDERING INFORMATION
You may order MK Diamond products through your local MK Diamond distributor or, you may order
direct from MK Diamond.
When ordering direct from MK Diamond, please have the following information ready before calling:
• The Model Number of the saw
• The Serial Number of the saw
• Where the saw was purchased and when
• The Part Number for the part(s) being ordered
• The Part Description for the part(s) being ordered
NOTE: There is a $25.00 minimum order when ordering direct from MK Diamond. A $5.00 charge will
be added to orders having a net billing value under $50.00. All purchases must be made using VISA,
MasterCard or American Express.
All parts may be ordered by calling toll free to – 800 421-5830 or 310 539-5221 and asking for
Customer Service. For technical questions, call – 800 474-5594.
RETURN MATERIALS POLICY
To expedite the service relative to the return of a product purchased through MK Diamond, please
observe the following:
NOTE: When returning all items, they must have been purchased within the previous twelve (12)
months.
• Have the Model Number of the saw
• Have the Serial Number of the saw
• Have the location of where the saw was purchased
• Have the date when the saw was purchased
• Contact Customer Service for approval to return the item(s)
• Obtain a Returned Goods Number (RGA) authorizing the return
• Follow the packaging instructions in the following section
• Ensure your item(s) are prepaid to the destination
For returned items, call toll free to – 800 421-5830 or 310 539-5221 and ask for Customer Service.
For technical questions, call – 800 474-5594 or 310 257-2845.
PACKAGING INSTRUCTIONS
• Remove the Cutting Head and Support Angle Assembly
• Dry the saw before shipping
• When packing, include the following: Saw, Diamond Blade, Blade Guard and Support Angle
Assembly and Adjustable Cutting Guide (Other Accessories are not required)
• Package the unit in its original container or one of comparable size (do not ship the unit partially
exposed)
• Ensure all parts are secured in the packaging to prevent moving
AUTHORIZED SERVICE CENTERS
For quicker repair time, you may contact MK Diamond Customer Service, toll free, at 800 421-5830
or 310 539-5221 for the Authorized Service Center closest too you or visit our web site at
www.mkdiamond.com. For technical questions, call – 800 474-5594.
54
Page 55
MK-5005S CONTACT & WARRANTY
CONTACT:
Please contact MK Diamond Products, Inc. Customer Service Department with any questions you
might have regarding distributors, parts or service.
Telephone: (800) 421-5830
Fax: (310) 539-5158
E-mail: Customer_Service@MKDiamond.com
Customer Service Hours: Monday through Friday, 6AM-4PM PST
MK Diamond Products, Inc.
1315 Storm Parkway
Torrance, CA 90501
MK DIAMOND PRODUCTS, INC. LIMITED WARRANTY
MK DIAMOND PRODUCTS, INC. will guarantee every machine they build, to be free from defects in
material and workmanship for (1) one year from date of purchase. The obligation of MK DIAMOND
PRODUCTS, INC. under this warranty is limited to the repair or replacement of any parts which,
under normal use, prove to be defective in material or workmanship. The parts involved or the unit
in question should be returned to MK DIAMOND PRODUCTS, INC. or to a point designated by us,
transportation prepaid.
This warranty does not obligate us to bear the cost of labor or transportation charges in connection
with replacement or repair of defective parts. Likewise, it shall NOT apply to any unit which has been
subjected to misuse, neglect or accident. This warranty does NOT apply to any machine which has
been repaired or altered outside our factory.
This warranty does NOT obligate MK DIAMOND PRODUCTS, INC., with respect to items not of our
manufacture, such as engines, motors, hydraulics, etc., which are subject to their own guarantees and
warranties.
We shall in no event be liable for consequential damages or contingent liabilities arising out of failure
of any equipment or parts to operate properly.
The MK Diamond logo is a registered trademark of MK Diamond Products, Inc. and may not be used,
reproduced, or altered without written permission. All other trademarks are the property of their respective owners and used with permission.
MK Diamond may have patents, patent applications, trade marks, copyrights of other intellectual
property right covering this product in this document.
This manual MUST accompany the equipment at all times. This manual is considered a permanent
part of the equipment and should remain with the unit if resold.
The information and specications included in this publication were in effect at the time of approval for
printing.
55
Page 56
MK-5005S BLOCK SAW
OWNER’S MANUAL & OPERATING INSTRUCTIONS
MK Diamond Products, Inc.
1315 Storm Parkway
Torrance, CA 90501
Toll-Free: (800) 421-5830
Phone: (310) 539-5221
Fax: (310) 539-5158
www.mkdiamond.com
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