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MK-370 

Revision 06/05, Effective Date June 17, 2005 

Page 16

 

SETUP, ADJUSTMENT and OPERATION 

 

SETUP: 

 

1.  Pre-start Inspection: 

 

Prior to beginning work, a pre-start inspection of the saw should be preformed. 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

2.  Water Pump Preparation: 

 

1. 

To prevent the possibility electrical shock, the MK-370 MUST be de-energized when preparing 
the Water Pump for operation.

 

2. 

To prevent the possibility of electrical shock, use only MK Diamond qualified replacement parts

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

(A) 

Install Water Pump Discharge 

Fitting 

(B) 

Press the end of the Cooling 

Transfer Tube onto the Water 

Pump Discharge Fitting 

Off 

Position 

Inspect for 

damage 

Inspect for 

cracks or cuts

Inspect for cracks, 

de-bonding, etc. 

(A) 

Ensure the ON/OFF Switch is 

in the OFF position 

(B) 

Inspect the Pump Assembly for 

damage – ensure the cord is 

free of cracks or cuts 

(C) 

Inspect the Diamond Blade for 

damage – verify the blade is 

correct for the material being cut

(D) 

Inspect the MK-370 for 

damage – ensure the cord is 

free of cracks or cuts 

Inspect for 

damage 

ON/OFF 

Switch 

Discharge 

Fitting 

Pump 

(C) 

Connect the Cooling Transfer 

Tube to the inlet connection of 

the Blade Guard 

Discharge 

Fitting 

Cooling 

Transfer Tube

Press on

Cooling 

Transfer 

Tube 

Inlet 

connection

Press on 

(B) 

Verify the Movable Cutting 

Table moves freely 

Verify ease of movement 

(See Maintenance section 

if problems exist) 

Summary of Contents for MK-370

Page 1: ...on the left side of the blade guard For your own safety read instructions manual before operating saw Wear eye protection Use splash hood for every operation for which it can be used Disconnect saw b...

Page 2: ...correctly your MK 370 should provide you with years of quality service In order to help you we have included this manual This owners manual contains information necessary to operate and maintain your...

Page 3: ...packing 11 Contents 11 Transport 11 Universal Stand 12 Assembly 13 SETUP ADJUSTMENT AND OPERATION Setup 15 Adjustment and Operation 18 Cleanup 24 MAINTENANCE AND TROUBLESHOOTING Maintenance 26 Trouble...

Page 4: ...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 HAZA...

Page 5: ...safest performance Always follow maintenance instructions for lubricating and when changing accessories DISCONNECT TOOLS Power tools should always be disconnected before servicing or when changing ac...

Page 6: ...0 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 P...

Page 7: ...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 This tool is intended for use...

Page 8: ...t 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 edg...

Page 9: ...l Number 157249 04 1B Motor Mount Warning Read and Follow Operating Instructions 155806 2 Motor Rear Motor Specifications N A 3 Motor Right Side Caution Use Ground Fault Interrupt 155678 4 Motor Left...

Page 10: ...ength and one and three quarter 1 3 4 inches thick in one pass Motor Specifications Motor specifications for the MK 370 are listed in Table 2 below Voltage 115 v Motor Amperage 5 3 a Frequency 50 60 H...

Page 11: ...rd washer one 1 splash guard wing nut one 1 electric water pump one 1 pump discharge fitting one 1 blade wrench one 1 shaft wrench one 1 owners manual one 1 pump manual and one 1 warranty card MK 370...

Page 12: ...Verify the Saw is seated on the Crossbars of the Stand A Open the Universal Stand and place on flat surface B Orient the Saw to the Stand C Seat the saw onto the Stand Saw Stand Center Saw over the St...

Page 13: ...e Blade Guard Retaining Knob Retaining Hole Post Hole Align Holes Turn clockwise to tighten Retaining Screws Blade Guard G Install the Blade Guard Wing nut Wing Nut Turn clockwise to tighten Turn cloc...

Page 14: ...Thumbscrew Correct Direction of Rotation D Place the Blade Wrench on the Blade Retaining Nut and remove the Blade Retaining Nut and Outer Flange Blade Wrench Diamond Blade Blade Shaft Turn counter cl...

Page 15: ...SSEMBLY 5 Splash Guard Installation A Install the Thumbscrew through the Washer and Splashguard then align to the hole found on back of the Blade Guard and tighten B Verify the Splashguard is installe...

Page 16: ...rge Fitting Off Position Inspect for damage Inspect for cracks or cuts Inspect for cracks de bonding etc A Ensure the ON OFF Switch is in the OFF position B Inspect the Pump Assembly for damage ensure...

Page 17: ...3 Use an approved Ground Fault Circuit Interrupter GFCI 4 Do not cover the motor vents as this could lead to motor overheating NOTE In order to avoid breaker tripping a 20 amp circuit breaker should...

Page 18: ...th indicated inside the diamond C Tighten the retaining thumbscrew D Place the tile against the Ruler Stop and Cutting Guide E Turn the motor ON F Verify proper cooling flow on both sides of the blade...

Page 19: ...complete B Place the Dual 45 Flat Angle Guide on the Ruler Stop D Position the Dual 45 Flat Angle Guide and tighten the retaining thumbscrew E Position the tile against the Dual 45 Flat Angle Guide a...

Page 20: ...etaining thumbscrew D Position the tile on the 45 Bullnose Miter with the Glazed Side down G Perform the cut Align Guide to Ruler Stop Turn counter clockwise to loosen Ruler Stop Turn clockwise to tig...

Page 21: ...Stop C Set the desired Cutting Angle and tighten the thumbscrew I Perform the cut A Remove the Adjustable Cutting Guide Ruler Stop Turn counter clockwise to loosen Adjustable Cutting Guide Turn count...

Page 22: ...pump Suction Screen and clean the Water Pump of all debris E Fill the Water Pan with clean water Fill with clean water Fill Water Pan F Run the MK 370 until clear water is seen at the blade cooling po...

Page 23: ...use Lubricate all points listed below with light oils such as 3 in 1 WD 40 etc L Clean the Water Pan K Clean the MK 370 with soap and clean water J Dispose the contents of the Water Pan Clean the Wate...

Page 24: ...B Clean the Motor Shaft C Lubricate the Motor Shaft Motor Shaft A Remove and clean the Inner and Outer Flanges and the Blade Retaining Nut Retaining Nut Flange D Verify the Movable Cutting Table Rolle...

Page 25: ...t number 152972 and by following the steps below C Position the Dressing Stick against the Adjustable Cutting Guide and the Ruler Stop F Push the Dressing Stick into the Blade in a smooth even motion...

Page 26: ...e Motor Brush Housing Cover using a Flat Head Screwdriver C Remove the Motor Brush Housing Cover E Clean the Motor Brush Housing using a Q tip D Remove the old Motor Brush F Align and install the new...

Page 27: ...ing Dress blade if needed C Ensure the Blade Core is not bent and Arbor is not out of round B Check for proper rotation D Verify the blade is correct for the material being used E Return to MK Diamond...

Page 28: ...n counter clockwise to loosen Intake Fitting Go to Step E E Clean the Blade Guard Intake Fitting Intake Fitting If not blocked go to Step F F Locate the Blade Guard Cooling Channels Cooling Channels G...

Page 29: ...tep C If not tripped or if re trip occurs go to Step D Reset once if tripped B Verify all plugs are fully connected If less than 20 Amps move saw to 20 Amp circuit If circuit 20 Amp or greater go to S...

Page 30: ...MK 370 Revision 06 05 Effective Date June 17 2005 Page 30 EXPLODED VIEW AND PARTS LIST EXPLODED VIEW...

Page 31: ...ar 1 151739 MK E1 E1A Bar Guide 5 8 Dia Bar Guide 5 8 Dia Extended 1 1 151739 157486 E2 Screw 5 16 18 X 1 Hex Head Cap 2 151743 E3 Washer 5 16 Split Lock 2 151747 E4 Washer 5 16 SAE Flat 2 151754 F Li...

Page 32: ...Roller 2 151799 K3 Screw 1 4 20 X 1 1 2 Hex Head Cap 2 151914 K4 Washer 1 4 SAE Flat 2 151915 K5 Nut 1 4 20 Hex 2 151893 L Assembly Splash Curtain 1 155901 MK L1 Curtain Splash 1 134841 L2 Bracket Spl...

Page 33: ...MK 370 Revision 06 05 Effective Date June 17 2005 Page 33 EXPLODED VIEW AND PARTS LIST RYOBI MOTOR EXPLODED VIEW...

Page 34: ...5 15 O RING S 35 1 6930245 16 BALL BEARING 6202LLB 1 9846202 17 WASHER t 1 6 1 6901212 18 O RING P 16 1 9760016 19 ARMATURE 120V 1 6034942 20 FAN CASING 1 6490464 21 FIELD COIL 120V 1 6502980 22 TAPPI...

Page 35: ...blade to use depends on The requirements of the job The machine tool utilizing the diamond blade The preference of the operator In the case of DRY cutting the overwhelming popularity and quantity of...

Page 36: ...M NUMBER DESCRIPTION 1 139295 MK 200 7 x 5 8 Arbor 2 139311 MK 215 7 x 5 8 Arbor 3 153293 MK 315 7 x 5 8 Arbor 4 134569 MK Dual 45 Flat Angle Guide 5 134585 MK 45 Bullnose Miter 6 134569 MK 90 Protrac...

Page 37: ...welve 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 fo...

Page 38: ...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 and Arsenic and c...

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