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OPERATION MANUAL
(5HP 1Ø ELECTRIC MOTOR)
(5HP 3Ø ELECTRIC MOTOR)
(HONDA GX270QWH2 GASOLINE ENGINE)
THIS MANUAL MUST ACCOMPANY THE EQUIPMENT AT ALL TIMES.
MP2 SERIES
MODELS
MP25E1
MP25E3
MP275E3
MP2H
MASONRY SAWS
Revision #0 (01/26/09)
To find the latest revision of this
publication, visit our website at:
www.multiquip.com
P/N: 38262
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Table of Contents
Troubleshooting
Related Manuals for MULTIQUIP MP25E1
Summary of Contents for MULTIQUIP MP25E1
- Page 1 OPERATION MANUAL MP2 SERIES MODELS MP25E1 MP25E3 MP275E3 MP2H MASONRY SAWS (5HP 1Ø ELECTRIC MOTOR) (5HP 3Ø ELECTRIC MOTOR) (HONDA GX270QWH2 GASOLINE ENGINE) Revision #0 (01/26/09) To find the latest revision of this publication, visit our website at: www.multiquip.com THIS MANUAL MUST ACCOMPANY THE EQUIPMENT AT ALL TIMES.
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Page 2: Proposition 65 Warning
PROPOSITION 65 WARNING Engine exhaust some its constituents, and some dust created by power sanding, sawing, grinding, drillingandotherconstructionactivities contains chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. Some examples of these chemicals are: Leadfromlead-basedpaints. -
Page 3: Silicosis/Respiratory Warnings
SILICOSIS/RESPIRATORY WARNINGS WARNING WARNING SILICOSIS WARNING RESPIRATORY HAZARDS Grinding/cutting/drilling of masonry, concrete, metal and Grinding/cutting/drilling of masonry, concrete, metal and other materials with silica in their composition may give other materials can generate dust, mists and fumes off dust or mists containing crystalline silica. Silica is a containing chemicals known to cause serious or fatal basic component of sand, quartz, brick clay, granite and injury or illness, such as respiratory disease, cancer,... -
Page 4: Table Of Contents
TABLE OF CONTENTS MP2 SERIES MASONRY SAWS Proposition 65 Warning ..........2 Silicosis/Respiratory Warnings ........3 Table Of Contents .............4 Specifications ............6 Dimensions ...............7 Safety Message Alert Symbols ......8-9 Rules For Safe Operation ......... 10-12 General Information ..........13 Controls And Components ........ 14-15 Electric Motor Components ........16 Gasoline Engine Components ........17 Pre-Setup (Electric Motors) ...... - Page 5 NOTES MQ MP2 SERIES SAW — OPERATION MANUAL — REV. #0 (01/26/09) — PAGE 5...
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Page 6: Specifications
SPECIFICATIONS Table 1. Saw Specifications Saw Model MP25E1 MP25E3 MP275E3 MP2H Approximate Weight 415 lbs. (188 kg) Blade Capacity 20 in. blade maximum Cutting Depth 8 in. with 20 in. blade Blade Speed 2,240 RPMs 2200 RPMs Mechanical/Centrifugal Water Pump... -
Page 7: Dimensions
DIMENSIONS Figure 1. MP2 Dimensions c i r ) s l i l o ) s l . n I . n I . n I . n I t r a . n I t r a t r a . -
Page 8: Safety Message Alert Symbols
SAFETY MESSAGE ALERT SYMBOLS FOR YOUR SAFETY AND THE SAFETY OF OTHERS! HAZARD SYMBOLS Potential hazards associated with operation of the pump will Safety precautions should be followed at all times when be referenced with Hazard Symbols which appear throughout operating this equipment. - Page 9 SAFETY MESSAGE ALERT SYMBOLS HAZARD SYMBOLS - Gasoline Powered Models WARNING - Accidental Engine Starting ALWAYS place the engine ON/ WARNING - Lethal Exhaust Gases OFF switch in the OFF position, Engine exhaust gases contain when the saw is not in use. poisonous carbon monoxide.
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Page 10: Rules For Safe Operation
■ NEVER use accessories or attachments, which are not ■ ALWAYS use extreme caution when recommended by Multiquip for this equipment. Damage working with flammable liquids. When to the equipment and/or injury to user may result. - Page 11 RULES FOR SAFE OPERATION ■ ALWAYS keep clear of rotating or moving parts while Safety - Electric Powered Models operating the saw. ■ ALWAYS connect the motor to a power source in ■ ALWAYS store equipment properly when it is not being compliance with all local electrical codes.
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Page 12: Rules For Safe Operation
RULES FOR SAFE OPERATION ■ Ensure that the blade does not come into contact with the Saw Transportation Safety ground or surface during transportation. DO NOT drop the ■ Use an appropriate lifting equipment to ensure the safe blade on ground or surface. movement of the saw. -
Page 13: General Information
20-inch (508 mm) diamond blades that match the material being cut. Ask your dealer, or call Multiquip about your specific cutting application. MQ MP2 SERIES SAW — OPERATION MANUAL — REV. #0 (01/26/09) — PAGE 13... -
Page 14: Controls And Components
CONTROLS AND COMPONENTS Figure 3. MP2 Saw (Electric Models) Figure 3. MP2 Saw (Gasoline Models) PAGE 14 — MQ MP2 SERIES SAW — OPERATION MANUAL — REV. #0 (01/26/09) -
Page 15: Controls And Components
CONTROLS AND COMPONENTS 15. Electric Water Pump – For best results place the pump Figure 3 shows the location of the basic controls or components between the splash shield and the rear of the water tray. for the MP2 Saw. Listed below is a brief explanation of each This is for electric models only. -
Page 16: Electric Motor Components
ELECTRIC MOTOR COMPONENTS Figure 4. Electric Motor Components Heavy Duty Electric Motors The MP2 Saw can be equipped with several different models of electric motors. Figure 4 shows the basic components of the electric motor. Refer to the manufacturers electric motor manual for instructions & details of operation and servicing. Electric Motor –... -
Page 17: Gasoline Engine Components
GASOLINE ENGINE COMPONENTS Honda GX270QWH2 Gasoline Engine The engine (Figure 5) must be checked for proper lubrication and filled with fuel prior to operation. Refer to the manufacturers engine manual for instructions & details of operation and servicing. Fuel Tank/Fuel Filler Cap – Holds unleaded gasoline. For additional information refer to engine owner's manual. -
Page 18: Pre-Setup (Electric Motors)
PRE-SETUP (ELECTRIC MOTORS) Pre-Setup Insert the water pump power plug into the outlet receptacle on the electric motor conduit box as shown WARNING - Shut-down Saw for Cleaning in Figure 7. Whenever cleaning, adjusting or lubricating any part of the saw, MAKE CERTAIN to place the power ON/ OFF switch in the OFF position and disconnect the plug from the power source. - Page 19 PRE-SETUP (ELECTRIC MOTORS) 5. Specifications - Ensure that the blade specifications, WARNING - Inspect the Blade before Cutting size, and diameter properly match up to sawing operations. Utilizing a blade not matched properly to Failure to thoroughly inspect the the task may result in poor performance and/or blade blade for operational safety could damage.
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Page 20: Pre-Setup (Electric Motors)
PRE-SETUP (ELECTRIC MOTORS) Connecting the Power (Figure 10) CAUTION - Grounding Electric Motors Place the power ON/OFF switch (Figure 11) in the OFF ALWAYS use a grounded (3-wire) extension cord and position (down). MAKE CERTAIN that the motor is connected to a properly grounded electric circuit. -
Page 21: Pre-Setup (Gasoline Engine)
PRE-SETUP (GASOLINE ENGINE) Pre-Setup The mechanical water pump is NOTE CAUTION - Shut-down Saw for Cleaning shipped from the factory for dry cutting applications. Whenever cleaning, adjusting or lubricating any part of the saw, MAKE CERTAIN to stop the engine and disconnect the spark plug wire from the spark plug. -
Page 22: Pre-Setup (Gasoline Engine)
PRE-SETUP (GASOLINE ENGINE) Dry Cutting Setup (Gasoline Only) CAUTION - Dry Cutting ALWAYS use the water feed system unless special dry cut blades are being used. If dry cutting is required disconnect water pump. To disconnect the mechanical water pump from the drive V-belts for Dry Cutting , perform the following: Figure 15. -
Page 23: Startup/Shutdown (Electric Motors)
STARTUP/SHUTDOWN (ELECTRIC MOTORS) Start-up (Electric Motor) Avoid overloading the motor when cutting. The electric motors are protected with a manual-reset thermal CAUTION - Read this Manual before Starting! overload switch that will turn the saw off if the motor is overheated. -
Page 24: Startup/Shutdown (Gasoline Engine)
STARTUP/SHUTDOWN (GASOLINE ENGINE) Start-up Gasoline Engine 2. Place the Engine ON/OFF switch (Figure 20) in the ON position. CAUTION - Read this Manual before Starting! Read and fully understand this manual before starting or attempting to operate the saw . Before starting the saw's electric motor make sure that the Safety , General Information , Inspection and Pre-setup... -
Page 25: Startup/Shutdown (Gasoline Engine)
STARTUP/SHUTDOWN (GASOLINE ENGINE) 5. Grasp the starter grip (Figure 23) and slowly pull it out. Avoid overloading the engine when cutting. In the event The resistance becomes the hardest at a certain posi- that the engine becomes overloaded, turn the engine tion, corresponding to the compression point. -
Page 26: Operation
OPERATION Operation Push the conveyor cart, with the material in place, slowly and evenly until the cut is complete. When DANGER - Amputation Hazard finished cutting, move the cart back and remove the cut pieces. ALWAYS be alert to the fact that there is a rotating blade on the saw and be extremely aware of your body CAUTION - Dry Cutting Guidelines position - especially your hands in relationship to the... -
Page 27: Maintenance (Saw)
MAINTENANCE (SAW) Maintenance 10. Cutting blades must fit the arbor snugly. This is very important with diamond blades as pounding will occur A good preventive maintenance program of regular inspection and serious blade damage can result. If the arbor and care will increase life and improve the performance of shoulder of the inner blade flange is grooved from blade the saw and cutting blades. - Page 28 MAINTENANCE (SAW) Adjust Belt Tension (Gasoline Powered Saws) 3 When belt tension is correct, pulleys are aligned, and belts are parallel, tighten jackshaft mounting bolts and 1. Remove engine-to-jackshaft and jackshaft-to-bladeshaft adjuster screw jam nuts. belt guards. 4. Check for proper engine-to-jackshaft belt tension (4-5 2.
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Page 29: Maintenance (Saw)
MAINTENANCE (SAW) Cutting Head Alignment (Blade) Checking Vertical Cutting Head Alignment: When cutting with the MP2 Saw, make certain the cutting Use the following procedures to check the vertical cutting head is properly aligned horizontally and vertically with the head alightment. The MP2 Saw saw is factory shimmed to conveyor cart. -
Page 30: Maintenance (Gasoline Engine)
MAINTENANCE (GASOLINE ENGINE) Engine Maintenance Perform engine maintenance procedures as referenced by Table 6 below: ) 3 ( l i O r i A ) 1 ( g i t l l A & s t l i l o s n i r e t l i F... -
Page 31: Maintenance (Gasoline Engine)
MAINTENANCE (GASOLINE ENGINE) Maintenance WARNING - Explosive Fuel Perform the engine maintenance procedures as indicated below: DO NOT use gasoline as a cleaning Daily solvent, because that would create a risk of fire or explosion. ■ Thoroughly remove dirt and oil from the engine and control area. -
Page 32: Engine Wiring Diagram
ENGINE WIRING DIAGRAM Figure 37. Honda GX270 QWH2 Engine Wiring Diagram PAGE 32 — MQ MP2 SERIES SAW — OPERATION MANUAL — REV. #0 (01/26/09) -
Page 33: Troubleshooting - Blade
Table 7. Blade Troubleshooting Symptom Possible Problem Solution Consult dealer or Multiquip for correct blade. Try cutting Blade too hard for the material being cut? very soft material (sandstone, silica brick, cinder block) to “redress” the blade. Engine torque diminished because of loose Tighten and/or replace V-belt. -
Page 34: Troubleshooting (Gasoline Engine)
TROUBLESHOOTING (GASOLINE ENGINE) Practically all breakdowns can be prevented by proper handling and maintenance inspections, but in the event of a breakdown, please take a remedial action following the diagnosis based on the Engine Troubleshooting (Table 8) information shown below and on the following page. If the problem cannot be remedied, please leave the unit just as it is and consult our company's business office or service plant. -
Page 35: Troubleshooting (Gasoline Engine)
TROUBLESHOOTING (GASOLINE ENGINE) i t a f s i s u j e r r v e l . r e o i t u l f i r p v i t c a l o i t i l f l t a r ? c i... -
Page 36: Troubleshooting (Electric Motor)
TROUBLESHOOTING (ELECTRIC MOTOR) Practically all breakdowns can be prevented by proper handling and maintenance inspections, but in the event of a breakdown, please take a remedial action following the diagnosis based on the Electric Motor Troubleshooting (Table 9) information shown below and on the following page. If the problem cannot be remedied, please leave the unit just as it is and consult our company's business office or service plant. - Page 37 NOTES MQ MP2 SERIES SAW — OPERATION MANUAL — REV. #0 (01/26/09) — PAGE 37...
- Page 38 © COPYRIGHT 2009, MULTIQUIP INC. Multiquip Inc and the MQ logo are registered trademarks of Multiquip 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.