MULTIQUIP Whiteman Series Operation Manual

Plaster and mortar mixers (honda gx160/gx240 series gasoline engines and 1.5 hp electric motor)

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Page 1 PLASTER AND MORTAR MIXERS (HONDA GX160/GX240 SERIES GASOLINE ENGINES AND 1.5 HP ELECTRIC MOTOR) Revision #9 (11/04/19) To find the latest revision of this publication or associated parts manual, visit our website at: www.multiquip.com THIS MANUAL MUST ACCOMPANY THE EQUIPMENT AT ALL TIMES.
Page 2: Proposition 65 Warning
PROPOSITION 65 WARNING PAGE 2 — WM70 SERIES PLASTER/MORTAR MIXERS • OPERATION MANUAL — REV. #9 (11/04/19)
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 WM70 Series Plaster and Mortar Mixers Proposition 65 Warning ........... 2 Silicosis/Respiratory Warnings ........ 3 Table of Contents ............. 4 Training Checklist ............ 5 Nameplate and Safety Decals ......... 6 Safety Information ..........7–12 Towing Guidelines ........... 13–14 Safety Chain Connection ........
Page 5: Training Checklist
TRAINING CHECKLIST Training Checklist Description Date Read operation manual completely. Machine layout, location of components, checking of engine oil levels. Fuel system, refueling procedure. Operation of controls (machine not running). Safety controls, safety stop switch operation. Emergency stop procedures. Machine transport and storage. WM70 SERIES PLASTER/MORTAR MIXERS •...
Page 6: Nameplate And Safety Decals
NAMEPLATE AND SAFETY DECALS The WM-70 plaster and mortar mixer is equipped with a number of safety decals. These decals are provided for operator safety and maintenance information. Figure 1 below illustrates these decals as they appear on the machine. Should any of these decals become unreadable, replacements can be obtained from your dealer or the MQ Parts Department.
Page 7: Safety Information
SAFETY INFORMATION Do not operate or service the equipment before reading Potential hazards associated with the operation of this the entire manual. Safety precautions should be followed equipment will be referenced with hazard symbols which at all times when operating this equipment. may appear throughout this manual in conjunction with Failure to read and understand the safety safety messages.
Page 8 „ NEVER use accessories or attachments that are not „ Avoid wearing jewelry or loose-fi tting clothes that may recommended by Multiquip for this equipment. Damage snag on the controls or moving parts as this can cause to the equipment and/or injury to the user may result.
Page 9 SAFETY INFORMATION ENGINE SAFETY (GASOLINE MODELS ONLY) WARNING „ NEVER place your hands inside the drum DANGER while starting or operating this equipment. „ Engine fuel exhaust gases contain poisonous carbon „ NEVER disconnect any emergency monoxide. This gas is colorless and odorless, and can or safety devices.
Page 10 SAFETY INFORMATION FUEL SAFETY (GASOLINE MODELS ONLY) Power Cord/Cable Safety DANGER DANGER „ DO NOT start the engine near spilled fuel or combustible „ NEVER let power cords or cables lay in water. fl uids. Fuel is extremely fl ammable and its vapors can „...
Page 11 SAFETY INFORMATION TOWING SAFETY ENVIRONMENTAL SAFETY/DECOMMISSIONING CAUTION NOTICE „ In addition to meeting Department of Transportation Decommissioning is a controlled process used to safely (DOT) safety towing regulations, check your local retire a piece of equipment that is no longer serviceable. county or state safety towing regulations before towing If the equipment poses an unacceptable and unrepairable the mixer.
Page 12: Safety Information
SAFETY INFORMATION EMISSIONS INFORMATION NOTICE The gasoline engine used in this equipment has been designed to reduce harmful levels of carbon monoxide (CO), hydrocarbons (HC) and nitrogen oxides (NOx) contained in gasoline exhaust emissions. This engine has been certifi ed to meet US EPA evaporative emissions requirements in the installed confi guration.
Page 13: Towing Guidelines
TOWING GUIDELINES TOWING SAFETY PRECAUTIONS „ Check the wheel mounting lug nuts with a torque wrench. Torque the lug nuts as described in the Maintenance NOTICE section of this manual. Check with your county or state towing safety „ Check the tightness of the axle mounting hardware. regulations department before towing your mixer.
Page 14: Towing Guidelines
TOWING GUIDELINES TOW BAR TO VEHICLE (COUPLER ONLY) 1. Check the vehicle hitch ball and the mixer’s coupler for signs of wear or damage. Replace any parts that are worn or damaged before towing. 2. Use only a 2-inch ball diameter for the towing vehicle. This will match the mixer’s 2-inch coupler.
Page 15: Safety Chain Connection
SAFETY CHAIN CONNECTION 4. Loop (cross) the safety chain and place it under the tow CAUTION bar. Secure the loop with the safety chain connector NEVER tow the mixer with the safety chain removed. link. See Figure 5. The safety chain is intended to prevent complete separation of the mixer from the towing vehicle in the event of a tow bar failure.
Page 16: Specifications (Mixer)
SPECIFICATIONS (MIXER) Table 1. Mixer Specifications Max. Mixing Capacity 7.0 ft.³ (198 liters) Bag Capacity 1.5–2.5 bags Weight 690 lb. (313 kg) Drive V-belt/gear Dump Action Manual Figure 7. Mixer Dimensions Table 2. Mixer Dimensions Reference Letter/Parameter Dimensions in. (cm) (A) Height –...
Page 17: Specifications (Engine/Motor)
SPECIFICATIONS (ENGINE/MOTOR) Table 4. Engine/Electric Motor Specifications Model Honda GX160UT1HX2 Honda GX240UT1HA2 Baldor 35L229S302 1.5 hp, 115/230 VAC, Type Air-cooled, 4-stroke, OHV, gasoline engine single-phase, electric motor 2.68 in. × 1.77 in. 2.87 in. × 2.28 in. Bore × Stroke (68 mm ×...
Page 18: General Information
GENERAL INFORMATION APPLICATION HARDWARE This mixer is intended for the mixing of plaster and mortar Check all hardware on the mixer before starting. Periodically only. The mixer must be used for its intended purpose and inspect all hardware. Loose hardware can contribute is not suitable for the mixing of flammable or explosive to early component failure and poor performance.
Page 19 NOTES WM70 SERIES PLASTER/MORTAR MIXERS • OPERATION MANUAL — REV. #9 (11/04/19) — PAGE 19...
Page 20: Components (Mixer)
COMPONENTS (MIXER) Figure 9. Mixer Components PAGE 20 — WM70 SERIES PLASTER/MORTAR MIXERS • OPERATION MANUAL — REV. #9 (11/04/19)
Page 21 COMPONENTS (MIXER) 1. Safety Grill — Provided for operator safety. This safety 10. Chock Blocks (Option) — When the mixer is not grill is designed to keep hands and solid objects out connected to the towing vehicle, place these blocks of the mixing drum when in use.
Page 22: Components (Engine)
COMPONENTS (ENGINE) 5. Fuel Valve Lever — OPEN to let fuel flow, CLOSE to stop the flow of fuel. 6. Oil Drain Bolt — Remove this bolt to drain oil from the engine’s crankcase. 7. Dipstick/Oil Filler Cap — Remove this cap to determine if engine oil is low.
Page 23: Electric Motor
ELECTRIC MOTOR VOLTAGE OFF/ON SELECTOR SWITCH SWITCH NEMA L5-20P TWIST-LOCK (120 VAC PLUG) SINGLE PHASE 120/240 VAC 1.5 HP NEMA L5-20R ELECTRIC TWIST-LOCK MOTOR (120 VAC RECEPTACLE) NEMA L6-20P TWIST-LOCK (240 VAC PLUG) CONNECT TO 120/240 VAC, 60 HZ POWER NEMA L6-20R SOURCE TWIST-LOCK...
Page 24: Electric Motor
ELECTRIC MOTOR ELECTRIC MOTOR POWER CONNECTIONS NOTICE A 12-inch electrical cable (Figure 11) is provided with the When the input voltage to the electric motor is changed electric motor for connection to a power source. from 120 VAC to 240 VAC, the plug on the electric motor power cord must also be changed.
Page 25: Inspection
INSPECTION BEFORE STARTING 4. If the oil level (Figure 14) is low, fill to the edge of the oil filler hole with the recommended oil type (Table 7). 1. Read all safety instructions at the beginning of this Refer to Table 4 for engine oil capacity. manual.
Page 26 INSPECTION TIRES EMERGENCY STOP SWITCH (GASOLINE ENGINE MODELS ONLY) Check for worn or defective tires (Figure 15). Replace any defective or worn tires immediately. The engine emergency stop switch (Figure 17) should be tested every time the engine is started. See BALDNESS Starting the Mixer (Gasoline Engine) in the Operation section for more information.
Page 27 INSPECTION PADDLE BLADE ADJUSTMENT Adjust paddles as shown in Figure 18. CENTER ENGINE END CAST PADDLE ENGINE END CAST PADDLE DRUM END CENTER TOW END CAST PADDLE TOW END CAST PADDLE PADDLE BLADE IS TOO TIGHT AGAINST DRUM DRUM SIDE SIDE WALLS CORRECT INCORRECT...
Page 28: Operation
OPERATION This section is intended to assist the operator with the initial 3. Move the throttle lever (Figure 21) away from the slow startup of the mixer. It is extremely important position, about 1/3 of the way toward the fast position. that this section be read carefully before attempting to use the mixer in the field.
Page 29 OPERATION 6. Place the belt slip lever in the START/STOP 8. Once the engine has started, the emergency stop (disengaged) position. See Figure 24. switch should be tested for proper operation. Press the emergency stop switch (Figure 26) and observe that the engine has stopped.
Page 30 OPERATION 2. To start the electric motor (Figure 27), place the 3. Place the belt slip lever in the MIX (up) position. This ON/OFF switch in the ON position. will tilt the engine, placing tension on the V-belts and enabling the shaft to rotate. See Figure 29. OFF/ON SWITCH BELT SLIP...
Page 31 OPERATION STOPPING THE MIXER (GASOLINE ENGINE) 5. Lift the mixing bag compound onto the steel safety grate over the bag cutter and let the contents fall into Normal Shutdown the drum (Figure 30). Add more water if desired and mix the compound to the desired consistency. 1.
Page 32: Operation
OPERATION Emergency Shutdown CLEANING THE MIXER Push the emergency stop switch inward to the STOP After each use, thoroughly clean the entire mixer as position (Figure 35). described in the Maintenance section of this manual. NOTICE EMERGENCY STOP SWITCH ALWAYS make sure the mixer drum is clean and free of debris and dried material.
Page 33: Maintenance (Engine)
MAINTENANCE (ENGINE) Use Table 9 as a general maintenance guideline when servicing your engine. For more detailed engine maintenance information, refer to the engine owner’s manual supplied with your engine. Table 9. Engine Maintenance Schedule Every 3 Every 6 Every 2 First Month Every Year Description (3)
Page 34 MAINTENANCE (ENGINE) MAINTENANCE SPARK PLUG Perform scheduled maintenance procedures as defined in Remove and clean the spark plug (Figure 38). Adjust the Table 9 and below: spark plug gap to 0.024–0.028 in. (0.6–0.7 mm). This unit has electronic ignition, which requires no adjustments. DAILY Thoroughly remove dirt and oil from the engine and control area.
Page 35: Maintenance (Engine)
MAINTENANCE (ENGINE) ENGINE AIR CLEANER SPARK ARRESTER CLEANING 1. Remove the air cleaner cover and foam filter element Clean the spark arrester every 6 months or 100 hours of as shown in Figure 40. operation. 1. Remove the three 4 mm screws securing the exhaust BLOW COMPRESSED deflector (Figure 41) to the muffler protector, then AIR FROM THE...
Page 36: Maintenance (Mixer)
MAINTENANCE (MIXER) DRUM HEAD SEALS NOTICE There is a set of drum head seals (Figure 43) that Failure to lubricate the Zerk grease fittings two or three will require lubrication. Lubricate the grease fitting for times a month will cause the dumping mechanism to each drum seal every 40 hours of operation using stiffen, making the mixer hard to dump.
Page 37 MAINTENANCE (MIXER) WHEEL BEARINGS MAIN GEAR AND DRIVE PINION ALIGNMENT 1. After every 3 months of operation, remove the hub 1. Disconnect the spark plug wire (gasoline engines). dust cap and inspect the wheel bearings (Figure 46). If the mixer is equipped with an electric motor, disconnect the power cord from the AC power Once a year, or as needed, disassemble the wheel receptacle.
Page 38 MAINTENANCE (MIXER) MAIN GEAR AND DRIVE PINION TOOTH CONTACT 8. Rotate the mixer to the dump position and remove debris. 1. Rotate the drive pulley in both directions. 9. Thoroughly clean the entire mixer, wheels, cabinet 2. Inspect the tooth pattern. and frame.
Page 39 MAINTENANCE (MIXER) WARNING NOTICE ALWAYS wear safety glasses when NEVER use a pneumatic air gun to tighten wheel lug nuts. removing or installing force-fitted parts. Failure to comply may result in serious injury. Table 10 shows causes and solutions of tire wear problems. Table 10.
Page 40: Maintenance (Mixer)
MAINTENANCE (MIXER) SUSPENSION LONG-TERM STORAGE The rigid suspension and associated components (Figure 51) For storage of the mixer for over 30 days, the following is should be visually inspected monthly for signs of excessive recommended: wear, elongation of bolt holes or loosening of the mounting „...
Page 41: Troubleshooting (Mixer)
TROUBLESHOOTING (MIXER) Troubleshooting (Mixer) Symptom Possible Problem Solution Check main gear. Worn or defective main (bull) gear? ¹ Replace if worn or broken. Check pinion gear. Worn or defective pinion gear? ¹ Replace if worn. Worn or defective V-belt? ¹ Replace V-belt.
Page 42: Troubleshooting (Electric Motor)
TROUBLESHOOTING (ELECTRIC MOTOR) Troubleshooting (Electric Motor) Symptom Possible Cause Solution Check power source. Check reset Is there power? button. Is power cable plugged in? Plug in power cable. Is ON/OFF switch placed in ON Place ON/OFF switch in ON position. position? Electric motor will not start.
Page 43: Troubleshooting (Engine)
TROUBLESHOOTING (ENGINE) Troubleshooting (Engine) Symptom Possible Problem Solution Spark plug bridging? Check gap, insulation or replace spark plug. Carbon deposit on spark plug? Clean or replace spark plug. Short circuit due to defi cient spark plug Check spark plug insulation, replace if worn. insulation? Improper spark plug gap? Set to proper gap.
Page 44: Troubleshooting (Engine)
TROUBLESHOOTING (ENGINE) Troubleshooting (Engine) - continued Symptom Possible Problem Solution Air cleaner dirty? Clean or replace air cleaner. Improper level in carburetor? Check fl oat adjustment, rebuild carburetor. Weak in power, compression is proper and does not misfi re. Defective spark plug? Clean or replace spark plug.
Page 45 NOTES WM70 SERIES PLASTER/MORTAR MIXERS • OPERATION MANUAL — REV. #9 (11/04/19) — PAGE 45...
Page 46 © COPYRIGHT 2019, MULTIQUIP INC. Multiquip Inc , 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.

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