MULTIQUIP Essick Series Operation Manual
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MULTIQUIP Essick Series Operation Manual

MULTIQUIP Essick Series Operation Manual

Hydraulic plaster/mortar mixers (honda gx390rt2-qnb2 gasoline engine/ teco westinghouse 5hp electric motor)
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OPERATION MANUAL
SERIES
MODELS
PRO12/PRO12E51
PRO12E53/PRO12E53-460V
HYDRAULIC PLASTER/MORTAR MIXERS
(HONDA GX390RT2-QNB2 GASOLINE ENGINE/
TECO WESTINGHOUSE 5HP ELECTRIC MOTOR)
Revision #4 (10/30/19)
To find the latest revision of this publication or
To find the latest revision of this
associated parts manual, visit our website at:
publication, visit our website at:
www.multiquip.com
www.multiquip.com
THIS MANUAL MUST ACCOMPANY THE EQUIPMENT AT ALL TIMES.

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  • Page 1 Revision #4 (10/30/19) To find the latest revision of this publication or To find the latest revision of this associated parts manual, visit our website at: publication, visit our website at: www.multiquip.com www.multiquip.com THIS MANUAL MUST ACCOMPANY THE EQUIPMENT AT ALL TIMES.

  • Page 2: Proposition 65 Warning

    PROPOSITION 65 WARNING PAGE 2 — PRO12 HYDRAULIC MIXER • OPERATION MANUAL — REV. #4 (10/30/19)

  • 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 PRO12 Hydraulic Mixer Proposition 65 Warning ........... 2 Silicosis/Respiratory Warnings ........ 3 Table of Contents ............. 4 Safety Information ..........6–10 Specifications ............11 Dimensions ............12 General Information ..........13 Components (Mixer) ........14–15 Components (Engine) ..........16 Electric Motor ............
  • Page 5 NOTES PRO12 HYDRAULIC MIXER • OPERATION MANUAL — REV. #4 (10/30/19) — PAGE 5...

  • Page 6: 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 7  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 user may result.
  • Page 8 SAFETY INFORMATION MIXER SAFETY ENGINE SAFETY (GASOLINE MODELS ONLY) DANGER DANGER  NEVER operate the equipment in an explosive  Engine fuel exhaust gases contain poisonous carbon monoxide. This gas is colorless and odorless, and can atmosphere or near combustible materials. An explosion or fi re could result causing severe cause death if inhaled.
  • Page 9 SAFETY INFORMATION FUEL SAFETY (GASOLINE MODELS ONLY) GENERATOR SAFETY DANGER If using a generator to power mixer, refer to applicable generator manual safety  DO NOT add fuel to equipment if it is placed inside truck information section. bed with plastic liner. Possibility exists of explosion or fi re due to static electricity.
  • Page 10 SAFETY INFORMATION TRANSPORTING SAFETY  When the life cycle of this equipment is over, remove battery if equipped and bring to appropriate facility for CAUTION lead reclamation. Use safety precautions when handling batteries that contain sulfuric acid.  NEVER allow any person or animal to stand underneath the equipment while lifting.

  • Page 11: Specifications

    SPECIFICATIONS Table 1. Mixer Specifications Capacity 12.0 cu. ft. (340 liters) Bag Capacity 3 to 4 bags Operating Weight 1,580 lb. (716.67 kg) Maximum Aggregate Size 1 in. (25.4 mm) Adjustable Drum Discharge Height Up to 42.5 in. (1,079.5 mm) Drive System Hydraulic Dump Action...

  • Page 12: Dimensions

    DIMENSIONS Figure 1. Mixer Dimensions Table 4. Mixer Dimensions Reference Designator Dimension in. (mm.) A (Length) 73.5 (1,917.7) B (Width) 35.0 (889) C (Height) 45.0 (1,143) PAGE 12 — PRO12 HYDRAULIC MIXER • OPERATION MANUAL — REV. #4 (10/30/19)

  • Page 13: General Information

    GENERAL INFORMATION APPLICATION EXTENSION CABLES The Multiquip PRO12 hydraulic mixer (with drum capacity of The extension cable should be a 3-wire configuration that 12.0 cubic feet/340 liters) is shipped completely assembled, includes a ground wire that conforms to UL code. The wire factory tested, and ready for use.

  • Page 14: Components (Mixer)

    COMPONENTS (MIXER) 15 16 Figure 2. Mixer Components PAGE 14 — PRO12 HYDRAULIC MIXER • OPERATION MANUAL — REV. #4 (10/30/19)
  • Page 15 COMPONENTS (MIXER) 1. Hydraulic Paddle Control Lever — 3-position lever. 13. Mixing Paddles — This mixer uses plastic and rubber Push inward for clockwise mixing rotation of blades. mixing paddles for the mixing of plaster and mortar. Place in center position for no rotation (neutral/off). Always clean the paddles after each use.

  • Page 16: Components (Engine)

    COMPONENTS (ENGINE) 4. Engine ON/OFF Switch — ON position permits engine starting, OFF position stops engine operation. 5. Recoil Starter (pull rope) — Manual starting method. Pull the starter grip slowly until resistance is felt, then pull briskly and smoothly to start the engine. 6.

  • Page 17: Electric Motor

    ELECTRIC MOTOR ELECTRIC MOTOR ELECTRIC MOTOR POWER CONNECTIONS For operation and maintenance of the electric motor, refer The electric motor used on these mixers is equipped with to the electric motor instruction booklet furnished with either a 3-prong (1Ø) or a 4-prong (3Ø) plug. the motor.

  • Page 18: Inspection

    INSPECTION BEFORE STARTING Table 6. Oil Type Season Temperature Oil Type 1. Read the safety instructions at the beginning of this manual. Summer 25°C or Higher SAE 10W-30 Spring/Fall 25°C–10°C SAE 10W-30/20 2. Clean the mixer, removing dirt and dust—particularly the engine cooling Winter 0°C or Lower SAE 10W-10...
  • Page 19 INSPECTION GREASE FITTINGS (SHAFT SEALS) GREASE FITTINGS (DUMP CYLINDERS) Check the Zerk grease fittings (Figure 8) at each end Check the Zerk grease fittings on the dump cylinders of the mixing drum. These grease fittings lubricate the (Figure 9). These grease fittings lubricate the hydraulic paddle shaft seals.
  • Page 20 INSPECTION EMERGENCY STOP SWITCH PADDLE BLADE CHECK (GASOLINE ENGINE MODELS ONLY) Check for worn or defective paddle blades (Figure 11). Make sure that all blades are adjusted properly. Refer to the The engine emergency stop switch (Figure 10) Paddle Blade Adjustment procedure (Figure 12). Replace should be tested every time the engine is started.

  • Page 21: Paddle Blade Adjustment

    PADDLE BLADE ADJUSTMENT STEEL DRUM CAST PADDLE CENTER TOW END CAST PADDLE DRUM END ENGINE END CAST PADDLE PADDLE BLADE IS TOO TIGHT AGAINST DRUM SIDE WALLS. DRUM SIDE CENTER ENGINE END CAST PADDLE INCORRECT INCORRECT INCORRECT CORRECT CORRECT SIDE PADDLE BLADE PADDLE BLADE IS TOO TIGHT AGAINST DRUM ROTATION...

  • Page 22: Operation

    OPERATION 3. Move the throttle lever (Figure 15) away from the slow CAUTION position, about 1/3 of the way toward the fast position. DO NOT attempt to operate the mixer until the Safety, General Information and Inspection sections of this manual have been read and thoroughly understood.
  • Page 23 OPERATION 6. Place the engine ON/OFF switch (Figure 18) in the “ON” position. Figure 20. Engine Ignition Key ENGINE SWITCH 9. If the choke lever was moved to the “CLOSED” position to start the engine, gradually move it to the “OPEN” Figure 18.
  • Page 24 OPERATION STARTING THE MIXER (ELECTRIC MOTOR) 3. To start the electric motor, press the black ON/START switch (Figure 24). 1. Using an appropriately sized extension cord (Table 7), connect one end of the extension cord to the plug on the electric motor, and connect the other end to the power source.
  • Page 25 OPERATION DUMPING WARNING 1. Push the hydraulic dump lever (Figure 26) forward to When rotating the mixing drum from the dump position to place the drum in the dump position (Figure 27). the upright position, keep hands clear of the safety grate. The possibility exists of hands or fingers being crushed.

  • Page 26: Operation

    OPERATION STOPPING THE MIXER (ELECTRIC MOTOR) 2. Turn the engine ON/OFF switch (Figure 29) to the OFF position. 1. To stop the electric motor, press the red OFF/STOP switch (Figure 32). ENGINE SWITCH START STOP Figure 29. Engine ON/OFF Switch (OFF) PRESS TO 3.

  • Page 27: Maintenance

    MAINTENANCE Perform engine maintenance procedures as scheduled in Table 8. Table 8. Engine Maintenance Schedule First Every 3 Every 6 Every Every 2 Description (3) Operation Before Month or Months or Months or Year or Years or 10 hrs 25 hrs 50 hrs 100 hrs 200 hrs...
  • Page 28 MAINTENANCE Perform engine maintenance as indicated below: 2. Remove the oil drain bolt and sealing washer and allow the oil to drain into a suitable container (Figure 34). Daily 3. Reinstall the drain bolt with sealing washer and tighten 1. Thoroughly remove dirt and oil from the engine and securely.
  • Page 29 MAINTENANCE 6. At the end of each day’s operation, place the mixer DANGER drum in an upright position and spray the inside of the tub immediately with water. This will prevent lumps of To avoid the risk of fire or an explosion, dried mortar or plaster from forming and contaminating NEVER use gasoline as a cleaning solvent.
  • Page 30 NOTES PAGE 30 — PRO12 HYDRAULIC MIXER • OPERATION MANUAL — REV. #4 (10/30/19)

  • Page 31: Troubleshooting (Engine)

    TROUBLESHOOTING (ENGINE) Practically all breakdowns can be prevented by proper handling and maintenance inspections, but in the event of a breakdown, please take remedial action following the diagnosis based on the troubleshooting tables. If the problem cannot be remedied, please leave the unit as is and consult our company’s service department. Troubleshooting (Engine) Symptom Possible Problem...

  • Page 32: 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 33: Troubleshooting (Motor)

    TROUBLESHOOTING (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. Electric motor will not start. Is ON/OFF switch placed in ON Place ON/OFF switch in ON position. position? Defective cable? Check cable.

  • Page 34: 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 35: Hydraulic Hose Connections

    HYDRAULIC HOSE CONNECTIONS HYDRAULIC FILTER HYDRAULIC MOTOR HYDRAULIC VALVE HYDRAULIC DUMP CYLINDERS HYDRAULIC PUMP HOSE COLORS SHOWN FOR CLARITY ONLY PRO12 HYDRAULIC MIXER • OPERATION MANUAL — REV. #4 (10/30/19) — PAGE 35...

  • Page 36: Hydraulic System Locator

    HYDRAULIC SYSTEM LOCATOR PAGE 36 — PRO12 HYDRAULIC MIXER • OPERATION MANUAL — REV. #4 (10/30/19)

  • Page 37: Hydraulic System Diagram

    HYDRAULIC SYSTEM DIAGRAM HYDRAULIC SYSTEM DIAGRAM HYDRAULIC FORWARD/REVERSE DUMP GEAR ENGINE PUMP RELIEF VALVE 1750 PSI RETURN SUCTION FILTER STRAINER BYPASS 25 PSI MOTOR TANK TANK RELIEF CYLINDER VALVE 1750 PSI CYLINDER PRO12 HYDRAULIC MIXER • OPERATION MANUAL — REV. #4 (10/30/19) — PAGE 37...

  • Page 38: Electric Motor (Single Phase) Wiring Diagram

    ELECTRIC MOTOR (SINGLE PHASE) WIRING DIAGRAM 1Ø ELECTRIC MOTOR 2-POLE CIRCUIT YELLOW BLUE BLACK BREAKER ORANGE WHITE WHITE BLACK GND. GREEN POINT BLACK (L1) WHITE (L2) GREEN BLACK WHITE L6-30P TWIST-LOCK 230 VAC WINDING CONNECTIONS (LOW VOLTAGE) 1Ø 230 VAC COLOR CODE WIRE NO.

  • Page 39: Electric Motor (Three Phase) Wiring Diagram

    ELECTRIC MOTOR (THREE PHASE) WIRING DIAGRAM 3Ø-PHASE ELECTRIC MOTOR 3-POLE CIRCUIT BREAKER WHITE BLACK GREEN BLACK WHITE L15-30P OR L16-30P TWIST-LOCK 230 VAC WINDING 460 VAC WINDING CONNECTIONS CONNECTIONS (LOW VOLTAGE) (HIGH VOLTAGE) RED/LINE 3-POLE/4-WIRE 3Ø 230 VAC GROUNDING L15-30P TWIST-LOCK COLOR CODE WHITE/NEUTRAL...
  • Page 40 © 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.

This manual is also suitable for:

Essick pro12Essick pro12e51Essick pro12e53-460vEssick pro12e53

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