MULTIQUIP Essick series Operation Manual
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MULTIQUIP Essick series Operation Manual

MULTIQUIP Essick series Operation Manual

Hydraulic plaster/mortar mixer (vanguard 18hp gasoline engine)
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OPERATION MANUAL
SERIES
MODEL PRO20
HYDRAULIC PLASTER/MORTAR MIXER
(VANGUARD 18HP GASOLINE ENGINE)
Revision #0 (04/17/19)
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 1 OPERATION MANUAL SERIES MODEL PRO20 HYDRAULIC PLASTER/MORTAR MIXER (VANGUARD 18HP GASOLINE ENGINE) Revision #0 (04/17/19) To find the latest revision of this publication, visit our website at: www.multiquip.com THIS MANUAL MUST ACCOMPANY THE EQUIPMENT AT ALL TIMES.

  • 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 PRO20 Hydraulic Mixer Proposition 65 Warning ........... 2 Silicosis/Respiratory Warnings ........ 3 Table of Contents ............. 4 Safety Information ..........5–9 Specifications ............11 Dimensions ............12 General Information ..........13 Components (Mixer) ........14–15 Components (Engine) ..........16 Paddle Blade Adjustment ........

  • Page 5: 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 6 „ 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 7 SAFETY INFORMATION MIXER SAFETY ENGINE SAFETY DANGER DANGER „ NEVER operate the equipment in an „ Engine fuel exhaust gases contain poisonous carbon explosive atmosphere or near combustible monoxide. This gas is colorless and odorless, and can materials. An explosion or fi re could result cause death if inhaled.
  • Page 8 SAFETY INFORMATION FUEL SAFETY TRANSPORTING SAFETY DANGER CAUTION „ DO NOT add fuel to the equipment if it is placed inside „ NEVER allow any person or animal to stand underneath a truck bed with a plastic liner. The possibility exists of the equipment while it is being lifted.
  • Page 9 SAFETY INFORMATION ENVIRONMENTAL SAFETY/DECOMMISSIONING EMISSIONS INFORMATION NOTICE NOTICE Decommissioning is a controlled process used to safely The gasoline engine used in this equipment has been retire a piece of equipment that is no longer serviceable. designed to reduce harmful levels of carbon monoxide If the equipment poses an unacceptable and unrepairable (CO), hydrocarbons (HC) and nitrogen oxides (NOx) safety risk due to wear or damage, or is no longer cost...
  • Page 10 NOTES PAGE 10 — PRO20 HYDRAULIC MIXER • OPERATION MANUAL — REV. #0 (04/17/19)

  • Page 11: Specifications

    SPECIFICATIONS Table 1. Mixer Specifications Capacity 20.0 ft.³ (566 liters) Bag Capacity 6–7 bags Shipping Weight 2,004 lb. (909 kg) Maximum Aggregate Size 1 in. (25.4 mm) Adjustable Drum 24.0–42.5 in. (584–1,092 mm) Discharge Height Drive System Hydraulic Dump Action Hydraulic Table 2.

  • Page 12: Dimensions

    DIMENSIONS Table 3. Mixer Dimensions Designator Dimension in. (mm) Length (Legs Retracted) 95.7 (2,431) Length (Legs Extended) 125.5 (3,188) Height (Dump Position) 43.5 (1,105) Width (Legs Retracted) 44.9 (1,142) Width (Legs Extended) 50.5 (1,283) Height (Legs Retracted) 48.0 (1,219) Height (Legs Extended) 67.3 (1,709) Figure 1.

  • Page 13: General Information

    GENERAL INFORMATION APPLICATION ENGINE The Multiquip PRO20 hydraulic mixer is shipped completely The PRO20 mixer is powered by an 18-horsepower, assembled, factory tested, and ready for use. With a drum Briggs & Stratton Vanguard gasoline engine. Refer to capacity of 20 cubic feet (566 liters), the PRO20 has a Table 2 for engine specifications.

  • Page 14: Components (Mixer)

    COMPONENTS (MIXER) Figure 2. Mixer Components PAGE 14 — PRO20 HYDRAULIC MIXER • OPERATION MANUAL — REV. #0 (04/17/19)
  • Page 15 COMPONENTS (MIXER) 1. Mixing Paddles — This mixer is equipped with rubber 12. Drum Bearing — There is a pillow block bearing on mixing blades for the mixing of plaster and mortar. each end of the mixing drum. Bearings require daily ALWAYS clean the paddles after each use.

  • Page 16: Components (Engine)

    COMPONENTS (ENGINE) Figure 3. Engine Components 1. Air Cleaner — Prevents dirt and other debris from 8. Ignition Switch/Keys — Insert the ignition key here to start the engine. Turn the key clockwise to the ON entering the fuel system. Turn the knobs on the sides of position, then continue turning clockwise to the START the air cleaner cover to gain access to the filter element.

  • Page 17: Paddle Blade Adjustment

    PADDLE BLADE ADJUSTMENT STEEL DRUM DRUM END PADDLE BLADE IS TOO TIGHT AGAINST DRUM DRUM SIDE SIDE WALLS CAST PADDLE INCORRECT CORRECT INCORRECT CORRECT PADDLE BLADE SIDE PADDLE BLADE IS TOO TIGHT AGAINST DRUM SIDE WALLS ROTATION Figure 4. Paddle Blade Adjustment PRO20 HYDRAULIC MIXER •...

  • Page 18: Inspection

    INSPECTION BEFORE STARTING 3. Reinsert the dipstick back into its holder, then remove it again. Check the oil level (Figure 6) shown on the 1. Read the safety instructions at the dipstick. beginning of this manual. FULL 2. Clean the mixer, removing dirt and LIMIT dust—particularly the engine cooling air inlet, carburetor, and air cleaner.
  • Page 19 INSPECTION FUEL EMERGENCY STOP SWITCH The engine emergency stop switch (Figure 9) should be DANGER tested every time the engine is started. Motor fuels are highly flammable and can be dangerous if mishandled. EMERGENCY STOP SWITCH DO NOT smoke while refueling. DO NOT attempt to refuel the pump if the engine is hot or running.
  • Page 20 INSPECTION HYDRAULIC HOSES GREASE FITTINGS (PILLOW BLOCK BEARINGS) Check hydraulic hoses to make sure they are not worn, Check the Zerk grease fittings underneath each of the pillow frayed or defective. block bearings (Figure 11). Grease daily with two shots of lithium-based EP grease.

  • Page 21: Operation

    OPERATION STARTING THE ENGINE 2. Pull the choke lever (Figure 14) outward to the CHOKE or START position. CAUTION DO NOT attempt to operate the mixer until the Safety Information, General Information, and Inspection CHOKE sections of this manual have been LEVER read and thoroughly understood.
  • Page 22 OPERATION 5. Insert the engine ignition key (Figure 17) into the 3. Allow the engine to warm up. If the weather is warm, ignition switch. Turn the ignition key to the START slowly move the choke lever to the RUN or OFF position and hold it until the engine starts.
  • Page 23 OPERATION DUMPING WARNING 1. Push the hydraulic dump lever (Figure 20) forward to When rotating the mixing drum from the dump position to place the drum in the dump position (Figure 21). the upright position, keep hands clear of the safety grate. The possibility exists of hands or fingers being crushed.
  • Page 24 OPERATION 3. After the engine cools, turn the ignition key to the OFF position (Figure 23). Remove the ignition key and store it in a safe location. Figure 23. Ignition Key (OFF) Emergency Shutdown Push the emergency stop switch inward to the STOP position.

  • Page 25: Maintenance

    MAINTENANCE Schedule engine maintenance procedures as indicated in Table 5. Table 5. Engine Maintenance Schedule Every 6 Every Year Every 2 Description Before First Month Every Operation Months or or 300 Years or Each Use or 25 Hours 40 Hours 100 Hours Hours 500 Hours...
  • Page 26 MAINTENANCE ENGINE OIL Perform engine maintenance as indicated below: Daily NOTICE Always drain the engine oil while the oil is warm. 1. Thoroughly remove dirt and oil from the engine and control area. 1. Remove the oil drain plug and sealing washer 2.
  • Page 27 MAINTENANCE ENGINE AIR CLEANER HYDRAULIC OIL FILTER 1. Remove the air cleaner cover and air cleaner assembly Replace the hydraulic oil filter (Figure 28) every 500 hours. (cartridge and foam precleaner) as shown in Figure 27. Hydraulic tank capacity is 12 gallons (45 liters). Refill with Shell Tellus 46 hydraulic oil or equivalent.

  • Page 28: Maintenance

    MAINTENANCE 8. Thoroughly clean the entire mixer, cabinet and frame. NOTICE NEVER pour or spray water over the engine (Figure 29). Figure 29. No Spraying of Water 9. When cleaning of the entire mixer is complete, return the mixing drum to the upright position. LONG-TERM STORAGE For storage of the mixer for over 30 days, the following is recommended:...

  • Page 29: 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 30: 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 31: Troubleshooting (Mixer)

    TROUBLESHOOTING (MIXER) Troubleshooting (Mixer) Symptom Possible Problem Solution Contaminated relief cartridge? Inspect relief pressure (2,300 psi). Material load too heavy, exceeding Reduce amount of material being mixer capability? mixed. Blades will not rotate. Object stuck inside mixing drum, Stop engine. Empty out drum jamming paddle rotation? contents.

  • Page 32: Hydraulic System Locator

    HYDRAULIC SYSTEM LOCATOR PAGE 32 — PRO20 HYDRAULIC MIXER • OPERATION MANUAL — REV. #0 (04/17/19)

  • Page 33: Hydraulic System Diagram

    HYDRAULIC SYSTEM DIAGRAM HYDRAULIC FORWARD/ DUMP REVERSE GEAR ENGINE PUMP RELIEF VALVE 2,300 PSI SUCTION RETURN STRAINER FILTER BYPASS 25 PSI MOTOR TANK TANK RELIEF VALVE 2,300 PSI CYLINDER CYLINDER PRO20 HYDRAULIC MIXER • OPERATION MANUAL — REV. #0 (04/17/19) — PAGE 33...

  • Page 34: Hydraulic Hose Connections

    HYDRAULIC HOSE CONNECTIONS HYDRAULIC MOTOR HYDRAULIC FILTER HYDRAULIC HYDRAULIC VALVE PUMP HYDRAULIC DUMP CYLINDER HYDRAULIC DUMP CYLINDER HOSE COLORS SHOWN FOR CLARITY ONLY PAGE 34 — PRO20 HYDRAULIC MIXER • OPERATION MANUAL — REV. #0 (04/17/19)
  • Page 35 NOTES PRO20 HYDRAULIC MIXER • OPERATION MANUAL — REV. #0 (04/17/19) — PAGE 35...
  • Page 36 © 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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