MQ Multiquip Mikasa Series Operation Manual
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MQ Multiquip Mikasa Series Operation Manual

Tamping rammer
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OPERATION MANUAL
SERIES
MODEL MT74FAF
TAMPING RAMMER
(ROBIN EH-12-2D46051 GASOLINE ENGINE)
Revision #1 (07/09/20)
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.

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Summary of Contents for MQ Multiquip Mikasa Series

  • Page 1 OPERATION MANUAL SERIES MODEL MT74FAF TAMPING RAMMER (ROBIN EH-12-2D46051 GASOLINE ENGINE) Revision #1 (07/09/20) 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 — MT74FAF RAMMER • OPERATION MANUAL — REV. #1 (07/09/20)

  • Page 3: Table Of Contents

    TABLE OF CONTENTS MT74FAF Rammer Proposition 65 Warning ........... 2 Safety Information ..........4–7 Specifications ............8 General Information ..........9 Components ............10 Basic Engine ............11 Inspection .............. 12 Operation ............13–14 Maintenance ............ 15–16 Troubleshooting (Engine) ......... 17–18 Troubleshooting (Rammer) ........

  • Page 4: 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 5 SAFETY INFORMATION GENERAL SAFETY „ ALWAYS know the location of the nearest phone or keep a phone on the job site. Also, know the phone numbers of CAUTION the nearest ambulance, doctor and fi re department. This information will be invaluable in the case of an emergency. „...
  • Page 6 SAFETY INFORMATION ENGINE SAFETY FUEL SAFETY DANGER DANGER „ The engine fuel exhaust gases contain poisonous carbon „ DO NOT add fuel to equipment if it is placed inside truck monoxide. This gas is colorless and odorless, and can bed with plastic liner. Possibility exists of explosion or cause death if inhaled.
  • Page 7 SAFETY INFORMATION TRANSPORTING SAFETY CAUTION „ NEVER allow any person or animal to stand underneath the equipment while lifting. NOTICE „ Before lifting, make sure that the equipment parts (hook and vibration insulator) are not damaged and screws are not loose or missing. „...

  • Page 8: Specifications

    SPECIFICATIONS Table 1. Rammer Specifications Overall Height 41.5 in (1055 mm)) Overall Width 16.1 in (410 mm) Over Length 29.1 in (739 mm) Shoe Size (W x L) 13.4 x 11.2 in (340 x 285 mm) No. of Impacts Per Minute 640-680 Impact Force 3,100 lb (1,400 kg)

  • Page 9: General Information

    GENERAL INFORMATION The Multiquip MT74FAF tamping rammer is a powerful CAUTION compacting tool capable of applying a tremendous force Before starting operation check the lifting in consecutive impacts to a soil surface. Its applications handle to: include soil compacting for road, embankments and reservoirs as well as backfilling for gas pipelines, water pipelines and cable installation work.

  • Page 10: Components

    COMPONENTS Figure 1. MT74FAF Rammer 8. Foot — Laminated wood with tempered steel plate for Figure 1 shows the location of the controls and components for the MT74FAF Tamping Rammer. The functions of each superior shock absorption. control is described below: 9.

  • Page 11: Basic Engine

    MT-74FAF — BASIC ENGINE BASIC ENGINE Figure 2. Robin EH-12-2D46051 Engine 5. Recoil Starter (pull rope) — Manual-starting method. The engine (Figure 2) must be checked for proper lubri- Figure 3. Robin EH-12-2D Engine Controls and Components cation and filled with fuel prior to operation. Refer to the Pull the starter grip until resistance is felt, then pull engine manufacturer's manual for detailed operation and briskly and smoothly.

  • Page 12: Inspection

    INSPECTION MT-74FAF — OPERATION GENERAL INSPECTION ENGINE MT-74FAF — OPERATION Engine This section is intended to assist the operator with the initial 1. Check all nuts, bolts fasteners for tightness. Retighten 1. Fill the fuel tank (Figure 4) with unleaded gasoline. At Engine This section is intended to assist the operator with the initial start-up of the MT-74FAF Tamping Rammer.

  • Page 13: Operation

    MT-74FAF — OPERATION OPERATION MT-74FAF — OPERATION MT-74FAF — OPERATION Inspection 3. Close the choke lever (Figure 9) and move the throttle lever MT-74FAF — OPERATION INITIAL STARTUP 3. Close the choke lever (Figure 8) and move the throttle to the "Full Open" position. Turning the choke lever 90 lever to the "Full Open"...
  • Page 14 OPERATION OPERATION 1. To start the rammer tamping action, move the throttle lever (Figure 10) quickly from IDLE to the START position. DO NOT move the throttle lever slowly as this THROTTLE LEVER may cause damage to the clutch or spring. (IDLE POSITION) Figure 11.

  • Page 15: Maintenance

    MT-74FAF — MAINTENANCE MAINTENANCE The air cleaner (Figure 12 ) on the engine side will hardly Maintenance Perform the scheduled maintenance procedures as the element with kerosene, dip it in mixed oil consisting MT-74FAF — MAINTENANCE be contaminated, if it is, however after cleaning the element indicated: of 3 parts of gasoline and 1 part of engine oil.
  • Page 16 MAINTENANCE LONG TERM STORAGE „ Drain fuel from fuel tank, fuel line and carburetor. „ Remove spark plug and pour a few drops of motor oil into cylinder. Crank engine 3 to 4 times so that oil reaches all internal parts. „...

  • Page 17: Troubleshooting (Engine)

    TROUBLESHOOTING Troubleshooting (Engine) Symptom Possible Problem Solution Combo lever in incorrect position? Make sure combo lever is in start position. 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.
  • Page 18 TROUBLESHOOTING 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 19: Troubleshooting (Rammer)

    TROUBLESHOOTING Troubleshooting (Rammer) Symptom Possible Problem Solution Operating speed of throttle lever is Set throttle lever to correct position. incorrectly set? Oil in excess? Drain excess oil. Bring to correct level. Clutch slips? Replace or adjust clutch. Engine runs but rammer jumps erratically or not at all.
  • Page 20 OPERATION MANUAL HERE’S HOW TO GET HELP PLEASE HAVE THE MODEL AND SERIAL NUMBER ON-HAND WHEN CALLING UNITED STATES Multiquip Inc. (310) 537- 3700 6141 Katella Avenue Suite 200 Cypress, CA 90630 E-MAIL: mq@multiquip.com WEBSITE: www.multiquip.com CANADA UNITED KINGDOM Multiquip Multiquip (UK) Limited Head Offi...

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