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Summary of Contents for MULTIQUIP Mikasa MT77HFR
- Page 1 OPERATION MANUAL SERIES MODEL MT77HFR TAMPING RAMMER (HONDA GXR120RT-KRB6 GASOLINE ENGINE) Revision # 1 (07/08/20) 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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Page 2: Proposition 65 Warning
PROPOSITION 65 WARNING PAGE 2 — MT77HFR RAMMER • OPERATION MANUAL — REV. #1 (07/08/20) -
Page 3: Table Of Contents
TABLE OF CONTENTS MT77HFR Rammer Proposition 65 Warning ........... 2 Safety Information ..........4–7 Specifications ............8 Noise And Vibration Emissions ........ 9 General Information ..........10 Components ............ 12–13 Basic Engine ............14 Inspection ............15–16 Operation ............17–18 Maintenance ............ -
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 „ NEVER lubricate components or attempt service on a „ NEVER use accessories or attachments that are not running machine. recommended by Multiquip for this equipment. Damage NOTICE to the equipment and/or injury to user may result. „ ALWAYS keep the machine in proper running condition.
- 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. „...
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Page 8: Specifications
SPECIFICATIONS Table 1. Rammer Specifications Overall Height 42.12 in. (1070 mm) Overall Width 14.76 in. (375 mm) Over Length 29.13 in. (740 mm) Shoe Size (L x W) 13.4 x 11.2 in. (340 x 285 mm) Fuel Tank Capacity 2.11 qt. (2.0 liters) Lubrication Oil Capacity 0.8 qt. -
Page 9: Noise And Vibration Emissions
NOISE AND VIBRATION EMISSIONS Table 3. Noise and Vibration Emissions Measured Sound Power Level in dB(A) Guaranteed Sound Power Level in dB(A) Guaranteed Sound Pressure Level at Operator Station in dB(A) Hand-Arm Vibration in m/s NOTES: Products are tested for sound pressure level in accordance with European Directives 2000/14/EC and 2005/88/EC, relating to Noise Emission in the Environment by equipment for use outdoors. -
Page 10: General Information
GENERAL INFORMATION The Multiquip MT77HFR 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 11 NOTES MT77HFR RAMMER • OPERATION MANUAL — REV. #1 (07/08/20) — PAGE 11...
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Page 12: Components
COMPONENTS Figure 1. MT77HFR Rammer PAGE 12 — MT77HFR RAMMER • OPERATION MANUAL — REV. #1 (07/08/20) - Page 13 COMPONENTS Figure 1 shows the location of the controls and components 10. Engine — This unit uses a Honda GXR120RTKRB6 gasoline engine. for the MT77HFR Tamping Rammer. The functions of each control is described below: 11. Hour and Tacho Meter — Measures run time and engine RPM.
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Page 14: Basic Engine
BASIC ENGINE Figure 2. Honda GXR120RT-KRBF Engine 6. Recoil Starter (pull rope) — Manual-starting method. The engine (Figure 2) must be checked for proper lubri- Pull the starter grip until resistance is felt, then pull cation and filled with fuel prior to operation. Refer to the briskly and smoothly. -
Page 15: Inspection
INSPECTION ENGINE OIL CHECK It is extremely important that this section be read carefully before attempting to operate the rammer. DO NOT use 2. Place the machine on a level surface and then tilt it your rammer until this section is thoroughly understood. forward (Figure 5). - Page 16 INSPECTION GENERAL INSPECTION 1. Check all nuts, bolts fasteners for tightness. Retighten nuts (Figure 7) as necessary with the following torques: • Nut M10 — 21.6 ft . lbf (29.4 N . m) • Nut M12 — 78.4 ft . lbf (57.9 N . m) PLATE NUTS FOOT...
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Page 17: Operation
OPERATION CAUTION CHOKE LEVER Failure to understand the operation of the rammer could result in severe damage to the unit or personal injury. INITIAL STARTUP When starting the MT77HFR rammer perform the following: “OPEN” “CLOSE” 1. Open the fuel shut-off valve by moving the lever to the ON (open) position (Figure 8). - Page 18 OPERATION OPERATION 1. To start the rammer tamping action, move the throttle lever (Figure 12) quickly from idle to the operating アイドリング(低速) IDLE POSITION position. The rammer will start up and down motion. DO NOT move the throttle lever slowly as this may cause damage to the clutch or spring.
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Page 19: Maintenance
MAINTENANCE DAILY EVERY 200 HOURS „ Thoroughly remove dirt and oil from the engine and „ Remove the oil drain plug on foot housing (Figure 18) and control area. drain the oil. Refill with approximately 0.8 qt. (0.75 liter) of 10W-30 SE, SF or higher grade motor oil. Check oil „... - Page 20 MAINTENANCE STORAGE LONG TERM STORAGE „ Slide the throttle lever to the STOP position. „ Wash off any dirt or mud on the machine with clean water. After the engine and main body have cooled down, store „ Drain any fuel including in the fuel hose. the rammer on a level location.
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Page 21: 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 22 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.
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Page 23: 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 24 © COPYRIGHT 2020, 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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