Multiquip manual MVH-402DSB-TROUBLESHOOTING

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MVH-402DSB—TROUBLESHOOTING

Practically all breakdowns can be prevented by proper handling and maintenance inspections, but in the event of a breakdown, please take a remedial action following the

diagnosis based on the Troubleshooting (Table 9) information shown below. If the problem cannot be remedied, please leave the unit just as it is and consult our company's business office or service plant.

TABLE 9. TROUBLESHOOTING COMPACTOR

SYMPTOM

POSSIBLE CAUSE

SOLUTION

 

 

 

 

Clutch slips?

Adjust or replace clutch.

 

 

 

 

V-belt slips?

Adjust or replace V-belt.

 

 

 

 

Excessive Oil in vibrator?

Fill to correct level..

 

 

 

Travel speed low and vibration weak.

 

Check vibrator assembly for any worn or

Trouble in vibrator internals?

defective parts, replace any defective

 

 

 

parts.

 

 

 

 

Aeration in hydraulic oil for for travel

Purge air in hydraulic oil. (Bleed plug)

 

reversing syste.?

 

 

 

 

 

 

Engine speed incorrect?

Set engine speed to correct RPM.

 

 

 

 

Travel reversing system inoperative.?

Check entire travel system.

 

 

 

 

Reversing lever installation correct?

Clean installation of reversing lever.

 

 

 

 

Broken or defective oil hose?

Replace oil hose.

 

 

 

Travels forward or backward but unable

Aeration in hydraulic oil for for travel

Purge air in hydraulic oil. (Bleed plug)

reversing syste.?

to switch direction.

 

 

 

 

Excessive oil in reversing system?

Fill to correct level..

 

 

 

 

Selector valve clogged with trash?

Clean selector valve.

 

 

 

 

Cylinder piston bearing failure?

Check piston bearing in cylinder for

 

leakage at USH packing.

 

 

 

 

 

 

V-belt dis-engaged or slips?

Engage V-belt, adjust or replace.

 

 

 

 

Clutch slips?

Adjust clutch, replace if necessary.

Does not travel in forward or reverse.

 

 

Pump input shat key or adapter key-way

Replace input shatkey or adapter key-way

 

damaged?

 

 

 

 

 

 

Cylinder piston bearing failure?

Check piston bearing in cylinder for

 

leakage at USH packing.

 

 

 

 

 

Reversing lever operating resistance

Excessive hydraulic oil?

Fill to correct level.

great.

 

 

 

 

 

MQ-MIKASA MVH-402DSB PLATE COMPACTOR — PARTS & OPERATION MANUAL — REV. #2 (03/30/05) — PAGE 25

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Contents Reversible Plate Compactor Model MVH-402DSB Page Heres HOW to GET Help Table of Contents UPS Ground Service at no charge for freight Parts Ordering ProceduresMVH-402DSB Safety Message Alert Symbols MVH-402DSB Safety Message Alert Symbols MVH-402DSB Rules for Safe Operation Transporting Loading and Unloading CraneMVH-402DSB Operation and Safety Decals L100EE-DEVMK1 YanmarMVH-402DSB Reversible Plate Compactor Dimensions MVH-402DSB DimensionsVibratory Plates Plate CompactorReversibleVibratory Plates Frequency/SpeedMVH-402DSB- Plate Compactor Components MVH-402DSB Engine Components MVH-402DSB- Engine ComponentsBefore Starting MVH-402DSB PRE-INSPECTIONChecking Engine Oil Level Checking The FuelMVH-402DSB Operation Adjusting Handle HeightElectric Start Recoil Start MVH-402DSB-OPERATIONEmergency Shutdown Inspection and Maintenance Service Tables MVH-402DSB MaintenanceDaily Service Reinstalling the V-belt Engine Oil ReplacementAir Filter Checking ClutchVibrator Oil Level Check MVH-402DSB-MAINTENANCEReplacing Hydraulic Oil Troubleshooting Battery MaintenanceEngine Troubleshooting MVH-402DSB-TROUBLESHOOTINGMVH-402DSB-TROUBLESHOOTING Or latest part available Explanation of Code in Remarks ColumnItems Found In the Items Number Column Suggested Spare Parts Decal Placement MVH-402DSB Decal PlacementFull Throttle Decal Ignition System DecalFORWARD/REVERSE Decal Multiquip Logo DecalVibrating Plate Assy MVH-402DSB -VIBRATING Plate AssyDrain Plug M18 H Vibrating PlateCopper Packing Packing 1/4 CUBase and Engine Yanmar L100A Assy MVH-402DSB Base and Engine AssyBase Wire CP 110LWASHER, Lock M10 WASHER, Flat M10Vibrator Assy MVH-402DSB -VIBRATOR AssyRotary SHAFT, Drive Vibrating CaseADAPTER, Pump ADAPTER, Pump 30LMVH-402DSB -VIBRATOR Assy PISTON,22.4D Stop Ring S-10Packing USH Stop Ring R-26Hydraulic System Assy MVH-402DSB Hydraulic System AssyOIL Hose 1150L OIL Hose 137OLOIL Hose 1100L Spiral TUBE, SR15- 850LControl Assy MVH-402DSB Control AssyHandle Bracket R Handle Bracket LWASHER, Flat M12 Rubber CouplingMVH-402DSB Control Assy Ball Grip 32D- M10 Throttle WireRubber Packing 9D- 20D- 5T JointBattery Assy MVH-402DSB Battery AssyBattery Cord + 200L Battery Cord 370LBattery 46B24L Battery CoverCylinder Block Assy Yanmar L100EE-DEVMK1 Cylinder Block AssyBolt M10X 12 Plated COVER, StarterSTUD, Cylinder Head GASKET, Cylinder Head CMPCylinder Head and Cover Assy Cylinder Head SCREW, Valve AdjustVALVE, Suction VALVE, ExhaustMuffler Assy Yanmar L100EE-DEVMK1 Muffler AssyCOVER, Muffler MufflerBOLT, M 8 X 16 Plated STUD, M 8 X 18 PlatedAIR Cleaner Assy Yanmar L100EE-DEVMK1 AIR Cleaner AssyCOVER, AIR Cleaner GASKET, AIR CleanerCASE, AIR Cleaner Washer M 8, SealCRANKSHAFT, Piston and Camshaft Assy Yanmar L100EE-DEVMK1 CRANKSHAFT, Piston & Camshaft AssyTappet Camshaft ASSY., DTAPPET, F.O ROD, PushLUB. OIL Pump and Governor Assy Pump ASSY. LUB. OIL BOLT, AdjustingCOVER, LUB. OIL Pump BOLT, M 6 X 14, TappingCooling and Starting Device Assy RUBBER, Seal CoverGrommet CASE, FAN SilverFuel Injection Pump Assy Yanmar L100EE-DEVMK1 Fuel Injection Pump AssyValve ASSY., Delivery BODY, F.I. PumpSPRING, Delivery Valve HOLDER, F. I. P. DeliveryFuel Tank and Fuel Pipe Assy Yanmar L100EE-DEVMK1 Fueltank and Fuel Line Assy Starting Motor and Dynamo Assy SWITCH, Magnet Housing ASSY. GearWIRE, Lead Harness C, WireTOOL, Label and Gasket SET Assy LABEL, Yanmar LABEL, AIR CooledLABEL, Caution LabelTerms and Conditions of Sale Parts Page Technicalassistance

MVH-402DSB specifications

The Multiquip MVH-402DSB is a state-of-the-art compactor designed for heavy-duty performance and versatility in various construction and landscaping applications. This model stands out due to its powerful engine and advanced features, making it an excellent choice for contractors who require efficiency and reliability in their equipment.

At the heart of the MVH-402DSB is a robust Honda GX160 engine, generating an impressive output of 5.5 horsepower. This reliable engine provides ample power for efficient compaction of soil, asphalt, and aggregate materials, ensuring optimal performance in both small and large projects. With a heavy-duty centrifugal clutch, the compactor delivers superior control and easy operation, allowing operators to focus on their work without worrying about engine performance.

One of the key technologies incorporated in the MVH-402DSB is its unique exciter system. This system produces a high-frequency vibration that effectively compacts materials, resulting in a dense, stable surface. The machine's large, heavy base plate, measuring 20 inches wide and 25 inches long, enhances stability and traction during operation. This design enables the MVH-402DSB to work efficiently on a variety of terrains, from uneven ground to asphalt surfaces.

The Multiquip MVH-402DSB also features an ergonomic handle that can be adjusted to multiple positions, allowing for comfortable operation and enhanced maneuverability. This adjustable handle design minimizes user fatigue and ensures the operator can maintain optimal control during use. Additionally, the compactor is equipped with a built-in wheel kit, which makes transporting the machine to different job sites easy and convenient.

Durability is another hallmark of the MVH-402DSB. Constructed with high-quality materials, including heavy-gauge steel for the base plate and housing, this machine is built to withstand the rigors of daily use. The protective cover ensures that vital components are shielded from dirt and debris, further extending the lifespan of the equipment.

Overall, the Multiquip MVH-402DSB offers exceptional performance, reliability, and user-friendly features, making it an ideal choice for professionals looking to achieve high-quality compaction results efficiently. Whether it’s for construction, landscaping, or maintenance tasks, this compactor delivers the power and agility needed to get the job done right.