MVH-304DSB—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 Compactor 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)

to switch direction.

reversing syste.?

 

 

 

 

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-304DSB PLATE COMPACTOR — PARTS & OPERATION MANUAL — REV. #2 (11/16/05) — PAGE 25

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Multiquip operation manual MVH-304DSB-TROUBLESHOOTING

MVH-304DSB specifications

The Multiquip MVH-304DSB is a versatile and robust dual drum vibratory roller, designed to meet the demands of various construction and landscaping projects. This machine is renowned for its efficiency in compacting asphalt, soil, and gravel, making it an essential tool for contractors and engineers alike.

One of the standout features of the MVH-304DSB is its high-performance diesel engine, which provides ample power while ensuring fuel efficiency. The engine is not only dependable but also meets stringent emission standards, showcasing Multiquip’s commitment to environmentally friendly solutions. With a rated output, the machine can easily handle even the most demanding compaction tasks.

The design of the MVH-304DSB is characterized by its dual drum configuration, which enhances stability and control during operation. Each drum is independently driven, offering excellent maneuverability in tight spaces and around obstacles. The rollers are constructed from high-quality steel, ensuring durability and long operational life. Additionally, the machine features a smooth surface roller design, which provides even compaction without damaging the material.

The MVH-304DSB is equipped with advanced vibratory technology that optimizes compaction performance. The adjustable vibration frequency allows the operator to fine-tune the compaction for different materials, ensuring maximum efficiency. This feature is essential for achieving the desired compaction density and ultimately contributes to the longevity and stability of the surface being compacted.

Operator comfort and safety are priorities in the design of the MVH-304DSB. The machine boasts a spacious operator’s platform with ergonomic controls that enhance productivity. Visibility is also a key consideration, with strategically placed windows and low-profile design that ensure the operator has an unobstructed view of the work area.

In terms of maintenance, the MVH-304DSB is designed for easy access to critical components, simplifying routine checks and servicing. This not only reduces downtime but also extends the lifespan of the roller.

Overall, the Multiquip MVH-304DSB stands out in the marketplace for its combination of power, efficiency, and user-friendly features, making it an excellent choice for those looking to enhance their compaction capabilities on site. Its innovative technologies and robust construction ensure that it remains a reliable workhorse for any construction project.