MVH-304GHB—TROUBLESHOOTING (ENGINE)

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 Engine Troubleshooting (Table 8) information shown below and on the proceeding page. 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 8. ENGINE TROUBLESHOOTING

SYMPTOM

POSSIBLE CAUSE

SOLUTION

 

 

 

 

Spark plug bridging?

Check gap, insulation or

 

replace spark plug.

 

 

 

 

 

Difficult to start, "fuel is available, but no

Carbon deposit on spark plug?

Clean or replace spark plug.

 

 

SPARK at spark plug".

Short circuit due to deficient spark plug

Check spark plug insulation,

 

 

insulation?

replace if worn.

 

 

 

 

Improper spark plug gap?

Set to proper gap.

 

 

 

 

ON/OFF switch is shorted?

Check switch wiring, replace

 

switch.

 

 

 

 

 

 

Ignition coil defective?

Replace ignition coil.

 

 

 

Difficult to start, "fuel is available, and

Improper spark gap, points dirtry?

Set correct spark gap and

clean points.

SPARK is present at the spark plug".

 

 

 

 

Condenser insulation worn or short

Replace condenser.

 

circuiting?

 

 

 

 

 

 

Spark plug wire broken or short circuiting?

Replace defective spark plug

 

wiring.

 

 

 

 

 

 

Wrong fuel type?

Flush fuel system, and replace

 

with correct type of fuel.

 

 

Difficult to start, "fuel is available, spark

 

 

Water or dust in fuel system?

Flush fuel system.

is present and compression is normal"

 

 

 

 

Air cleaner dirty?

Clean or replace air cleaner.

 

 

 

 

Suction/exhaust valve stuck or protruded?

Re-seat valves.

 

 

 

 

Piston ring and/or cylinder worn?

Replace piston rings and or

 

piston.

Difficult to start, "fuel is available, spark

 

 

 

 

 

is present and compression is low"

Cylinder head and/or spark plug not

Torque cylinder head bolts and

 

tightened properly?

spark plug.

 

 

 

 

Head gasket and/or spark plug gasket

Replace head and spark plug

 

damaged?

gaskets.

 

 

 

 

Fuel not available in fuel tank?

Fill with correct type of fuel.

 

 

 

 

Fuel cock does not open properly?

Apply lubricant to loosen fuel

 

cock lever, replace if necessary.

 

 

No fuel present at carburetor.

 

 

Fuel filter clogged?

Replace fuel filter.

 

 

 

 

 

Fuel tank cap breather hole clogged?

Clean or replace fuel tank cap.

 

 

 

 

Air in fuel line?

Bleed fuel line.

 

 

 

MQ-MIKASA MVH-304GHB PLATE COMPACTOR — PARTS & OPERATION MANUAL — REV. #0 (11/25/02) — PAGE 25

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Multiquip operation manual MVH-304GHB-TROUBLESHOOTING Engine

MVH-304GHB specifications

The Multiquip MVH-304GHB is a versatile and robust compactor designed for construction and civil engineering applications. Renowned for its durability and performance, this fully hydraulic vibratory plate compactor offers a range of features that make it an ideal choice for various ground applications.

One of the standout features of the MVH-304GHB is its powerful Honda engine, which provides optimum performance while ensuring fuel efficiency. This engine not only enhances the machine’s capabilities but also contributes to lower operating costs, making it a preferred option for contractors seeking reliability and power.

The MVH-304GHB boasts a compact design that allows for easy maneuverability in tight spaces. Its lightweight construction facilitates ease of transport and enables operators to handle it with minimal effort. This compactor is equipped with a heavy-duty base plate that ensures excellent compaction results across different soil types, including granular materials, cohesive soils, and mixtures.

The hydraulic system of the MVH-304GHB is engineered to deliver superior performance. The machine features a low-vibration design that reduces operator fatigue during prolonged use, promoting greater productivity on the job site. The adjustable eccentric weights allow operators to customize the compaction force to suit specific job requirements, enhancing efficiency and effectiveness.

Additionally, the MVH-304GHB is designed with operator safety in mind. It includes features such as a protective canopy and impact-resistant materials that minimize the risk of damage to both the machine and the operator. The easy-to-use control panel allows for intuitive operation, further ensuring a safe working environment.

Another significant advantage of the MVH-304GHB is its maintenance-friendly design. Accessible components make routine service and maintenance straightforward, reducing downtime and allowing operators to focus on their project goals.

In conclusion, the Multiquip MVH-304GHB is an exceptional piece of equipment perfectly suited for various compaction tasks. Its powerful engine, advanced hydraulic system, compact design, and strict safety features combine to make it a top choice for professionals in need of robust and reliable compaction equipment. Whether you are working on a small landscaping project, road construction, or large-scale site preparation, the MVH-304GHB delivers all the necessary features to ensure high-quality results every time.