Multiquip MVC-88VGE/VGEW-TROUBLESHOOTING ENGINE/COMPACTOR, Engine Troubleshooting Continued

Models: MVC-88VGE/VGEW

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MVC-88VGE/VGEW—TROUBLESHOOTING (ENGINE/COMPACTOR)

MVC-88VGE/VGEW—TROUBLESHOOTING (ENGINE/COMPACTOR)

 

TABLE 7. ENGINE TROUBLESHOOTING (CONTINUED)

 

 

 

 

 

 

 

 

 

SYMPTOM

 

POSSIBLE CAUSE

 

SOLUTION

 

 

 

 

 

 

 

 

 

 

 

Air cleaner not clean?

 

Clean or replace air cleaner

 

 

 

 

 

 

 

 

 

"Weak in power" compression is

 

Improper level in carburetor?

 

Check float adjustment, re-build

 

 

proper and does not misfire.

 

 

carbureator.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Defective Spark plug?

 

Clean or replace spark plug.

 

 

 

 

 

 

 

 

 

 

 

Water in fuel system?

 

Flush fuel system, and replace

 

 

 

 

 

with correct type of fuel.

 

 

 

 

 

 

 

 

"Weak in power" compression is

 

 

 

 

 

 

 

Dirty spark plug?

 

Clean or replace spark plug.

 

 

proper but misfires.

 

 

 

 

 

 

 

 

 

 

 

 

 

Ignition coil defective?

 

Replace ignition coil.

 

 

 

 

 

 

 

 

 

 

 

Spark plug heat value improper?

 

Replace with correct type of

 

 

 

 

 

spark plug.

 

 

 

 

 

 

 

 

Engine overheats.

 

 

 

 

 

 

 

Correct type of fuel?

 

Replace with correct type of fuel

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Cooling fins dirty?

 

Clean cooling fins.

 

 

 

 

 

 

 

 

 

 

 

Governor adjusted correctly?

 

Adjust governor.

 

 

 

 

 

 

 

 

 

Rotational speed fluctuates.

 

Governor spring defective?

 

Replace governor spring.

 

 

 

 

 

 

 

 

 

 

Fuel flow restricted?

 

Check entire fuel system for

 

 

 

 

 

leaks or clogs.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Recoil mechanism clogged with dust and

 

Clean recoil assembly with soap

 

 

Recoil starter malfunction.

 

dirt?

 

and water.

 

 

 

 

 

 

 

 

 

 

Spiral spring loose?

 

Replace spiral spring.

 

 

 

 

 

 

 

 

 

 

 

 

 

TABLE 8. PLATE COMPACTOR TROUBLESHOOTING

 

 

 

 

 

 

 

SYMPTOM

 

POSSIBLE CAUSE

 

SOLUTION

 

 

 

 

 

 

 

Engine speed too low?

 

Set engine speed to correct RPM.

 

 

 

 

 

 

 

Clutch slips?

 

Check or replace clutch.

 

 

 

 

 

 

 

V-belt slips?

 

Adjust or replace V-belt.

Travel speed too low, and vibration is weak.

 

 

 

Excessive oil in vibrator?

 

Drain excess oil and fill to proper level.

 

 

 

 

 

 

 

 

Malfunction in vibrator housing?

 

Check eccentric, gears and counter

 

 

 

weights.

 

 

 

 

 

 

 

 

 

 

 

 

Bearing Failure?

 

Replace bearing.

 

 

 

 

 

 

 

Insufficient Engine Output?

 

Check engine, compression, etc.

 

 

 

 

 

 

 

PAGE 24 — MVC-88VGE/VGEW PLATE COMPACTOR — OPERATION & PARTS MANUAL — REV. #1 (01/11/11)

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Multiquip MVC-88VGE/VGEW-TROUBLESHOOTING ENGINE/COMPACTOR, Engine Troubleshooting Continued, Symptom, Possible Cause