Multiquip GX12061 manual MVC-64VH/VHW Troubleshooting Engine

SYMPTOM

POSSIBLE CAUSE

SOLUTION

Air cleaner not clean?

Clean or replace air cleaner

Improper level in carburetor?

Check float adjustment, re-build

"Weak in power" compression is proper

carbureator.

and does not misfire.

Defective Spark plug?

Clean or replace spark plug.

Defective Spark plug?

Water in fuel system?

Flush fuel system, and replace

with correct type of fuel.

"Weak in power" compression is proper

Dirty spark plug?

Clean or replace spark plug.

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.

Sprial spring loose?

Replace sprial spring.