Yamaha 200A - Compression Pressure

60H5E11
Troubleshooting
TRBL
SHTG
Ye s
No
Ye s
No
Ye s
No
Ye s
No
Ye s
No

Check the water accumulation
or clogging of the fuel filter.
Is there water
or residue?
Clean the fuel system from the
fuel tank to the fuel filter.
Check the fuel hose for kinks or
fuel leakage.
Is there any kinks
or fuel leakage?
Correct or replace the faulty
parts.
Check the fuel pump for leaks
from the valve by applying the
specified pressure to the pump.
Is there any
leakage?
Replace the fuel pump.
Check the carburetor operation.
Good operating
condition?
Adjust or replace the carburetor.
Check the compression
pressure.
Compression pressure
Measure the compression
pressure.
Does the measured
pressure exceed the
specified value?
Check the cylinder head, cylinder
head gasket, piston, piston rings,
and cylinder block.
Check each component again.
9-5