TROUBLE ANALYSIS
NOTE:
Following items should be obtained before trouble analysis.
1. The battery is charged and its specified gravity is within specification.
2. There is no incorrect wiring connection.
3. Wiring connections are properly secured and are not any rusty.
4. The lanyard is installed onto the engine stop switch.
5. The shift position is in neutral.
6. Fuel is reaching the carburetor.
7. The rigging and engine setting are correct.
8. Engine is free from any Hull problem.
TROUBLE ANALYSIS CHART
Trouble mode
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TROUBLE ANALYSIS
FUEL SYSTEM
POWER UNIT
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Relative part
Fuel hose
Fuel joint
Fuel filter
Fuel pump
Carburetor
Throttle stop screw
y
Pilot screw
y
Main jet
y
Pilot jet
y
Choke link
y
Throttle cable
Spark plugs
Compression
Timing belt
Valve clearance
Intake and exhaust valve
Intake and exhaust valve seat
Cylinder head gasket
Piston rings
Piston
Thermostat
Water passage
9-1
Check element
Reference
chapter
4
4
4
4
4
3
3
4
4
4
4
3
5
5
5
5
5
5
5
5
5
5