Trouble Analysis Chart - Yamaha F100A Service Manual

TRBL
ANLS
TROUBLE ANALYSIS
NOTE:
The following items should be checked before the "Trouble analysis" chart is consulted.
1. The battery is properly charged and its specified gravity is within specification.
2. The battery terminals.
3. There are no incorrect wiring connections.
4. Wiring connections are properly secured and are not rusty.
5. The lockplate is attached to the engine stop lanyard switch.
6. The shift position is in neutral.
7. Fuel is reaching the carburetor(s).
8. All fluids are at the specified levels.
9. The rigging and engine settings are correct.
10.The engine is free from any "Hull problem".

TROUBLE ANALYSIS CHART

Trouble mode
TROUBLE ANALYSIS
Check elements
Relative part
FUEL SYSTEM
Fuel hose
Fuel joint
Fuel filter
Fuel pump
Carburetors
POWER UNIT
Spark plug(s)
Piston(s) and piston ring(s)
Valve(s) and valve seat(s)
Valve clearance adjusting
shim(s)
Camshaft(s)
Timing belt
Oil pump
Oil filter
Oil pressure switch
Engine temperature sensor
Thermostat
9-1
E
Reference
Chapter
4
4
4
4
4
3
5
4
3
5
4
6
3
8
8
5