E
TROUBLE-ANALYSIS
TRBL
ANLS
TROUBLE-ANALYSIS
NOTE:
The following items should be checked before the “Trouble analysis” chart is consulted.
1.The battery is charged and its specified gravity is within specification.
2.There are no incorrect wiring connections.
3.Wiring connections are properly secured and are not rusty.
4.The lanyard is attached to the engine stop switch.
5.The shift position is in neutral.
6.Fuel is reaching the carburetor.
7.The rigging and engine settings are correct.
8.The engine is free from any “Hull problem”.
TROUBLE-ANALYSIS CHART
9-1
ENGINE WILL NOT START
ROUGH IDLING
ENGINE STALLS
ENGINE WILL NOT STOP
POOR PERFORMANCE
OVERHEATING
LOOSE STEERING
HARD SHIFTING
IRREGULAR WARNING INDICATION
POOR BATTERY CHARGING
Trouble mode
Check elements
Relative part
Reference
Chapter
FUEL SYSTEM
4
4
4
4
Fuel hose
4
4
4
Fuel joint
4
4
4
4
Fuel filter
4
4
4
Fuel pump
4
4
4
4
Carburetor
3
4
4
4
8
Idle speed
*3
3
3
4
4
4
4
4
4
4
4
4
4
4
8
Pilot screw*
8
Pilot jet
Throttle cable
POWER UNIT
3
4
4
4
4
4
Spark plugs
3
4
4
4
Compression
5
4
Timing belt
3
4
Valve clearance
5
4
4
4
Intake and exhaust valves
5
4
4
4
Intake and exhaust valve seat
5
Cylinder head gasket
5
4
4
4
4
Piston rings
5
4
4
4
4
Piston
5
Thermostat
5
Water passage
*Except for USA
