9-1
TRBL
ANLS
E
TROUBLE ANALYSIS
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 not rusty.
4. The lock plate is attached to the engine stop lanyard switch.
5. Fuel is reaching the carburetors.
TROUBLE ANALYSIS CHART
Problems
Items to be checked
ENGINE WILL NOT START
ROUGH IDLING
ENGINE STALLS
ENGINE WILL NOT STOP
POOR PERFORMANCE
OVERHEATING
LOOSE STEERING
BILGE INCREASE
IRREGULAR WARNING INDICATION
POOR BATTERY CHARGING
YPVS SERVOMOTOR DOES NOT MOVE
Items
Reference
chapter
FUEL SYSTEM
Fuel tank
4
Air vent hose
4
Fuel hose
4
Fuel filter
4
Fuel pump
4
Carburetors
4
Carburetor synchronization
4
Trolling speed
3
POWER UNIT
Spark plug(s)
3
Compression
5
Reed valves
5
Cylinder head gasket
5
Piston rings
5
Cylinder block
5
Seals
5
Crankcase
5
Pistons
5
Bearings
5
Bearing housing
5
Couplings
5
