Troubleshooting; Troubleshooting Chart - SELVA MARINE Oyster 5 Owner's Manual

TROUBLESHOOTING

A regular maintenance can help you prevent many
problems with your outboard motor.
The following chart lists some common difficulties and their
possible causes.
If you still have difficulties, after investigating these,
please contact your SELVA MARINE dealer.
A - The engine will not start.
B - The engine runs irregularly or staIls.
C - The engine idles unevenly.
D - Engine speed will not increase.
E - The engine is overheating.
F - Engine speed is higher than normal.
G - Engine speed is lower than normal.
H - Boat speed is too low.
I - The boat will suddenly slow.
A B C D E F G H I Possible cause
24
Fuel tank is empty
Fuel hose is incorrectly connected
Fuel hose is flattened or kinked
Fuel pump is malfunctioning
Improper fuel
Improper motor oil
Carburettor has a wrong
adjustment
Wrong timing
Incorrect starting procedure
Sparks -plugs are fouled.
Improper spark-plugs
Incorrect spark-plug gap.
Spark-plug cap incorrectly fitted