Troubleshooting - Volvo Penta 3.0GS/SX Owner's Manual

Troubleshooting

WARNING! After following the "Action" described in chart, and before cranking the engine, make sure the-
re are no loose electrical connections that could spark. Make sure engine compartment is free of fuel va-
pors. Failure to do so could result in fire and/or explosion.
Symptom Possible cause
No fuel in tank or petrol
shutoff valve closed
Water in fuel supply or petrol
is old
Engine won't
Fuel system
start
Emergency stop switch
Battery, or cable connections
loose or corroded
Ignition system
Throttle position
Fuel system problem
Engine runs
erratically
Fuel filters
Electrical system problem
Engine Propeller condition
vibrates
Boat overloaded, not trimmed
properly
Performance Excessive water in bilge
loss
Boat hull condition
Incorrect fuel octane
Remote control box, or shift
High shift
cable
effort
78
Action
Fill tank or open valve.
Check fuel supply for water contamination. If
petrol is old or if water is present, drain fuel tank
and flush with fresh petrol, and change fuel filters.
See your Volvo Penta dealer.
Reinstall lanyard.
Check and clean connections. Recharge battery.
See your Volvo Penta dealer.
Check to see that remote control is in NEUTRAL
position.
See your Volvo Penta dealer.
Replace filters. See your Volvo Penta dealer.
See your Volvo Penta dealer.
Check for damaged propeller. Check for weeds
on propeller or gearcase.
Reduce or redistribute load. Adjust trim.
Drain bilge.
Clean boat hull. See your Volvo Penta dealer.
Fill tank with proper fuel.
See your Volvo Penta dealer.