Problem
Engine will not start
Starter does not turn the engine over
Engine runs rough
Engine seems weak
48
TROUBLESHOOTING GUIDE
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Blade switch is engaged
•
Steering controls are not locked in the neutral position
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Parking brake is not activated
•
Battery is dead
•
Contamination in the carburetor or fuel line
•
Fuel supply is closed or the tap for the fuel tank is in the wrong
position
•
Clogged fuel filter or fuel line
•
Faulty ignition system
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Dead battery
•
Poor contacts on the battery terminal cable connections
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Fuse blown
•
Ignition system faulty
•
Fault in the starter safety circuit, see Safety System
in the Maintenance section
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Faulty carburetor
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Clogged fuel filter or jet
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Clogged ventilation valve on the fuel cap
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Fuel tank nearly empty
•
Fouled spark plug
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Spark plug is loose
•
Rich fuel mixture or fuel-air mixture (gasoline)
•
Wrong fuel type (gasoline)
•
Water in the fuel (gasoline)
•
Clogged air filter
•
Clogged air filter
•
Fouled spark plugs
•
Carburetor incorrectly adjusted
Cause