Husqvarna WH4817EFQ2 用户手册
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TROUBLE SHOOTING GUIDE
Trouble Shooting Guide
Problem
Cause
The engine will not start.
•
The control for engaging the mower deck is
in engaged position.
in engaged position.
•
The motion control levers are not locked in the
neutral position.
neutral position.
•
Spark plug wires off.
•
The battery is dead.
•
Fuse blown.
•
Contamination in the carburetor or fuel line.
•
The shut-off valve for the fuel tank
is in the wrong position.
is in the wrong position.
•
Clogged fuel filter or fuel line.
•
Fuel tank empty.
The starter does not turn the engine over.
•
Dead battery.
•
Poor contacts on the battery terminal
cable connections.
cable connections.
•
Fuse blown.
•
Ignition system faulty.
•
Fault in the starter safety circuit.
See Checking the Safety System on page 39.
See Checking the Safety System on page 39.
The engine runs unevenly.
•
Faulty carburetor.
•
The choke control is pulled out with a warm engine.
•
Defective valves.
•
Defective piston, cylinder, piston ring, or
cylinder head seal.
cylinder head seal.
•
The cylinder head bolts are loose.
•
Clogged fuel filter or jet.
•
Clogged ventilation on the fuel cap.
•
Fuel tank near empty.
•
Defective spark plugs.
•
The spark plugs are loose.
•
Defective ignition cable.
•
Defective spark plug electrode.
•
Defective spark plug connection.