Manual
TROUBLESHOOTING
Problem Cause
The engine will not start. • Blade lever is engaged.
• Steering controls are not locked in neutral
position.
• Driver is not sitting in driver's seat.
• Parking brake is not activated.
• Battery is dead.
• Contamination in carburetor or fuel line.
• Fuel supply is closed or tap for fuel tank is in
wrong position.
• Clogged fuel filter or fuel line.
The starter does not turn the engine over. • Dead battery.
• Poor contacts on the battery terminal cable
connections.
• Fuse blown.
• Ignition system faulty.
• Fault in the starter safety circuit. See Safety
System in the Maintenance section.
The engine runs rough. • Faulty carburetor.
• Choke control used with warm engine.
• Defective valves.
• Defective piston, cylinder, piston ring, or
cylinder head seal.
• Cylinder head bolts are loose.
• Clogged fuel filter or jet.
• Clogged ventilation valve on fuel cap.
• Fuel tank nearly empty.
• Fouled spark plug.
• Spark plug is loose.
• Defective ignition cable.
• Defective spark plug electrode.
• Defective spark plug connection.
• Rich fuel mixture or fuel-air mixture.
• Wrong fuel type.
• Water in fuel.
• Clogged air filter.
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