Husqvarna BZ6127D 用户手册

46

The engine will not start.

• The control for engaging the mower deck is 

not depressed.

• The steering controls are not locked in the 

neutral position.

• The driver is not sitting in the driver’s seat.

• The parking brake is not activated.

• The battery is dead.

• Contamination in the fuel line.

• The fuel supply is closed or the valve

for the fuel tanks is in the wrong position.

• Clogged fuel filter or fuel line.

The starter motor does not turn the engine over.

• Dead battery.

• Poor contacts on the battery terminal 

cable connections.

• Fuse blown.

• Ignition system faulty.

The engine runs unevenly.

• Defective valves.

• Defective piston, cylinder, piston ring, or

cylinder head seal.

• The cylinder head bolts are loose.

• Clogged fuel filter or jet.

• Clogged ventilation valve on the fuel cap.

• Fuel tank nearly empty.

• Wrong fuel type.

• Water in the fuel.

• Clogged air filter.

The engine seems weak.

• Clogged air filter.