Husqvarna 968999216 ユーザーズマニュアル

47

The engine overheats.

• Clogged air intake or cooling fins.

• Engine overloaded.

• Poor ventilation around engine.

• Defective engine speed regulator.

• Soot in the combustion chamber.

• Too little or no oil in the engine.

• Water pump not working.

• Coolant system clogged.

• Coolant level low.

Battery not charging.

• Poor contact with battery terminal

cable connectors.

The machine moves slowly, unevenly,

• Parking brake on.

or not at all.

• Venting valve on pump open.

• Drive belt for the pump slack or

has come off.

• Defective hydraulic system.

• Air in the hydraulic system.

Mower deck not engaging.

• Drive belt for the mower deck has come loose.

• Contact for the electric clutch has loosened.

• The control for engaging the mower deck is

faulty or has come loose from the cable contact.

• The fuse has blown.

Uneven mowing results.

• Different air pressure in the tires on the left and

right sides.

• Bent blades.

• The chains suspending the mower deck

are uneven.

• The blades are blunt.

• Driving speed too high.

• The grass is too long.

• Grass collected under the mower deck.