Husqvarna 968999214, 968999218, 968999216, BZ7234D Trouble Shooting Guide, The engine overheats

TROUBLE SHOOTING GUIDE

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, or not at all.

•Parking brake on.

•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.

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