TROUBLE SHOOTING GUIDE

 

The engine seems weak.

Clogged air filter.

 

 

 

Defective spark plugs.

 

 

 

Carburetor incorrectly adjusted.

 

 

 

Air trapped in hydraulic system.

 

 

 

 

 

 

 

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.

 

 

 

Defective spark plugs.

 

 

 

Pre-ignition incorrect.

 

 

 

Air trapped in hydraulic system.

 

 

 

 

 

 

 

Battery not charging.

Poor contact with battery terminal cable

 

 

 

 

connectors.

 

 

 

 

 

 

 

The machine moves slowly, unevenly, or not at all.

Parking brake on.

 

 

 

 

 

 

Bypass valve on pump open.

 

 

 

Drive belt for the transmission gears slack or has

 

 

 

 

come off.

 

 

 

Air trapped in hydraulic system.

 

 

 

 

 

 

 

Mower deck not engaging.

Drive belt for the mower deck has come loose.

 

 

 

Contact for the electromagnetic coupling has

 

 

 

 

loosened.

 

 

 

The blade switch is faulty or has come loose,

 

 

 

 

from the cable contact.

 

 

 

The fuse has blown.

 

 

 

 

 

 

 

Transaxle leaks oil.

Damaged seals, housing, or gaskets.

 

 

 

Air trapped in hydraulic system.

 

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Husqvarna EZ4822, EZ6124, EZ5226, EZ4621, EZ4220 manual English-63