Husqvarna ZTH Lawn Mower User Manual


 
English-41
TROUBLE SHOOTING GUIDE
Wrong fuel type.
Water in the fuel.
Clogged air filter.
The engine seems weak. Clogged air filter.
Defective spark plugs.
Carburetor incorrectly adjusted.
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.
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 electromagnetic coupling
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 for suspending the mower deck