Husqvarna RZ5424 Lawn Mower User Manual


 
TROUBLESHOOTING
Husqvarna-55
Problem Cause
Engine will not start Blade switch is engaged.
Steering controls are not locked in the neutral position
Parking brake is not activated
Battery is dead
Contamination in the carburetor or fuel line.
Fuel supply is closed or the shutoff valve for the fuel tank is in
the wrong position
Clogged fuel lter or fuel line
Ignition system faulty
Starter does not turn the engine over Battery is dead
Poor contact of the battery terminal cable connections
Blown fuse
Fault in the starter safety circuit. See Checking the Safety
System in the “Maintenance Section”
Engine runs rough Faulty carburetor
Choke control is pulled out with a warm engine
Clogged fuel lter or jet
Clogged ventilation valve on the fuel cap
Fuel tank nearly empty
Fouled spark plugs
Rich fuel mixture or fuel-air mixture.
Wrong fuel type
Water in fuel
Clogged air lter
Engine seems weak Clogged air lter
Fouled spark plugs
Carburetor incorrectly adjusted
Air trapped in hydraulic system
Machine vibrates Blades are loose
Blades are incorrectly balanced
Engine is loose