Husqvarna WHF4818ETS 用户手册
11
TROUBLE SHOOTING
PROBLEM
POSSIBLE CAUSES
Engine won’t start
Mower will not move
or moves slowly or with
difficulty
or moves slowly or with
difficulty
1. Blade lever engaged.
2. Ground speed lever not in neutral.
3. Fuel valve closed.
4. No fuel.
5. Spark plug wires off.
6. Bad spark plugs.
7. Bad module.
2. Ground speed lever not in neutral.
3. Fuel valve closed.
4. No fuel.
5. Spark plug wires off.
6. Bad spark plugs.
7. Bad module.
1. Pump bypass valves open.
2. Pump drive belt loose or off.
4. Hydraulic system failure.
5. Air in the hydraulic system.
2. Pump drive belt loose or off.
4. Hydraulic system failure.
5. Air in the hydraulic system.
Blades won’t engage
Uneven cut
Cut is ragged
Mower moves when
in neutral position
in neutral position
Mower pulls left or right
When a problem occurs, do not overlook the simple causes.
1. Tire pressure uneven.
2. Motion control linkage adjustment.
3. Soft terrain.
4. Slope too steep.
5. Tracking not adjusted.
2. Motion control linkage adjustment.
3. Soft terrain.
4. Slope too steep.
5. Tracking not adjusted.
1. Motion control linkage out of adjustment.
2. Pump arms loose or out of adjustment.
2. Pump arms loose or out of adjustment.
1. Blades dull.
2. Ground speed too fast.
3. Grass accumulation under deck.
2. Ground speed too fast.
3. Grass accumulation under deck.
1. Tire pressure uneven.
2. Blades bent (check tip to tip one blade thickness)
3. Air foil of blade worn or bent.
2. Blades bent (check tip to tip one blade thickness)
3. Air foil of blade worn or bent.
1. Blade belt off of pulleys.
2. Linkage unhooked or not adjusted.
2. Linkage unhooked or not adjusted.