| TROUBLE SHOOTING |
PROBLEM | POSSIBLE CAUSES |
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Engine won’t start | 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. |
Mower will not move | 1. Pump bypass valves open. | |
or moves slowly or with | 2. Pump drive belt loose or off. | |
difficulty | 4. Hydraulic system failure. | |
| 5. Air in the hydraulic system. | |
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Blades won’t engage | 1. Blade belt off of pulleys. | |
| 2. Linkage unhooked or not adjusted. | |
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Uneven cut | 1. Tire pressure uneven. | |
| 2. Blades bent (check tip to tip one blade thickness) | |
| 3. Air foil of blade worn or bent. | |
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Cut is ragged | 1. Blades dull. | |
2. Ground speed too fast. | ||
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| 3. Grass accumulation under deck. | |
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Mower moves when | 1. Motion control linkage out of adjustment. | |
2. Pump arms loose or out of adjustment. | ||
in neutral position | ||
3. Short linkage out of adjustment.(see | ||
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| motion control adjustment) | |
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| 1. Tire pressure uneven. | |
Mower pulls left or right | 2. Motion control linkage adjustment. | |
3. Soft terrain. | ||
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| 4. Slope too steep. | |
| 5. Tracking not adjusted. |
When a problem occurs, do not overlook the simple causes.
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