|
|
|
| Troubleshooting |
|
|
|
|
|
Problem |
| Possible Cause |
| Corrective Action |
|
|
|
|
|
Engine overheats. | 1. | Engine load is excessive. | 1. | Reduce the ground speed. |
| 2. | Oil level in the crankcase is low. | 2. | Add oil to the crankcase. |
| 3. | Cooling fins and air passages for the | 3. | Remove the obstructions from the cooling |
|
| engine are plugged. |
| fins and air passages. |
|
|
|
|
|
Mower pulls left or right (with levers fully | 1. | Tracking needs adjustment. | 1. | Adjust the tracking. |
forward). | 2. | Tire pressure in drive tires not correct. | 2. | Adjust tire pressure in the drive tires. |
| ||||
| 3. | Reverse indicator and speed control | 3. | Adjust the reverse indicator and the speed |
|
| linkage need adjustment. |
| control linkage. |
|
|
|
|
|
Machine does not drive. | 1. | Bypass valve is not closed tight. | 1. | Tighten the bypass valve. |
| 2. | Drive or pump belt is worn, loose or | 2. | Change the belt. |
|
| broken. |
|
|
| 3. | Drive or pump belt is off a pulley. | 3. | Change the belt. |
| 4. | Broken or missing idler spring. | 4. | Replace the spring. |
| 5. | Hydraulic fluid level is low or too hot. | 5. | Add hydraulic fluid to reservoir or let it |
|
|
|
| cool down. |
|
|
|
|
|
Abnormal vibration. | 1. | Engine mounting bolts are loose. | 1. | Tighten the engine mounting bolts. |
| 2. | Loose engine pulley, idler pulley, or blade | 2. | Tighten the appropriate pulley. |
|
| pulley. |
|
|
| 3. | Engine pulley is damaged. | 3. | Contact an Authorized Service Dealer. |
| 4. | Belt is damaged. | 4. | Install new belt. |
|
|
|
|
|
37