Troubleshooting
Problem |
| Possible Cause |
| Corrective Action |
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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. |
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| broken. |
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| 3. | Drive or pump belt is off a pulley. | 3. | Change the belt. |
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Uneven cutting height. | 1. | Blade(s) not sharp. | 1. | Sharpen the blade(s). |
| 2. | Cutting blade(s) is/are bent. | 2. | Install new cutting blade(s). |
| 3. | Mower deck is not level. | 3. | Level mower deck from |
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| 4. | Underside of mower is dirty. | 4. | Clean the underside of the mower. |
| 5. | Tire pressure in drive tires not correct. | 5. | Adjust tire pressure in the drive tires. |
| 6. | Blade spindle bent. | 6. | Contact an Authorized Service Dealer. |
| 7. | Tips of adjacent blades are at an uneven | 7. | Replace blades, spindles and (or) check |
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| cutting height. Blades tips should be even |
| for damage to mower deck. |
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| within 3/16 inch which is approximately |
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| one blade thickness. |
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Abnormal vibration. | 1. | Cutting blade(s) is/are bent or unbalanced. | 1. | Install new cutting blade(s). |
| 2. | Blade mounting bolt is loose. | 2. | Tighten the blade mounting bolt. |
| 3. | Engine mounting bolts are loose. | 3. | Tighten the engine mounting bolts. |
| 4. | Loose engine pulley, idler pulley, or blade | 4. | Tighten the appropriate pulley. |
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| pulley. |
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| 5. | Engine pulley is damaged. | 5. | Contact an Authorized Service Dealer. |
| 6. | Blade spindle is bent. | 6. | Contact an Authorized Service Dealer. |
| 7. | Belt is damaged. | 7. | Install new belt. |
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Blades do not rotate. | 1. | Deck belt is worn, loose or broken. | 1. | Install new deck belt. |
| 2. | Deck belt is off pulley. | 2. | Install deck pulley and check the idler |
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| pulley, idler arm and spring for correct |
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| position and function. |
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Blades do not stop when disengaged. | 1. | Blade brake is not adjusted properly. | 1. | Adjust blade brake. |
| 2. | Belt guide is not properly set | 2. | Adjust belt guide to proper position. |
| 3. | PTO engagement is not properly set. | 3. | Check the PTO engagement position. |
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