OPERATION
| TROUBLESHOOTING | |
PROBLEM | POSSIBLE CAUSE | REMEDY |
BELT SLIPPAGE | Mower overloading, material too | Reduce tractor ground speed but |
| tall or heavy | maintain full PTO rpm. Cut material |
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| twice, one high pass and then mow |
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| at desired height. Cut a partial swath. |
| Oil on belt from over lubrication | Be careful not to over lubricate. |
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| Clean lubricant from belt and pulleys |
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| with clean rag. Replace oil soaked |
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| belt. |
| Belt hung up or rubbing | Check belt for free travel in pulleys |
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| and belt guides. Check under mower |
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| and around blade spindle shafts for |
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| wire, rags, or other foreign material. |
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| Clean all material from under mower. |
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FRAYED EDGES ON COVER | Belt misaligned or belt rubbing | |
| guide. | doesn't rub any other part while running. |
| Pulley misalignment | Inspect to ensure belt is running in |
|
| center of backside idler. Shim idler |
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| as necessary to align. |
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BELT ROLLOVER | Pulley misalignment | |
| Damaged belt | Replace belt.* |
| Foreign object in pulley grooves | Inspect all pulley grooves for rust, |
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| paint or weld spots and remove. |
| Worn pulley groove | Replace pulley |
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DAMAGED BELT | Rollover, high shock loads or | Replace belt.* |
| installation damage |
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BELT BREAKAGE | High shock loads | Avoid abusive mowing. Avoid hitting |
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| the ground or large obstructions. |
| Belt came off drive | Check drive alignment for foreign |
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| material in grooves. Ensure proper |
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| tension. Avoid hitting solid objects |
|
| or ground. |
*Check broken belt for damage by laying it flat on floor. If belt does not lie flat (has humps or twists), which indicated broden or stretched cords, it must be replaced.
FM84A 09/03 | Operation Section |
© 2004 Alamo Group Inc.
