TROUBLESHOOTING
MOWING CONDITIONS (Continued)
PROBLEM | POSSIBLE CAUSE | SOLUTION |
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Blade fins and /or cutting edge | Soil conditions are too sandy. | Install medium lift blades. |
wearing rapidly | Sand lifted by the blades is |
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| wearing them prematurely |
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Streaking conditions with mulch | Blades unable to cut grass | Reduce power unit ground speed but |
kit | pressed down front caster wheels | maintain full PTO rpm. Replace mulching |
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| blades with standard lift blades to achieve |
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| more lift. |
Dribbling cut material from | Deck unable to discharge the | Reduce power unit ground speed but |
back of deck in the cut path | material as quickly as it is being | maintain full PTO rpm. Clean underside of |
| cut | mower. |
Dribbling cut material from | Cut material is being held under | Install to medium lift blades. Clean collection |
back of deck in the cut path | deck instead of being collected by | system. |
with the grass collection | the vac |
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system installed |
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BELT CONDITIONS
Belt slippage | Mower overloading; Material too | Reduce power unit ground speed but |
| tall or heavy | maintain full PTO rpm. Cut material twice, |
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| one high pass and then mow at desired |
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| height. Cut 90 degrees to first pass. |
| Oil on belt from overlubrication | Be careful not to overlubricate. Clean |
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| lubricant from belt and pulleys with clean rag. |
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| Replace |
| Belt hung up or rubbing | Check belt position in pulleys and idlers. |
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| Check belt for free travel in pulleys. Check |
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| under mower and around blade spindle shaft |
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| for wire, rags, or other foreign material. |
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| Clean all material from under mower. |
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Frayed edges on belt cover | Belt misaligned | |
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| other part while running. |
| Pulley misaligned | Inspect to ensure belt is running in center of |
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| backside idler. Shim idler as necessary to |
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| align. |
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Belt rollover | Pulley misaligned | |
| Damaged belt | Replace belt*. |
| Foreign object in pulley groove | Inspect all pulley grooves for rust, paint, or |
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| weld spots and remove. |
| Worn pulley groove | Replace pulley. |
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Damaged belt | Rollover, high shock loads or | Replace belt*. |
| installation damaged |
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Belt breakage | High shock loads | Avoid abusive mowing. Avoid hitting the |
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| ground or large obstructions. |
| Belt came off drive | Check pulleys for foreign material in grooves. |
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| Avoid hitting solid objects or ground. |
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*Check belt for damage by laying it flat on the floor. A belt that does not lie flat (has humps or twists, indicating broken or stretched cords) must be replaced.
14 Operation | MAN0253 (Rev. 3/10/2007) |
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