TROUBLESHOOTING
MOWING CONDITIONS
PROBLEM | POSSIBLE CAUSE | SOLUTION |
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Grass cut higher in center of | Height of mower higher at rear | Adjust mower height and attitude |
swath than at edge | than at front | so that mower rear and front are |
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| within 1/2" of same height. |
| Loose blade | Check clamping cup washers. If |
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| flat or not holding, replace. |
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Grass cut lower in center of | Height of mower lower | Adjust mower height and attitude |
swath than at edge |
| so that mower rear and front are |
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| within 1/2" of same height. |
| Loose blade | Check clamping cup washers. If |
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| flat or not holding, replace. |
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Streaking conditions in swath | Conditions too wet for mowing | Allow grass to dry before mowing. |
| Blades unable to cut that part of | Slow ground speed of tractor but |
| grass pressed down by path of | keep engine running at full PTO |
| tractor tires or casters | rpm. Cutting lower will help. Under |
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| some conditions it is impossible to |
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| pick up and cut grass pressed |
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| down by tires. |
| Dull blades | Sharpen or replace blades. |
| Loose blades | Check clamping cup washers. If |
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| flat or not holding, replace. |
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Material discharges from mower | Material too high or too much | Reduce ground speed but main- |
unevenly; bunches of material | material | tain full rpm at tractor PTO, or |
along swath |
| make two passes over material. |
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| Raise mower for first pass. Lower |
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| to desired height for second pass |
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| and cut at 90° to first pass. Raise |
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| rear of mower high enough to per- |
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| mit material to discharge, but not |
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| so high that conditions listed |
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| above occur. |
| Grass wet | Allow grass to dry before mowing. |
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| Slow ground speed of tractor but |
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| keep engine running at full PTO |
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| rpm. Cutting lower will help. |
| Rear of mower too low trapping | Adjust mower height and attitude. |
| material under mower |
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15148 (Rev. 2/9/2007) | Troubleshooting 17 |
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