TROUBLE SHOOTING
Problem | Possible Cause | Solution |
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Does not cut | Dull blades | Sharpen blades. |
| Worn or broken blades | Replace blades. (Replace pairs |
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| only.) |
| Incorrect PTO speed | Be sure PTO speed is set at 540 or |
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| 1000 RPM. Make sure to check |
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| your unit’s rated PTO speed. |
| Ground speed too fast | Reduce ground speed. |
| Drive not functioning (blades do | Check drive shaft connection. |
| not turn when PTO is running) | Check gearbox. |
| Gearbox malfunction | Repair gearbox. |
| Excessive clutch slippage | Adjust clutch. |
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Streaks or gives rugged cut | Broken or worn blades | Replace or sharpen blades. |
| Ground speed too fast | Reduce ground speed. |
| Excessive cutting height | Lower cutting height. (Note: Set |
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| height so blades do not frequently |
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| hit ground.) |
| Excessive lush and tall vegetation | Recut at 90° to first pass. |
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Thrown objects | No shielding | Use chain shielding. |
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Excessive side skid wear | Running with skids continuously | Set skids above ground. |
| on ground |
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Excessive clutch slippage | Clutch out of adjustment | Adjust clutch. |
| Clutch discs worn | Replace discs. |
| Blades hitting ground | Raise cutting height. |
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Vibration | Broken blade | Replace blades in pairs. |
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Excessive side skid wear | Running with skids continuously | Use gauge wheels on cutter head. |
| on ground |
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Wing will not raise | Low oil | Add hydraulic fluid. |
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20 Trouble Shooting | 29977 (Rev. 1/23/2009) |
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