TROUBLE SHOOTING
PROBLEM | PROBLEM CAUSES | SUGGESTED SOLUTION |
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PTO Shaft shear bolt continues | PTO shaft at too great an angle. | Do not exceed a 15 degree | |||
to shear |
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| angle at PTO shaft. |
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| PTO shear bolt is too soft. | Use a grade 5 shear bolt. (GKN) | |||
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| Tilt on the snowblower is too | Reduce tilt on snowblower by | |||
| great | causing an excessive | adjusting top link or upper 3- | ||
| knuckle angle. | point arm. |
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Snowblower augers continue to | Tractor ground speed is too fast. | Reduce ground speed to allow | |||
plug |
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| augers to clear better. |
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| Insufficient fan speed. | Maintain a PTO speed of 540 or | |||
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| 1000 RPM depending on model | ||
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| rating. |
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Snow does not discharge | Insufficient fan speed. | Maintain a PTO speed of 540 or | |||
properly |
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| 1000 RPM depending on model | ||
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| rating. |
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| Augers | are overloaded with | Reduce ground speed or raise | ||
| snow. |
| snowblower. |
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| Snow is wet and sticky. | Reduce ground speed to allow | |||
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| for better aeration of snow. |
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Snowblower tends to dig or float | Tilt on snowblower not adjusted | Adjust upper link on | |||
on snow | properly. | level the blower. |
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| Skid Shoes not adjusted prop- | Adjust skid shoes to be even | |||
| erly. |
| with or below cutting edge. |
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Chute will not turn | Insufficient lubrication. | Lubricate chute base and rotator | |||
| Insufficient oil flow. | ring. |
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| Broken rotator chain. | Check oil flow from tractor. |
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| Repair/Replace | chain | or |
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| sprocket. |
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Auger fails to turn | Auger drive shear bolt has | Replace auger drive shear bolt. | |||
| sheared. |
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MAN0884 (08/15/2011) | Owner Service 21 |
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