Troubleshooting
Problem |
| Possible Causes |
| Likely Solutions |
Tool will not start. | 1. | Cord not connected. | 1. | Check that cord is plugged in. |
| 2. | No power at outlet. | 2. | Check power at outlet. If outlet is unpowered, |
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| turn off tool and check circuit breaker. If breaker |
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| is tripped, make sure circuit is right capacity |
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| for tool and circuit has no other loads. |
| 3. | Tool’s thermal reset breaker | 3. | Turn off tool and allow to cool. |
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| tripped (if equipped). |
| Press reset button on tool. |
| 4. | Internal damage or | 4. | Have technician service tool. |
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| wear. (Carbon brushes or |
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| switch, for example.) |
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Tool operates slowly. | Power being reduced by long or | Eliminate use of extension cord. If an extension | ||
| small diameter extension cord. | cord is needed, use one with the proper | ||
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| diameter for its length and load. See Extension | |
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| Cords in GROUNDING section. | |
Performance | 1. | Blade dull or damaged. | 1. | Keep blade sharp. Replace as needed. |
decreases over time. | 2. | Carbon brushes worn | 2. | Have qualified technician replace brushes. |
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| or damaged. |
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Excessive noise | Internal damage or wear. (Carbon | Have technician service tool. | ||
or rattling. | brushes or bearings, for example.) |
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Overheating. | 1. | Forcing tool to work too fast. | 1. | Allow tool to work at its own rate. |
| 2. | Blade dull or damaged. | 2. | Keep blade sharp. Replace as needed. |
| 3. | Blocked motor housing vents. | 3. | Wear |
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| approved dust mask/respirator while blowing |
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| dust out of motor using compressed air. |
| 4. | Motor being strained by long or | 4. | Eliminate use of extension cord. |
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| small diameter extension cord. |
| If an extension cord is needed, use one with |
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| the proper diameter for its length and load. |
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| See Extension Cords in GROUNDING section. |
Follow all safety precautions whenever diagnosing or servicing the tool. Disconnect power supply before service.
Safety
Setup
Operation
Maintenance
Item 68987 | For technical questions, please call | Page 15 |