TROUBLE SHOOTING
PROBLEM |
| POSSIBLE CAUSE |
| SOLUTION |
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Sander will not start. | 1. | Fuse blown or circuit breaker | 1. | Replace fuse or reset circuit |
| tripped. | breaker. | ||
| 2. | Cord damaged. | 2. | Have cord replaced by qualified |
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| electrician. | |
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Overload kicks out frequently. | 1. | Extension cord too light or too | 1. | Replace with adequate size |
| long. | cord. | ||
| 2. | Excessive bite or feed pressure | 2. | Allow sanding belt to cut freely - |
| too great. | do not force. | ||
| 3. | Motor not wired for correct | 3. | Refer to motor name plate for |
| voltage. | correct wiring. | ||
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Sanding belt does not come up to | 1. | Extension cord too light or too | 1. | Replace with adequate size |
speed. | long. | cord. | ||
| 2. | Low (house) current. | 2. | Conact a qualified electrician. |
| 3. | Motor not wired for correct | 3. | Refer to motor name plate for |
| voltage. | correct wiring. | ||
| 4. | Excessive bite or feed pressure | 4. | Allow abrasive belt to cut freely - |
| too great. | do not force. | ||
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Machine vibrates excessively. | 1. | Stand or bench on uneven floor. | 1. Reposition on flat level surface. | |
| 2. | Improper motor mounting. | Fasten to floor if necessary. | |
| 2. | Check and adjust motor | ||
| 3. | Sanding belt not tensioned | mounting. | |
| 3. | Tensioning of belt is | ||
| correctly. | accomplished through the knob | ||
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| that controls the spring. Make sure | |
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| knob is released so the full tension | |
| 4. | The spring for tension | of the spring is working. | |
| 4. | Replace with new spring. | ||
| mechanism is fatigued or broken. |
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| 5. | Contact wheel is too loose. | 5. | Tighten cap screw in motor |
| 6. | Sanding belt broken. | shaft. | |
| 6. | Replace with new sanding belt. | ||
| 7. | Bad sanding belt. | 7. | Replace with new sanding belt. |
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Inadequate job on metal. | 1. Wrong sanding belt. | 1. | Use aluminum oxide or silicon | |
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| carbide sanding belts, not flint or | |
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| garnet. | |
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Sanding marks on work. | 1. | Sanding belt too coarse for | 1. | Use very fine sanding belt for |
| finish required. | final finish. | ||
| 2. | Wrong sanding belt grit. | 2. | Use coarser grit for stock |
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| removal. | |
| 3. | Work sanded across grain. | 3. | When surface sanding, use |
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| very fine sanding belt then finish | |
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| by hand, working in direction of | |
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| grain. | |
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Sanding grains quickly rub off | 1. | Sanding belt has lost its | 1. | Do not store sanding belts |
belt. | original properties. | where it is extremely dry or where | ||
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| temperatures are extremely high. | |
| 2. | Incorrect storage. | 2. | Store sanding belt properly. |
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| Do not fold it. | |
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