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This section covers the most common problems and corrections with this type of machine. N8IE@E>;FEFKdXb\XepX[aljkd\ekjlek`cgfn\i`j[`jZfee\Zk\[Xe[ dfm`e^gXikj_Xm\Zfd\kfXZfdgc\k\jkfg
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Machine does not start or a | 1. | Emergency stop | 1. | Rotate clockwise slightly until it pops out/replace | ||
breaker trips. |
| engaged/faulty. |
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| it. | |
| 2. | Power supply switched OFF or is at | 2. | Ensure power supply is switch on; ensure power sup- | ||
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| fault. |
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| ply has the correct voltage. |
| 3. | Blade guard limit switch engaged/ | 3. | Move blade guard to the working position; replace | ||
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| at fault. |
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| faulty limit switch. |
| 4. | Motor connection wired incorrect- | 4. | Correct motor wiring connections. | ||
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| ly. |
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| 5. | Thermal | overload | relay has | 5. | Turn |
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| tripped. |
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| the reset pin. Replace if tripped multiple times |
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| (weak relay). |
| 6. | Wall fuse/circuit breaker is blown/ | 6. | Ensure circuit size is suitable for this machine; | ||
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| tripped. |
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| replace weak breaker. |
| 7. | Contactor | not getting | energized/ | 7. | Test for power on all legs and contactor operation. |
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| has burnt contacts. |
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| Replace unit if faulty. | |
| 8. | Wiring is open/has high resistance. | 8. | Check for broken wires or disconnected/corroded | ||
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| connections, and repair/replace as necessary. |
| 9. | Motor ON button or ON/OFF switch | 9. | Replace faulty ON button or ON/OFF switch. | ||
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| is at fault. |
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| 10. Motor is at fault. |
| 10. Test/repair/replace. | |||
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Machine stalls or is under- | 1. | Feed rate/cutting speed too fast | 1. | Decrease feed rate/cutting speed. | ||
powered. |
| for task. |
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| 2. | Workpiece material is not suitable | 2. | Only cut wood products; make sure moisture con- | ||
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| for this machine. |
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| tent is below 20% and there are no foreign materials | |
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| in the workpiece. |
| 3. | Belt(s) slipping. |
| 3. | Replace bad belt(s), align pulleys, and | |
| 4. | Motor connection is wired incor- | 4. | Correct motor wiring connections. | ||
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| rectly. |
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| 5. | Motor bearings are at fault. | 5. | Test by rotating shaft; rotational grinding/loose | ||
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| shaft requires bearing replacement. |
| 6. | Start delay module is at fault. | 6. | Adjust to correct delay; replace module. | ||
| 7. | Motor is at fault. |
| 7. | Test/repair/replace. | |