Troubleshooting | W1758 Owner's Manual (Mfg. Since 3/10) |
Troubleshooting
This section covers the most common problems and corrections with this type of machine. WARNING! DO NOT make any adjustments until power is disconnected and moving parts have come to a complete stop!
Motor & Electrical
PROBLEM |
| POSSIBLE CAUSE |
| corrective action | |
Lathe will not start, or it | 1. | Power supply fuse or circuit break- | 1. | Disconnect power, and inspect circuit for electrical | |
growls on start up. |
| er has tripped. |
| shorts and repair. Replace circuit breaker if it is | |
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| old or has tripped many times. | |
| 2. | Motor fan cover is dented, stop- | 2. | Replace or adjust fan cover; inspect motor fan and | |
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| ping the fan from being able to |
| replace if damaged. | |
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| spin. |
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| 3. | Paddle switch is broken or faulty. | 3. | Disconnect power, and use an ohmmeter to check | |
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| switch terminals for continuity, and replace switch | |
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| if required. | |
| 4. | Start capacitor is at fault. | 4. | Replace start capacitor. | |
| 5. | Motor is at fault. | 5. | Replace motor. | |
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Fuses or circuit breakers | 1. | Short circuit in line cord or plug. | 1. | Inspect cord or plug for damaged insulation and | |
trip open. |
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| shorted wires, and replace extension cord. | |
| 2. | Short circuit in motor or loose | 2. | Replace or adjust fan cover; inspect motor fan and | |
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| connections. |
| replace if damaged. | |
| 3. | Incorrect fuses or circuit breakers | 3. | Install correct fuses or circuit breakers. | |
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| in power supply. |
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Vibration noise while | 1. | 1. | Tighten the four screws securing | ||
machine is running; noise |
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| if necessary, install a soft, vibration dampening | |
changes when speed is |
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| material between | |
changed. |
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2. | 2. | Remove | |||
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| making contact with motor pulley |
| or indications of rubbing. Tap out dents with rub- | |
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| or |
| ber mallet, bend back into proper shape, or shim | |
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| away from the motor pulley. | |
| 3. | Bad spindle bearing(s). | 3. | Replace spindle bearing(s). | |
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Vibration noise while | 1. | Dented motor fan cover. | 1. | Replace or adjust fan cover; inspect motor fan and | |
machine is running; noise |
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| replace if damaged. | |
remains constant when | 2. | Bad spindle bearing(s). | 2. | Replace spindle bearing(s). | |
speed is changed. | |||||
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SERVICE