SECTION 6: SERVICE
This section is provided for your
Troubleshooting
Symptom | Possible Cause | Possible Solution | ||
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Motor will not start. | 1. | Tank already pressurized. | 1. | Motor will not start if tank |
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| is fully pressurized. |
| 2. | Thermal overload switch | 2. | Wait for motor to cool. |
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| has tripped. |
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| 3. | Low voltage. | 3. | Check power line for |
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| proper voltage. |
| 4. | Short circuit in motor or | 4. | Inspect all connections on |
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| cord, or loose connec- |
| motor for loose or shorted |
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| tions. |
| terminals or worn insula- |
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| tion. |
| 5. | Incorrect fuses or circuit | 5. | Install correct fuses or cir- |
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| breakers in power line. |
| cuit breakers. |
| 6. | Pressure switch is bad. | 6. | Replace the pressure |
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| switch. |
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Motor fails to develop | 1. | Power line overloaded | 1. | Reduce load on power |
full power (output of |
| with lights, appliances, |
| line. |
motor decreases rapidly |
| and other motors. |
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with decrease in volt- | 2. | Undersized wires or cir- | 2. | Increase wire sizes or |
age at motor terminals). |
| cuits too long. |
| reduce length of the cir- |
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| cuit. |
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Motor overheats and | 1. | Cooling fins dirty. | 1. | Clean cylinder fins and |
thermal overload turns |
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| motor area. |
motor OFF. | 2. | Air filter clogged. | 2. | Inspect and clean air filter. |
| 3. | Compressor is running | 3. | Do not use air tools with |
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| too long without a break. |
| CFM needs that exceed |
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| the compressor CFM rat- |
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| ing. |
| 4. | Air circulation through the | 4. | Clean out motor to pro- |
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| motor restricted. |
| vide normal air circula- |
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| tion. |
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Model G0464/G0465/G0467/G0468/G0470 Air Compressors |
