TROUBLESHOOTING
Risk of Unsafe Operation. Unit cycles automatically when power is on. When servicing, you may be exposed to
voltage sources, compressed air, or moving parts. Before servicing unit unplug or disconnect electrical supply to the air compressor, bleed tank of pressure, and allow the air compressor to cool.
PROBLEM | CAUSE |
| CORRECTION | |||
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Excessive tank pressure | Pressure switch does |
| Move On/Off lever to | |||
- safety valve pops off. | not shut off motor when |
| the "Off" position, if | |||
| compressor reaches |
| the outfit does not shut | |||
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| off contact a Trained | ||||
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| Service Technician. | |||
| Pressure switch "cut- |
| Contact a Trained | |||
| out" too high. |
| Service Technician. | |||
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Air leaks at fittings. | Tube fittings are not tight |
| Tighten fittings where air | |||
| enough. |
| can be heard escaping. | |||
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| Check fittings with | |||
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| soapy water solution. Do | |||
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| Not Overtighten. | |||
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Air leaks in air tank or at | Defective air tank. |
| Air tank must be | |||
air tank welds. |
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| replaced. Do not repair | |||
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| the leak. | |||
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| Risk bursting. Do | |||
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| not drill into, weld or | |||
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| otherwise modify air | |||
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| tank or it will weaken. | |||
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| The tank can rupture | |||
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| or explode. | |||
Air leaks between head | Leaking seal. |
| Contact a Trained | |||
and valve plate. |
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| Service Technician. | |||
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Air leak from safety | Possible defect in safety |
| Operate safety valve | |||
valve. | valve. |
| manually by pulling on | |||
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| ring. If valve still leaks, it | |||
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| should be replaced. | |||
Knocking Noise. | Possible defect in safety |
| Operate safety valve | |||
| valve. |
| manually by pulling on | |||
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| ring. If valve still leaks, it | |||
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| should be replaced. | |||
17 - ENG | N014212 |