TROUBLESHOOTING
Performing repairs may expose voltage sources, moving parts or compressed air sources, moving parts or
compressed air sources. Personal injury may occur. Prior to attempting any repairs, unplug the air compressor and bleed off all air tank air pressure.
PROBLEM | CAUSE | CORRECTION | ||||
Excessive tank | Pressure switch does not | Move On/Auto/Off switch to | ||||
pressure - safety | shut off motor when | the “OFF” position, if the | ||||
valve pops off. | compressor reaches “cut- | unit does not shut off contact | ||||
| out” pressure. | a Trained Service Technician. | ||||
| Pressure switch | Contact a Trained Service | ||||
| too high. | Technician. | ||||
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Air leaks at | Tube fittings are not tight | Tighten fittings where air can | ||||
fittings. | enough. | be heard escaping. Check | ||||
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| fittings with soapy water | ||||
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| solution. Do Not | ||||
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| Overtighten. | ||||
Air leaks in air | Defective air tank. | Air tank must be replaced. | ||||
tank or at air |
| Do not repair the leak. | ||||
tank welds. |
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| Do not drill into, weld or | ||||
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| otherwise modify air tank | ||||
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| or it will weaken. The tank | ||||
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| can rupture or explode. | ||||
Air leaks | Leaking seal. | Contact a Trained Service | ||||
between head |
| Technician. | ||||
and valve plate. |
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Air leak from | Possible defect in safety | Operate safety valve | ||||
safety valve. | valve. | manually by pulling on ring. | ||||
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| If valve still leaks, it should | ||||
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| be replaced. | ||||
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Knocking Noise. | Possible defect in safety | Operate safety valve | ||||
| valve. | manually by pulling on ring. | ||||
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| If valve still leaks, it should | ||||
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| be replaced. | ||||
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D29616 | 16- ENG |
