TROUBLESHOOTING
Performing repairs may expose voltage sources, moving parts or compressed air sources, moving parts or com- pressed 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 | Unloader valve does not | Unloader valve must be | |||||
| release pressure when tank | replaced. | ||||||
| valve pops off. | reaches |
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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 OVER- | |||||
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| TIGHTEN. | |||||
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| Continuous air | Defective unloader valve. | Turn off engine, move | |||||
| leak at unloader |
| unloader valve toggle lever | |||||
| valve. |
| to vertical position. If air | |||||
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| leaks out of tank through | |||||
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| unloader valve, clean or | |||||
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| replace unloader valve. | |||||
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| 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 | |
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| into, weld | |
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| or otherwise modify air | |||||
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| tank or it will weaken. The | |||||
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| tank can rupture or | |||||
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| explode. | |||||
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| Air leaks | Leaking seal. | Contact a Trained Service | |||||
| between head |
| Technician. | |||||
| and valve plate. |
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| Air leaks from | Possible defect in safety | Operate safety valve manual- | |||||
| safety valve. | valve. | ly by pulling on ring. If valve | |||||
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| still leaks, it should be | |||||
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| replaced. | |||||
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D26998 |
