TROUBLESHOOTING | |
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Symptom 4. Air continues to leak at motor/pressure switch release valve after motor is running. | |
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PROBABLE CAUSE | REMEDY |
Defective motor/pressure switch. | Replace. |
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Symptom 5. Air leaks from safety relief valve. |
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PROBABLE CAUSE | REMEDY |
Possible defective safety relief valve. | Operate safety relief valve manually by pulling on ring. |
| If it still leaks, it should be replaced. |
Excessive air tank pressure. | Defective motor/pressure switch. Replace |
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Symptom 6. Air leaks at fittings. |
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PROBABLE CAUSE | REMEDY |
Fittings are not tight enough. | Tighten fittings where air can be heard escaping. Check |
| fittings with soapy water solution. Do not overtighten. |
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Symptom 7. Air leak in air tank. |
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PROBABLE CAUSE | REMEDY |
Defective or rusted air tank. | Air tank must be replaced. Do not attempt to repair |
| air tank! |
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Symptom 8. Air blowing from inlet filter. |
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PROBABLE CAUSE | REMEDY |
Damaged inlet (reed) valve. | Contact SENCO Customer Service |
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Symptom 9. Insufficient presure at air tool or accessory.
PROBABLE CAUSE
Pressure regulator knob not turned to high enough pressure or defective pressure regulator.
Restricted air intake filter.
Air leaks.
Air compressor is not large enough for air requirement.
REMEDY
Adjust pressure regulator knob to proper setting or replace.
Clean.
Check for leaks and repair.
Check the accessory air requirement. If it is higher than the CFM or pressure supply of the air compressor, you need a larger air compressor.
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