Senco PC0968N Mode D'emploi page 13

Probable Cause
 Fittings are not tight enough.
Probable Cause
 Defective or rusted air tank.
Probable Cause
 Damaged inlet (reed) valve.
Symptom 9. Insufficient pressure 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.
Symptom 10. Air compressor not making enough air.
Probable Cause
 Restricted air intake filter.
 Defective (reed) valve.
Probable Cause
 Condensation in air tank caused by high level of
atmospheric humidity or air compressor is not run
long enough.
Troubleshooting
Symptom 6. Air leaks at fittings.
 Tighten fittings where air can be heard escaping.
Check fittings with soapy water solution.
Do not overtighten.
Symptom 7. Air leak in air tank.
 Air tank must be replaced.
Do not attempt to repair air tank!
Do not weld, repair or make modifications.
Symptom 8. Air blowing from inlet filter.
 Contact SENCO Customer Service.
 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.
 Clean.
 Drain air tank and measure pump up time.
Compare to specifications. If lower, remove pump
head and inspect valve plate, clean or replace.
Symptom 11. Moisture in discharge air.
 Drain air tank after every use. Drain air tank more
often in humid weather and use an air line filter.
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Remedy
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Remedy