Senco PC0968N - Page 13

13
Troubleshooting
Symptom 6. Air leaks at fittings.
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.
Symptom 7. Air leak in air tank.
Probable Cause Remedy
 Defective or rusted 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.
Probable Cause Remedy
 Damaged inlet (reed) valve.  Contact SENCO Customer Service.
Symptom 9. Insufficient pressure at air tool or accessory.
Probable Cause Remedy
 Pressure regulator knob not turned to high
enough pressure or defective pressure regulator.
 Adjust pressure regulator knob to proper setting
or replace.
 Restricted air intake filter.  Clean.
 Air leaks.  Check for leaks and repair.
 Air compressor is not large enough for air
requirement.
 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.
Symptom 10. Air compressor not making enough air.
Probable Cause Remedy
 Restricted air intake filter.  Clean.
 Defective (reed) valve.  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.
Probable Cause Remedy
 Condensation in air tank caused by high level of
atmospheric humidity or air compressor is not run
long enough.
 Drain air tank after every use. Drain air tank more
often in humid weather and use an air line filter.