TROUBLESHOOTING
Before You Call
If you have any problems with the operation of your air
compressor, please call the air compressor helpline at
1-800-743-4115. If calling for assistance, please have the
model, revision, and serial number information printed on the
data tag available (see Figure 11).
PROBLEM
Excessive tank pressure - safety
valve pops off.
Air losses
Knocking noise
CAUSE
Pressure switch does not shut off motor
when compressor reaches "cut-off"
pressure or "cut-out" setting too high.
1.
Fitting cracked.
2.
Check valve seat dirty or damaged.
3.
Defective pressure switch release
valve.
4.
Defective air tank.
5.
Leaking seal.
6.
Damaged regulator.
Safety valve dirty or defective.
Figure 11 - Data Tag Information
MODEL
REV NO
SERIAL NO
CORRECTION
Move ON/AUTO - OFF switch to OFF
position. If unit does not shut off, contact
trained service technician.
1.
Tighten fittings where air can be heard
escaping. Replace fittings.
2.
Replace check valve. Contact a trained
service technician.
3.
Contact a trained service technician.
4.
Air tank must be replaced. DO NOT
REPAIR TANK.
5.
Contact a trained service technician.
6.
Contact a trained service technician.
Operate safety valve manually by pulling on
ring. If valve still leaks, have it replaced.
TROUBLESHOOTING
Barcode
Unit Information
Barcode
15