10
problem possible causes Likely Solutions
Overheating 1. Air filters need cleaning/replacing.
2. Unusually dusty environment.
3. Extension cord used.
1. Check inlet and outlet filters. Clean and/or replace
as needed.
2. Clean and/or replace filters more oen or move
unit to cleaner environment.
3. Eliminate extension cord.
Compressor starts
and stops
excessively
Excessive noise
1. Loose fittings.
2. Compressor not large enough for job.
Loose fittings.
1. Reduce air pressure, then check all fittings with a
soap solution for air leaks and tighten as needed. Do
not overtighten.
2. Check if accessory CFM is met by Compressor. If
Compressor doesn’t reach accessory CFM, you need
a larger Compressor.
Reduce air pressure, then check all fittings with a
soap solution for air leaks and tighten as needed. Do
not overtighten.
Moisture in
discharge air
Too much moisture in air.
Install inline air filter/dryer, and/or relocate
to less humid environment.
Air leaks from tank Defective or rusted tank. Have tank replaced by a qualified technician.
Drain moisture from tank daily to prevent future corrosion.
Follow all safety precautions whenever diagnosing or servicing the tool. Disconnect power supply
before service.
Safety Valve “pops” Safety valve needs service. Pull on test ring of safety valve. If it still pops, replace.
Air leaks from
pump or fittings
Loose fittings. Reduce air pressure, then check all fittings with a soap
solution for air leaks and tighten as needed.
Do not over tighten.