Central Pneumatic 62380 Owner's Manual & Safety Instructions page 17

troubleshooting (cont.)
problem
Overheating 1� Air filters need cleaning/replacing�
2� Unusually dusty environment�
3� Extension cord used�
4� Unit not on level surface�
Thermal overload 1� Low voltage�
protector cuts
2� Lack of proper ventilation/
out repeatedly
room temperature too high�
3� Wrong gauge wire or length
of extension cord�
Compressor 1� Loose fittings�
starts and stops
excessively
2� Compressor not large enough for job�
Excessive noise, 1� Loose fittings�
vibration
2� Unit not on level surface�
Moisture in 1� Too much moisture in air�
discharge air
2� Excessive water in air
tank High humidity�
Safety Valve "pops" Safety valve needs service�
Compressor runs 1� Defective pressure switch�
continuously
2� Excessive air usage�
Air leaks from Loose fittings�
pump or fittings
Air leaks from tank Defective or rusted tank�
Follow all safety precautions whenever diagnosing or servicing the compressor.
Disconnect power supply before service.
Item 62380
possible causes
For technical questions, please call 1-888-866-5797.
Likely Solutions
1� Check inlet and outlet filters�
Clean and/or replace as needed�
2� Clean and/or replace filters more often or
move unit to cleaner environment�
3� Eliminate extension cord�
4� Reposition unit on a level surface�
1� Check with voltmeter�
2� Move compressor to well-ventilated area�
3� Check for proper gauge wire and cord length�
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�
1� Reduce air pressure, then check all fittings with a soap
solution for air leaks and tighten as needed�
Do not overtighten�
2� Reposition unit on a level surface�
1� Install inline air filter/dryer, and/or relocate
to less humid environment�
2� Drain tank Move to area of less
humidity; use air line filter�
Pull on test ring of safety valve� If it still pops, replace�
1� Take compressor to qualified technician�
2� Decrease air usage; compressor not large
enough for tool's requirement�
Reduce air pressure, then check all fittings with a soap
solution for air leaks and tighten as needed�
Do not overtighten�
Have tank replaced by a qualified technician�
Drain moisture from tank daily to prevent future corrosion�
Page 17