Atlas Copco GA 5

- Condition Fault Remedy
Air leakage Have leaks repaired
Safety valve leaking Have valve replaced
Compressor element out of order Consult Atlas Copco
- Condition Fault Remedy
Excessive oil consumption; oil
carry-over through discharge line
Oil level too high Check for overfilling. Release
pressure and drain oil to
correct level
Incorrect oil causing foam Change to correct oil
Oil separator defective Have element checked.
Replace if necessary.
Scavenge line clogged Check and remedy
- Condition Fault Remedy
Safety valve blows after loading Inlet valve malfunctioning Have valve checked
Minimum pressure valve
malfunctioning
Have valve checked
Safety valve out of order Have valve replaced
Compressor element out of order Consult Atlas Copco
Oil separator element clogged Have element replaced
- Condition Fault Remedy
Compressor element outlet
temperature or delivery air
temperature above normal
Oil level too low Check and correct
On air-cooled compressors,
insufficient cooling air or cooling
air temperature too high
Check for cooling air restriction
or improve ventilation of the
compressor room. Avoid
recirculation of cooling air. If
installed, check capacity of
compressor room fan
Oil cooler clogged Clean cooler
Thermostatic bypass valve
malfunctioning
Have valve tested
Air cooler clogged Clean cooler
Compressor element out of order Consult Atlas Copco Customer
Centre
Oil filter clogged Replace
Dryer
For all references hereafter, consult section Air dryer.
Instruction book
2920 7090 51 157