Atlas Copco GA 22 VSD+ User Manual

Condition Fault Remedy
Fan out of order Fan overload On GA 18 up to GA 30 VSD+,
Replace fan.
On GA 37 VSD+, Reset the fan
switch (Q15) in electrical
cabinet. Replace fan if
necessary.
Condition Fault Remedy
Compressor air output or pressure
below normal
Air consumption exceeds air
delivery of compressor
Check equipment connected.
Choked air filter element Replace filter element.
Solenoid valve malfunctioning Replace valve.
Oil separator clogged Have element replaced.
Air leakage Have leaks repaired.
Safety valve leaking Have valve replaced.
Compressor element out of order Consult Atlas Copco.
Condition Fault Remedy
Safety valve blows Minimum pressure valve
malfunctioning
Check and have defective parts
replaced.
Oil separator clogged Have element replaced.
Safety valve out of order Have valve checked. Replace if
necessary.
On Full-Feature compressors, dryer
piping clogged due to formation of
ice
Have system checked by Atlas
Copco.
Condition Fault Remedy
Compressor element outlet
temperature or delivery air
temperature above normal
Oil level too low Check and correct, see
Operation instructions / During
operation
On air-cooled compressors,
insufficient cooling air or cooling air
temperature or relative humidity is
too high
Check for cooling air restriction
or improve ventilation of the
compressor room. Avoid
recirculating of cooling air. If
installed, check capacity of
compressor room fan.
Oil cooler clogged Clean cooler.
By-pass valve malfunctioning Have valve tested.
Air cooler clogged Clean cooler.
Compressor element out of order Consult Atlas Copco.
Degraded oil Check service intervals, see
Preventive maintenance
schedule.
Instruction book
98 2920 7110 05

Atlas Copco GA 22 VSD+ Specifications

General

Brand	Atlas Copco
Model	GA 22 VSD+
Category	Air Compressor
Language	English