Unit is shut down
The alarm LED will flash indicating either that the outlet temperature is too high or that the motor overload
relay has tripped. Remedy the problem. It may be necessary to reset the display after remedying the fault:
press the “Reset” key (2), the message “All protection functions are OK” will appear, after which the
compressor can be restarted.
Excessive oil consumption
Have the compressor inspected by the Atlas Copco Customer Centre.
Condition
Fault
Remedy
Condensate is not discharged from
condensate traps during loading.
Discharge pipe of condensate trap
clogged.
Check and correct as necessary.
Float valve of condensate traps
malfunctioning.
Remove float valve assembly,
clean and check.
EWD (electronic water drain)
malfunctioning.
Consult Atlas Copco.
Condition
Fault
Remedy
Compressor air delivery or pressure
below normal.
Air consumption exceeds air
delivery of compressor.
Check equipment connected.
Choked air filters.
Replace filters.
Air leakage.
Check and correct.
Condition
Fault
Remedy
Compressor element outlet
temperature or delivery air
temperature above normal.
Oil level too low.
Check and correct.
Oil coolers clogged.
Consult the section
.
Air cooler clogged.
Consult the section
.
On air-cooled compressors,
insufficient cooling air or cooling
air temperature too high.
Check and correct as necessary.
On water-cooled compressors,
cooling water flow too low.
Increase flow.
On water-cooled compressors,
restriction in cooling water system.
Consult Atlas Copco Customer
Centre.
Condition
Fault
Remedy
Turbulence in separator vessel of oil/
water separator (OSD).
Discharge pipe of condensate trap
clogged.
Check and correct as necessary.
Float valve of condensate traps
malfunctioning.
Remove float valve assembly,
clean and check.
Instruction book
2920 1475 06
109
Summary of Contents for GA110
Page 1: ...GA 90 GA 110 GA 132 GA 160 GA 200 GA 250 GA 315 ...
Page 2: ......
Page 17: ...Flow diagram of GA200 GA250 and GA315 60 Hz Instruction book 2920 1475 06 15 ...
Page 30: ...Menu flow for GA 90 up to GA 315 simplified example Instruction book 28 2920 1475 06 ...
Page 57: ...Dimension drawing of GA90 110 water cooled Instruction book 2920 1475 06 55 ...
Page 60: ...Dimension drawing of GA200 250 and GA315 60 Hz air cooled Instruction book 58 2920 1475 06 ...
Page 64: ...Compressor room example of GA 90 up to GA 160 water cooled Instruction book 62 2920 1475 06 ...
Page 76: ...Suspended solids Non soluble particles size 1 mm 10 ppm Instruction book 74 2920 1475 06 ...
Page 98: ...Filler and drain plugs on GA 200 up to GA 500 compressors Instruction book 96 2920 1475 06 ...
Page 102: ...Position of oil filter on GA 200 up to GA 500 Instruction book 100 2920 1475 06 ...
Page 133: ...Instruction book 2920 1475 06 131 ...
Page 134: ......
Page 135: ......