Condition Fault Remedy
Safety valves leaking Replace valves
3 Air outlet temperature above
normal
Insufficient cooling air or cooling
air temperature too high
Check for cooling air restriction
or improve ventilation of
compressor room. Avoid
recirculation of cooling air. If
installed, check capacity of
compressor room fan
Oil level too low Check and correct as necessary
Cooler clogged Clean cooler
Compressor element (E) out of
order
Consult Atlas Copco
Instruction book
2920 7119 21 75
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