Instruction book
1904 0504 83
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Compressor does not start or stops
Too high temperature in oil the Check switch functionality.
during operation. Elektronikon separator vessel or temperature Check wiring.
shows <Main Motor Converter switch (TSHH1) defective Replace if necessary
Alarm>.
Condensate is not discharged from
Discharge tube clogged Check and correct as necessary
condensate separator during
loading
Compressor air output or pressure Air consumption exceeds air Check the connected equipment.
below normal delivery of compressor
Choked air filter element Replace filter element
Solenoid valve malfunctioning Replace valve
Oil separator element clogged Have element replaced
Air leakage Have leaks repaired. Replace
leaking tubes
Safety valve leaking Replace valve
Compressor element out of order Consult Atlas Copco
Safety valve blows Minimum pressure valve Check and have defective parts
malfunctioning replaced
Oil separator element clogged Have element replaced
Safety valve out of order Have valve checked. Replace if
necessary
On Full-Feature compressors, Have system checked by Atlas
dryer piping clogged due to Copco Customer Centre
formation of ice
Compressor element outlet Oil level too low Check and correct
temperature or delivery air
temperature above normal
On air-cooled compressors, Check for cooling air restriction or
insufficient cooling air or cooling air improve ventilation of the
temperature too high compressor room. Avoid
recirculating of cooling air. If
installed, check capacity of
compressor room fan
On water-cooled compressors, Increase flow
cooling water flow too low
On water-cooled compressors, Consult Atlas Copco Customer
restriction in cooling water system Centre
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