Alarm Possible cause Remedy
Cooling oil leaking into the floor
pan.
Hose coupling or maintenance
hose still plugged into the
quick-release coupling on the
oil separator tank.
Remove coupling or mainte‐
nance hose.
Oil cooler leaking. Contact KAESERservice.
Leaking joints. Tighten joints.
Replace seals.
Cooling oil consumption too
high.
Unsuitable oil is being used. Use recommended cooling oil.
Oil separator cartridge split. Change the oil separator car‐
tridge.
Oil level in the oil separator
tank too high.
Drain off oil until the correct lev‐
el is reached.
Oil return line clogged. Check dirt trap in the return
line.
Tab. 36 Other faults and actions.
9 Fault Recognition and Rectification
9.2 Other faults
54
Service Manual Screw Compressor
ESD 442/14 bar (abs) SFC SIGMA CONTROL 2 ESD_2C_10357405_10–LIN_00 E