Message Possible cause Remedy
0058 A
Condensate drain
The condensate drain is de‐
fective.
Check condensate
drain and conden‐
sate conduits.
0059 A
Back pressure run
Drive belts or coupling bro‐
ken.
Drive belt:
Replace drive
belts.
Coupling:
Contact an author‐
ized KAESER
service representa‐
tive.
0061 A
Oil separator rise dT/dt ⇞
The rate of rise of the airend
discharge temperature is too
fast.
Check the cooling
oil level.
0062 A
Refrigeration dryer p ⇞
Refrigerated dryer:
Pressure too high in the re‐
frigerant circuit.
Safety pressure switch trip‐
ped.
Clean the refriger‐
ant condenser.
Check the fan mo‐
tor.
Maintain operating
conditions.
0063 A
Refrigeration dryer p ⇟
Refrigerated dryer:
Refrigerant lost; pressure in
the refrigerant circuit too low.
Inlet pressure switched trip‐
ped.
Contact an author‐
ized KAESER
service representa‐
tive.
0081 A
0082 A
0083 A
0084 A
0085 A
0086 A
0087 A
0088 A
0089 A
0090 A
15 Interpreting fault messages
9_9450 03 USE
Quick user guide Controller
SIGMA CONTROL 2 SCREW FLUID 1.1.3
29
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