KAESER CSD series Service Manual page 53

Event Recognition and Fault Rectification
Message
blowoff prot.
Condensate drain
coolingwater low
DO 0.6/DO 0.7
DO 1.6/DO 1.7
EMERGENCY-STOP
ext. message 0
...
ext. message 5
fan M2 I
fan M3 I
fan M4 I
HT cell
mains cont. on?
mains cont. off?
mains monitor
mains voltage
¡
Model
motor I
Possible cause
The activating pressure of
the pressure relief valve on
the oil separator tank has
been exceeded.
Fault in condensate drainage.
Cooling water pressure too
low.
Short circuit in the line be-
tween DO 0.6 / DO 0.7 out-
puts and a consumer.
Short circuit in the line be-
tween DO 1.6 / DO 1.7 out-
puts and a consumer.
Emergency-stop-button
pressed.
Customer specific: Customer specific:
No data No data
Shutdown of 1st fan motor
because of overload.
Shutdown of 2nd fan motor
because of overload.
Shutdown of 3rd fan motor
because of overload.
Fault in the high tension
cell.
The mains contactor does
not pull in despite ON com-
mand.
The mains contactor does
not drop out despite OFF
command.
Fault in mains power supply.
2nd power failure
Machine model uncertain
Drive motor has been shut-
down because of overload.
Remedy
Change the oil separator
cartridge.
Open the shut ---off valve in
the venting line.
Check condensate drainage.
Check cooling water supply.
Check the cooling water
stop valve position.
Check line and connec-
tions.
Check line and connec-
tions.
Unlatch the pushbutton.
Investigate cause of shut-
down.
Reset overload trip.
Investigate cause of shut-
down.
Reset overload trip.
Investigate cause of shut-
down.
Reset overload trip.
Contact KAESER service.
Check mains contactor and
wiring.
Check mains contactor and
wiring.
Have the mains power sup-
ply checked.
Check power supply volt-
age.
Check door interlock.
Contact KAESER service.
Change the oil separator
cartridge.
Check minimum pressure/
check valve.
Investigate cause of shut-
down.
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