JULABO SC 10000w Professional Series Recirculating Coolers - Manual (Page 63)

Recirculating Cooler
63
10. Troubleshooting guide / Error messages
XXXXX
ALARM
CODE 01
+
Alarm with a complete shutdown of the unit
Whenever the microprocessor electronics registers a failure, a complete
shutdown of the heater and circulating pump is performed. The alarm light
„
“ illuminates and a continuous signal tone sounds.
The VFD COMFORT-DISPLAY indicates the cause for the alarm in form of a
code.
XXXXX
WARNING
CODE 40
Warning
without a complete shutdown of the unit
The VFD COMFORT-DISPLAY indicates the cause for the warning in form of
a code and an acoustic signal sounds in regular intervals.
These messages appear every 10 seconds.
Press enter to quit the audible signal.
ALARM
CODE 01
 The recirculating cooler is operated without bath fluid, or the liquid level is
insufficient. Replenish the bath tank with the bath fluid.
 Tube breakage has occured (insufficient filling level due to excessive bath
fluid pumped out). Replace the tubing and replenish the bath tank with the
bath fluid.
 The float is defect (e. g., because damaged in transit). Repair by
authorized JULABO service personnel.
 Excess temperature sensors defect.
 The excess temperature value lies below the working temperature
setpoint. Set the excess temperature to a higher value.
WARNING
CODE 03
ALARM
CODE 03
 Excess temperature warning
or
Excess temperature alarm
Warning type:
Set to>Warning< or >Alarm< (see page 31)
WARNING
CODE 04
ALARM
CODE 04
 Low temperature warning
or
Low temperature alarm.
Warning type:
Set to>Warning< or >Alarm< (see page 31)
ALARM
CODE 05
 Cable of the working temperature sensor interrupted or short-circuited.
ALARM
CODE 06
 Defect of the working or excess temperature sensor.
Working temperature and excess temperature sensors report a
temperature difference of more than 35 K.
ALARM
CODE 07
 Other errors (I
2 C-BUS errors)