
Error messages
112
2.13.2018
Alarm-Code
Cause
Diagnosis / Remedy
E403
Compressor outlet temperature probe is
defective.
Compressor outlet temperature probe is
short-circuited.
E404
Compressor outlet temperature probe is
defective.
Line break to compressor outlet temperature
probe.
E405
Compressor inlet temperature probe is
defective.
Compressor inlet temperature probe is short-
circuited.
E406
Compressor inlet temperature probe is
defective.
Line break to compressor inlet temperature
probe.
E407
Air intake temperature probe is defective
Air intake temperature probe is short-
circuited.
E408
Air intake temperature probe is defective.
Line break to air intake temperature probe.
E409
Compressor temperature probe is defective. Compressor temperature probe is short-
circuited.
E410
Compressor temperature probe is defective. Line break to compressor temperature
probe.
E411
Water intake or condensation temperature
probe is defective.
Water intake or condensation temperature
probe is short-circuited.
E412
Water intake or condensation temperature
probe is defective.
Line break to water intake or condensation
temperature probe.
E413
Evaporation pressure sensor is defective.
Evaporation pressure sensor is short-
circuited.
E414
Evaporation pressure sensor is defective.
Line break to evaporation pressure sensor.
E415
Reserve pressure sensor is defective.
Reserve pressure sensor is short-circuited.
E416
Reserve pressure sensor is defective.
Line break to reserve pressure sensor.
E417
Condensation pressure sensor is defective.
Condensation pressure sensor is short-
circuited.
E418
Condensation pressure sensor is defective.
Line break to condensation pressure sensor.
0
E419
One or more of the following problems has
occurred:
(1) Ambient temperature too high
(2) Condenser contaminated
(3) Cooling water temperature too high
(4) Quantity of cooling water too low
Please check the setup conditions, including
the ambient and cooling water temperatures,
and clean the condenser.
1
E419
Error in Stage 1 of the cooling system.
Please check the setup conditions, including
the ambient and cooling water temperatures,
and clean the condenser.
E420
Error in Stage 1 of the cooling system.
If this error continues to occur, please
contact JULABO Service.
E421
Ambient temperature outside specifications.
Please check the ambient temperature and
clean the condenser.
E422
Ambient temperature outside specifications.
Please check the ambient temperature and
clean the condenser.
E425
Error in cooling system.
If this error continues to occur, please
contact JULABO Service.
E426
Error in cooling system.
If this error continues to occur, please
contact JULABO Service.