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Fault Cause Repair
Fault code E06. Coldroom temperature is too low.
By pressing [ ] or [ ] the coldroom temperature will
be shown again. The temperature alarm will be
activated when the temperature setting is exceeded
after the time-delay set in P44. If the temperature is
still too low after the time specified in P42, the fault
code will be displayed again.
Compressor relay is defective.
Fault Code E08. Evaporator sensor defective.
Replace sensor.
Refrigeration unit continues to run.
The evaporator temperature is no longer recorded.
This may influence defrosting.
Fault Code E09. Condenser sensor defective.
Replace sensor.
Refrigeration unit continues to run
Evaporation fan runs at top speed.
Fault Code E10. Emergency operation switch activated. See 10.2 Emergency operation.
Fault Code E11. EEPROM Fault.
Fault on the regulator.
If power supply has failed, the parameter settings
may have changed.
By pressing [
] or [ ] the display is removed.
Replace regulator.
Evaporator fan doesn’t start
after lapse of presetted delay
(P35).
Plug connection is not fixed or inserted at
the evaporator fan device.
Insert and lock plug connection at the evaporator fan
device.
Water resp. ice drops appear
on the coldroom ceiling in the
out blow of the evaporator
fan.
The evaporator fan aspirates waterdrops
clinging on the fins of the evaporator.
Extend start-up delay of evaporator fan (P35) ,
remaining waterdrops can freeze on the evaporator.
Ice plates are lying on the
coldroom floor under the air
intake of the evaporater.
The evaporator ices up intensly at the
air intake side, the ice peels away while
defrosting and falls on the coldroom floor.
Deplete defrosting intervall (s. operating manual
control), for reducing ice-formation.
The control can not be avti-
vated, when pressing a key
„Bo.L“ shows up in the display.
Control lock is activated for protecting
control of unauthorised operating.
Deactivate control lock (see 7.2.5 control lock)
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