Display Buzzer Description Measure
3
Fan X:
n Speed of the fan in question is too
low.
n The temperature of the chilled
goods may fluctuate.
n Transfer chilled goods to a new
location.
n Contact the service department.
3
Fan X:
n Speed of the relevant fan is too
high.
n The temperature of the chilled
goods may fluctuate.
n Transfer chilled goods to a new
location.
n Contact the service department.
3
Fan:
n Fan does not reach required min-
imum speed after a unit restart.
n The temperature of the chilled
goods may fluctuate.
n Transfer chilled goods to a new
location.
n Contact the service department.
3
Fan:
n Difference between the speeds of
the fans is too great.
n The temperature of the chilled
goods may fluctuate.
n Transfer chilled goods to a new
location.
n Contact the service department.
3
Relay X:
n Defect in the relevant relay.
n The temperature of the chilled
goods may fluctuate.
n Transfer chilled goods to a new
location.
n Contact the service department.
3
Relay X:
n Defect in the relevant relay.
n The temperature of the chilled
goods may fluctuate.
n Transfer chilled goods to a new
location.
n Contact the service department.
3
Synchronisation error:
n Synchronisation error between con-
trol unit and monitoring circuit.
n No secured function of the cooling
controller.
PRO-ACTIVE
n Set key switch to “0”.
n Unplug power plug and switch on
again
Ä
Chapter 7.1 ‘Switching on
the unit’ on page 43.
ULTIMATE
n Shut down
Ä
Chapter 7.2
‘Switching off the unit’ on page 43
n Unplug power plug and switch on
again
Ä
Chapter 7.1 ‘Switching on
the unit’ on page 43.
Status displays and error messages
Error messages
23.05.2023 Refrigerator/freezer MED series 67
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