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Three spot indicators show the switching status of the relays during
operation:
Pos. 1: On : Compressor relay on.
Off: Compressor relay off.
Flashes: Compressor start-up
delay E05 active.
Pos. 2: On : Evaporator fan relay on.
Off: Evaporator fan relay off.
Pos. 3: On : Defrost relay on.
Off: Defrost relay off.
Flashes: Drain time E09 is running.
6.3 Key functions
☛ Never operate the keys with sharp objects
(screwdriver or similar).
Display of setpoint Press and hold down key.
temperature
Clear alarm Press key.
messages (If the sensor is faulty, switch
mains voltage ON/OFF.)
Evaporator Press and keys in sequence
temperature and hold both down.
display
Manual defrost Press key for 5 secs.
initiation
Display of time Press and keys in
until the next sequence and hold both down.
defrost (Display in hours and minutes.)
Display limit Press key.
value for excess
temperature alarm
(cold store sensor T1)
¼ Change input values by using the and keys with
the key pressed down.
¼ Input parameters, e.g. the switching difference, are indicated by
“E” and a 2-digit number, e.g. “E01”.
¼ The input parameters are grouped together in two programming
levels.
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