Hoefer RCB20-PLUS - Manual (Page 24)

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7.3 Operation
Switch on the mains power of the controller and the
refrigerator. The set temperature should be 5 °C below
room temperature when turning on the refrigerator.
During startup the RCB20-PLUS conducts a self-
diagnosis inspection. Upon successful completion of
the self inspection the unit will start operating at the
set parameters. If the unit fails the self-inspection
and alarm will sound.
7.4 Setting the Desired Water
Bath Temperature
1
Press and release the SET key. The end digit of the
“SV” LED window will start flashing.
2
Press the ▲ or ▼ keys until the desired value is
reached in the “SV” LED window.
3
Wait 8 seconds for the “SV” digit to stop flashing and
the desired temperature is set.