Shutting Down The Cooling Function; Frost Protection - DeDietrich AWHP 4MR–EMC 24/28 MI HYBRIDE User Manual

Fig.34 Switching off the heating
5.4

Frost Protection

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3. Select the heating shut-down pressing the
ing the
Note
If you press the
ON).
The frost protection function continues to run.
The heating has been shut down.
4. Go back to the main display by pressing the
Note
The display disappears after a few seconds' inactivity.
MW-5000134-2

5.3.2 Shutting down the cooling function

Note
The cooling function can be managed via the PROG COOL sub-
menu dedicated to timer programming.
Note
If the heating function is shut off, then the cooling will also be shut
off.
If the temperature of the heating water in the heat pump falls too much,
the integrated protection device switches itself on. This device functions as
follows:
If the water temperature is lower than 5°C, the circulating pump starts
up.
If the water temperature is lower than 3°C, the back-up starts up.
If the water temperature is higher than 10°C, the back-up shuts down
and the circulating pump continues to run for a short time.
The radiator valves in rooms where there is a risk of frost must be fully
open.
key. The screen displays: OFF.
key, the appliance starts up again (display:
5 Operation
key. Confirm by press­
key.

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