8 Operation
8 8 .4
Frost Protection
Fig.76
O O ff
Hot water boost
Central heating mode CH1
Room temperature CH1
70
MENU
MW-3000051-EN-02
The electronic management system of the boiler includes protection
against frost. If the water temperature falls below 5°C, the burner starts up
in order to provide a water temperature of 30°C.
This function only works if the boiler is turned on, the gas supply open and
the hydraulic pressure correct.
8.4.1 Activating Protection mode
1. Press the
key to access the shortcuts menu.
2. Select the C C entral heating mode CH1 parameter by turning the
button.
3. Confirm the selection by pressing the
4. Select the O O ff parameter by turning the
5. Confirm the selection by pressing the
The
symbol is displayed.
Note
When the O O ff operating mode is activated:
The electrical circuits continue to be powered up.
The frost protection function is activated.
button.
button.
button.
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