12
Activating/deactivating the anti-freeze function –
FrSt menu item
You can only permanently activate the anti-freeze function here.
1. Go in the program menu to the
FrSt
menu
item (see Page 7).
✓
The set anti-freeze temperature is displayed
flashing. In addition the corresponding
operating mode is displayed flashing at the
right-hand display margin.
2. Press the
+
or
-
button in order to select the desired anti-freeze
temperature.
3. Confirm with the
S
button.
✓
On
or
OFF
is displayed.
4. Press the
+
button in order to activate the
anti-freeze function (
On
) or the
-
button in
order to deactivate the anti-freeze function
(
OFF
).
5. Press the
S
button.
✓
The anti-freeze function is activated or deactivated and the display
return to the program menu.
6. Press the
P
button and the room temperature controller returns to
the normal view.
✓
After the anti-freeze function has been deactivated, the room
temperature controller returns to continuous Lowering mode.
Proceed as follows in order to return to the normal time program:
1. In normal display press the
P
button at least 5 seconds in order to
access the program menu.
2. Press the
+
or
-
button in order return to the
ProG
menu item.
3. Press the
S
button in order to select the
ProG
menu item.
4. Press the
P
button in order to activate the normal time program
again.
Cleaning the room temperature controller
1. Use only a spray-moistened cloth to wipe the housing of the room
temperature controller.
2. Do not use any cleaning agents, since these may damage the
housing.
i
Anti-freeze temperature
The anti-freeze temperature can only be set in the range
of +5 °C and +15 °C.
i
Modifying the anti-freeze temperature
A modification of the anti-freeze temperature also acts on the anti-freeze
temperature set under "Modifying temperature steps" (refer to Page 8).
