Activating/Deactivating The Anti-Freeze Function - Frst Menu Item; Cleaning The Room Temperature Controller - Gira 0389 Series Operating Instructions Manual

Activating/deactivating the anti-freeze function –
FrSt menu item
You can only permanently activate the anti-freeze function here.
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Anti-freeze temperature
The anti-freeze temperature can only be set in the range
of +5 °C and +15 °C.
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.
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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).
✓ 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.
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✓ 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.