Open Window' Function; Lock' Function; Standby - Haverland ULTRAD Instruction Manual

4.4 'Open Window' Function

The radiator incorporates this automatic function.
If, in the room in which the radiator is installed, the room temperature falls by more than
4 ºC, the heater will change over to 'Anti-frost' mode'.
Notes:
• This will prevent heater operation.
• The unit will automatically commence operation when somebody enters
the room.
• This function cannot be deactivated.

4.5 'Lock' Function

To activate the locking function, touch
simultaneously the buttons
To deactivate the locking function, touch
simultaneously the buttons
The screen and the pilot lights
go out.
A light spot appears on the
right side of the display.

4.6 Standby

To switch the heater on and off press
ON = 1 sound bit.
OFF = 2 sound bits.
A light spot appears on the left
side of the display.
and
and
.
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