6 720 660 245 (2015/06 BL-FR)
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ECO-COM key function:
This position leads to a risk of scaling and an
increase in consumption.
2 Economy function: the Eco button is pressed and lit: the
comfort mode as described in point 1, is deactivated.
This function can be disabled with the 4C service function .
3 Comfort on command: regardless of the position of the
Eco button , comfort mode can be activated as described
in point 1 by opening and closing a hot water tap within 5
seconds. At this moment the Comfort mode is activated
only once.
1 Comfort mode: the Eco button is not pressed and not lit:
the plate exchanger is maintained every 20 minutes for 1
minute at the programmed domestic hot water temperature,
increased by 25°C. If necessary, these 20 minutes can be
extended with the 3 E service function (from 20 to 60
minutes).
This comfort on command maximizes hot water
comfort, allows maximum gas and water savings
and prevents scaling.
Machine Translated by Google
