meibes Rossweiner Heatsonic Instructions D'installation page 36

6. Start-up operation
Sequence during changing
If the button is pressed and then held for > 6 s, the meter performs the command shown in the display.
After 8 changes, it is no longer possible to change the installation position.
The possibility of changing lapses either immediately upon detection of water, or after three hours' ope-
ration without error detection (pre-set ex works).
The following indication appears in the display (example):
36
Button pressed <3s
In each change, the framed number in the display
is reduced by 1.
The changes indication disappears.
Button pressed >3s