Alpha Climatic Installation & User's Instructions page 25

When the holiday mode is set a flashing will be displayed and the number of
days it is enabled for.
To set the holiday mode press OK then the + button until HOLIDY appears then OK
to accept. Off will be displayed and by pressing the + button the number of days can
be set, press OK then ESC twice to get to main menu and the symbol and set
number of days will flash at the bottom of the screen.
This function can be deactivated by pressing the button.
NOTE; the frost protection function is still active during holiday mode.
m4 Legion (anti-Legionella function)
The anti-Legionella function raises the temperature of the hot water storage cylinder
to a pre-set temperature for 20 minutes to kill Legionella bacteria.
It is possible to set this function once a day at 2am (ON 24H), every Monday at 2am
(ON 7 DAYS) or deactivate it (OFF standard function).
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