19
• To set the timer operating mode "for each day of the week" or "for the period from
Monday to Friday and from Saturday to Sunday", set all 3 time periods following the
procedure described above.
b) Activation, deactivation of timer
• By pressing field no.
11
, you can activate the set timer mode.
• The heat pump heats the water in the ON periods (to the set temperature) and in the
OFF periods, it does not heat the water.
• By pressing field no.
11
again, you can deactivate the set time mode of operation.
Fig. 11: Time periods
Ventilation
• Activate ventilation by pressing field no.
2
. The function is automatically switched off
after 30 minutes.
• By shortly pressing the filed
2
again, the ventilation is deactivated.
• By shutting down the heat pump with the on/off options the ventilation is deactivated.
• In case of power failure while the ventilation is activated, the ventilation will proceed
after the reconnection of the power supply for the remaining time but no longer than 30
minutes.
• In the event of any other failure the ventilation is deactivated.
• Ventilation cannot be activated:
- in case of any kind of failure
- during antilegionella function operation
- during defrosting.
• Symbol
2
is active and visible.
Backup mode
• Activate backup mode by pressing field no.
2
.
• Backup mode uses heaters and is activated when an error occurs on the aggregate.
The water is heated with heaters.
• By pressing field no.
2
backup mode is deactivated.
• Symbol
3
is displayed.
• If the backup mode is activated, please contact the maintenance services.
