36
EN
Maintenance levels
Figure 20
shows the structure of maintenance levels.
Figure 20:
Maintenance levels structure
Installation level (code 1166)
After the first code entry for the installation level the programme allows access to the following parameters:
•
:00
programme code
•
:21
fan speed 20, 25, …, 95, 100 (function is not active)
•
:27
low temperature mode YES/NO (obligatory setting: YES)
•
:34
PV function YES/NO
•
:40
ventilation YES/NO (obligatory setting: NO)
PV function activation (photovoltaics) (parameter :34)
Yes
– activated
No
– deactivated
Anti-legionella function
• Works only when the heat pump is switched on. When activated, symbol no.
17
is displayed.
• Automatic activation: every 2 weeks of operation of the heat pump.
• Anti-legionella programme can be activated manually by pressing field no.
15
.
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.
Operation signalization
Antilegionella programme:
• activated – control field
17
is displayed
• deactivated – control field
17
is not displayed
Electrical heater:
• activated – control field
14
is displayed
• deactivated – control field
14
is not displayed
Heat pump:
• activated – control field
16
is displayed
• deactivated – control field
16
is not displayed
On/off:
• activated – control field
9
and other fields are displayed
• deactivated – control field
9
is displayed
Defrosting:
• activated – control field
19
is displayed
• deactivated – control field
19
is not displayed
