Immergas CARV2 - FRO PR (Anti-freeze Level); ZONE (Function Not Present on This Model); SERVIC (Programmed Maintenance); Disabling the Chrono-Thermostat

29
12.3 FRO PR (anti-freeze level).
Allows to set the room temperature for activation of the
anti-freeze function. Can be regulated from 0°C to 10°C
and is set at 5°C as standard.
12.4 ZONE (function not present on this model).
12.5 SERVIC (programmed maintenance).
Sets the period for periodic maintenance (can be set from 6
to 24 months or “O ”). When the period has been set, the
telephone number that the user must contact to perform
periodic maintenance is set.
13. DISABLING
THE CHRONOTHERMOSTAT.
If CAR
V2
must be used as a boiler control only (simple remote
control function), proceed as follows:
- deactivate the room probe (para. 12.1):
- exclude the 4 time periods of the “PR RIS” in the “Mon
- Sun” group of days, setting the On and O of all 4 time
periods (on1, o1, on2, o2, on3, o3, on4, o4) to 24.00;
- press the AUTO button to set the automatic mode.
N.B.: for the boiler to work in heating mode, the room
thermostat contacts (40-41) on the boiler board must
be closed.