Immergas CRONO 7 Instruction And Warning Book page 13

• Stand-by/anti-freeze mode ( ). In this mode, the boiler
can only function in the event of anti-freeze request.
In this state, the day, current time, any functioning
anomalies and the room temperature are displayed (fig.
8).
• Winter/chiller mode.
- Winter mode ( ). In winter mode the boiler is
enabled for room central heating. In winter mode
the CRONO 7 can function in automatic or manual
mode. For the description of functioning see chapter
5. The display shows the day and current time, the
room temperature and the hour bar with the daily
programming of the central heating timer along with
the relative symbols (fig. 9).
- Chiller control mode( ). It is possible to enable
CRONO 7 on control of a chiller for cooling
environments (for enabling of this function, see par.
9.3). In "cooling" mode the CRONO 7 can function
in automatic or manual mode. For the description of
functioning see chapter 6. The display shows the day
and current time, the room temperature and the hour
bar with the daily programming of the cooling timer
along with the relative symbols (fig. 10).
Fig. 8
Fig. 9
Fig. 10
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