C.h. Circuit Temperature - Biasi BASICA COND 28S User Manual And Installation Instructions

way switch fitted during installation. The
LCD display shows the OFF status (only
the heating antifreeze functions is active)
Fig. 2.6.
Fig. 2.6
C.H. functioning
• Press the key 15 and hold until both
symbol appear on the display Fig. 2.7.
16
10
11
Fig. 2.7
The LCD display shows the stand-by status
and the symbol Fig. 2.8.
Fig. 2.8
2.4

C.H. circuit temperature

The output temperature of C.H. water can
be adjusted by pressing keys 13 (reduce)
and 14 (increase) (Fig. 2.7) from a minimum
- 14 -
INSTRUCTIONS FOR USE
RESET
bar
15
14
13
12
RESET
bar
of about 25°C to a maximum of about 85°C
or from a minimum of about 50°C to a maxi-
mum of about 80°C or from a minimum of
about 25°C to a maximum of about 55°C
(see "Selecting the heating temperature
set" on page 53). Press one of the two
keys once to display the "set" value. Press
again to access the modification.
Signal given by the LCD display:
• The heating flow "set" temperature and
the symbol flash. The background of
the display is illuminated (Fig. 2.9).
Fig. 2.9
Adjustment of temperature WITHOUT
the external temperature probe (option-
al) fitted
Adjust the C.H. water flow as follows:
• from 25 to 35 with an external tempera-
ture included between 5 and 15°C
• from 35 to 60 with an external tempera-
ture included between -5 and +5°C
• from 60 to 80 with an external tempera-
ture less than -5°C.
Your installer can recommend the best suit-
ed settings for your heating system.
The set temperature has been reached
when the symbol is not visible on the
LCD display.
Power request in C.H. power.
When the boiler has a call for heat in the
C.H. mode, the
the display followed by an increase of the
C.H. water flow temperature. The
bol flashes (Fig. 2.10).
RESET
bar
symbol is displayed on
sym-