- 14 -
USE
INSTRUCTIONS FOR USE
Hot water production functioning only
Press the key
• 15
for 2 seconds until the
symbol appears on the display Fig.
2.7 .
Fig. 2.7
13
14
15
16
17
18
The LCD display displays the boiler temper-
ature (primary circuit) and the
; symbol;
the
symbol slowly fl ashes Fig. 2.8 .
Fig. 2.8
°C
C.h. circuit temperature
2.4
The output temperature of c.h. water can be
adjusted by acting on keys 16 (reduce) and
17 (increase) ( Fig. 2.7 ) from a minimum of
about 25°C to a maximum of about 85°C.
Press one of the two keys once to display
the "set" value. Press again to access the
modifi cation.
Signal given by the LCD display:
The heating hot water fl ow "set" temper-
•
ature and the symbol
fl ash. The
background of the display is illuminated
( Fig. 2.9 ).
Fig. 2.9
°C
Adjustment of temperature WITHOUT
the external temperature probe (option-
al) fi tted
Adjust the c.h. water fl ow as follows:
from 25 to 35 with an external temperature
•
included between 5 and 15°C
from 35 to 60 with an external temperature
•
included between -5 and +5°C
from 60 to 85 with an external temperature
•
less than -5°C.
Your qualifi ed installer can recommend the
most indicated adjustments for Your sys-
tem.
The control of the set temperature reached
can be seen on the LCD display by means
of the missing symbol
.
Power request in c.h. power.
When the boiler has a power request in the
c.h. mode, the
symbol is displayed on
the display followed by an increase of the
c.h. water fl ow temperature. The
symbol fl ashes ( Fig. 2.10 ).
Fig. 2.10
°C
