Temperature; Star Preheating Function - Biasi Advance Plus 25C ERP User Manual And Installation Instructions

Fig. 2.14
2.5 D.h.w. temperature
The temperature of the d.h.w. can be ad-
justed by acting on keys 12 (increase) and
13 (reduce) (Fig. 2.7) from a minimum of
about 35°C to a maximum of about 60°C.
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 "set" value of the d.h.w. and the
symbol flash. The background of the dis-
play is illuminated. (Fig. 2.9).
Fig. 2.15
Adjustment
Adjust the d.h.w. temperature to a value
suited to your needs.
Reduce the necessity of mixing hot water
with cold water.
In this way, the automatic adjustment fea-
tures will be appreciated.
If water hardness is particularly high, we
recommend that the boiler be adjusted to a
temperature less than 50°C.
In these cases we recommend however that
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INSTRUCTIONS FOR USE
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a softener is installed on the d.h.w. system.
D.h.w. request
When the boiler has a power request in the
d.h.w. mode, the
the display followed by an increase of the
heating water flow temperature. The
symbol flashes (Fig. 2.16).
Fig. 2.16
2.6

3 star preheating function

This function diminishes consumption of the
domestic water supply at the time of with-
drawal, preparing the boiler temperature at
the requested temperature.
To activate the 3 star preheating function
press keys 12 and 13 together (Fig. 2.18)
until the letters "cF" appear on the LCD
display which alternates with the word "on"
(Fig. 2.17).
Fig. 2.17
NOTE: Should the power to the boiler fail,
wait at least one minute before reactivating
the function upon reactivation.
To disable the 3 star preheating function
press keys 12 and 13 together (Fig. 2.18)
until the letters "cF" appear on the LCD dis-
symbol is displayed on
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