Biasi Activ A 18S User Manual And Installation Instructions page 74

Fig. 9.13
Chimney sweep function at maximum
output in heating mode
• Press key 13 to vary the output in chimney
sweep mode: when the LCD display dis-
plays the letters CP that alternate with the
heating water temperature value (e.g.99),
the "chimney sweep function" is at maxi-
mum (eventually range rated) output in
heating mode ( Fig. 9.14 );
Fig. 9.14
Chimney sweep function at maximum
output
• Press further key
output in chimney sweep mode: when the
LCD display displays the letters DP that al-
ternate with the heating water temperature
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MAINTENANCE
13 to vary again the
value (e.g.99), the "chimney sweep func-
tion" is at maximum output ( Fig. 9.15 );
Fig. 9.15
• Press keys 11 - 12 - 13 ( Fig. 9.11 ) at the
same time again to exit the "chimney
sweep mode" and return to the previously
set boiler status ( Fig. 9.16 ).
°C
Fig. 9.16
Winter