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MAINTENANCE
MAINTENANCE
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. 9.22);
Fig. 9.22
Chimney sweep function at maximum
output
•
Press further key 13
to vary again the
output in chimney sweep mode: when the
LCD display displays the letters
dP
that
alternate with the heating water tempera
-
ture value (e.g.
99
), the "chimney sweep
function" is at maximum output in domes
-
tic hot water mode (Fig. 9.23);
Fig. 9.23
•
Press keys 11
-
12
-
13 (Fig. 9.18) at the
same time again to exit the "chimney
sweep mode" and return to the previously
set boiler status (Fig. 9.24).
Fig. 9.24
°C
Winter