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MAINTENANCE
MAINTENANCE
Fig. 9.13
Chimney sweep function at maximum
output in heating mode
Press key
• 17
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.
60
),
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 in domestic hot water mode
Press further key
• 17
to vary again the
output in chimney sweep mode: when the
LCD display displays the letters
DP
that al-
ternate with the heating water temperature
value (e.g.
99
), the "chimney sweep func-
tion" is at maximum output in domestic hot
water mode" ( Fig. 9.15 );
Fig. 9.15
Press keys
• 15
- 16 - 17 ( 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 ).
Fig. 9.16
°C
°C
Winter
Summer
