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Fig. 10.19
Flue sweep function at maximum output
in heating mode
• Press key 14 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 "flue sweep function" is at maximum
(eventually range rated) output in heating
mode (Fig. 10.20).
Fig. 10.20
• Press sequentially keys, 12 - 13 and then
14 (Fig. 10.16) and hold in for 10 seconds
to exit the "flue sweep mode" and return
to the previously set boiler status (Fig.
10.21).
Fig. 10.21
MAINTENANCE
Winter
°C
Note to service engineers
It is required that the burner seal lip seal
and mixing chamber seal along with the
flame detection electrode are inspected
every year and replaced if required.
Failure to inspect the flame detection
probe, seals and replace as required
may render the guarantee void.
- 75 -
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