Setting The Boiler Flue Sweep Function - Biasi M300V.2025 SM User Manual And Installation Instructions

10.16 Setting the boiler flue sweep
function
With the boiler set in flue sweep mode, it is
possible to exclude some boiler automatic
functions making check and control opera-
tions easier.
• Enter "programming mode" by pressing
the 13 and 15 keys simultaneously for 5
seconds (Fig. 10.21) until HiS (Boiler His-
tory) appears on the LCD display (Fig.
10.22).
12
13
Fig. 10.21
Fig. 10.22
• Scroll through the various menus by
pressing the keys 13 (back) or 15 (for-
ward), until ChS (Chimney sweep) ap-
pears on the LCD display (Fig. 10.23).
• Press the 14 key for 1 second to enter the
selected menu.
Fig. 10.23
MAINTENANCE
17
16
15
14
Flue sweep function at minimum output
in domestic hot water mode
• Press keys 13 and 15 (Fig. 10.21) at the
same time until the LCD display displays
the letters LP that alternate with the heat-
ing water temperature value (e.g.45), in-
dicating the activation of the "flue sweep
function" at minimum output (Fig. 10.24).
Fig. 10.24
Flue sweep function at minimum output
in heating mode
• By pressing 15 (Fig. 10.21) it is possible
to change power in flue sweep mode: with
the letters hP on the LCD display which
alternate between the heated water tem-
perature (i.e.32), we are in the "flue sweep
function" at the minimum power during
heating (Fig. 10.25).
Fig. 10.25
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