Automatic Calibration Of The Gas Valve - Biasi RINNOVA ADAPTIVE User Manual And Installation Instructions

ing the keys 13 (back) or 15 (forward), until
Ch5 (Chimney sweep) appears on the LCD
display (Figure 7.5).
• Press the 14 key for 1 second to enter the se-
lected menu.
Figure 7.5
• The letters LP, alternating with the minimum
heating water temperature (e.g.45), appear
on the screen indicating the activation of the
"chimney sweep function" at minimum pow-
er (Figure 7.6).
Figure 7.6
• Compare the value of CO
gas analyser with the one in the "Data in
DHW mode" table and the values of CO
Q.min. section "Technical data M300V.2025
SM" on page 26 and "Technical data
M300V.3035 SM" page 29.
Check maximum burner pressure
• Press button 15 3 times until the LCD display
indicates the letters dP (chimney sweep ac-
tive in maximum DHW mode) that alternate
with the value of the heating water tempera-
ture (e.g.60), indicating the activation of the
"chimney sweep function" at maximum out-
put in DHW mode (Figure 7.7).
CHECKING THE GAS SETTINGS
read on the flue
2
at
2
Figure 7.7
• Compare the value of CO
gas analyser with the CO
in DHW mode as stated in section "Techni-
cal data M300V.2025 SM" on page 26 and
"Technical data M300V.3035 SM" page 29.
If the two values do not coincide with the
value shown in section "Technical data
M300V.2025 SM" on page 26 and "Techni-
cal data M300V.3035 SM" page 29, exit pro-
gramming mode by pressing the 14 key for 5
seconds and carry out the "Automatic calibra-
tion of the gas valve" page 55.
7.3 Automatic calibration of the gas
valve
When replacing the panel board, the fan or gas
valve, or parameter P01 on the control board
is changed, the gas valve must be calibrated in
order to carry out CO
2
boiler output.
• Connect a flue analyser to the flue gas anal-
ysis outlets on the flue gas exhaust on the
boiler Figure 7.2.
• Make sure that the room thermostat is in the
"heat request" position.
• Draw off an abundant amount of DHW by
opening the taps.
• Enter "programming mode" by pressing the
13 and 15 keys simultaneously for 5 seconds
read on the flue
2
value at Q.nom
2
calibration at maximum
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