Instruction manual

42
Instructions for the installer
C) COMPLETION OF THE BASIC ADJUSTMENTS
- Check the C02 values at the minimum and maximum
input.
- If necessary make the required adjustments
To ensure correct operation the C02 values
have to be adjusted with extreme care respec-
ting the values indicated in the table.
- Replace the protective cap on the sampling test point on
the flue outlet terminal.
MINIMUM OUTPUT ADJU-
STMENT SCREW
+
B) Min output adjustment
Via the e-bus controller Change the "Test" mode and run the
boiler at minimum output (refer to procedure illustrated on
page 43).
- Check that the C02 values are within the values indica-
ted in the table "Burner pressures"
- If necessary correct the value by turning the adjustment
screw "B" in a CLOCKWISE direction to increase the value
and in an ANTICLOCKWISE direction in order to decrea-
se it.
Gas nat. (G20)
min max
PKX 230
20 5,28 m³/h 22,83 m³/h- 9,2 8224 159,2 60
Gas nat. (G20)
PKX 300
20 7,4 m³/h 29,61 m³/h- 9,1 8724 159,1 50
Gas nat. (G20)
PKX 348
20 7,4 m³/h 34,26 m³/h- 9,1 9924 159,1 50
Levels
CO2 (%)
min
Levels
CO2 (%)
max
Fan
speed %
Consump.
min.
Diafraghm
collettore
(Ø e n. fori )
Starting
Power
%
FL FH
Check the C02 levels often, especially at low output
INJECTORS - PRESSURES
Gas
Type
Supply
Pressure
(mbar)
Ø
Injectors
(mm)
Consump.
max.
-
Levels
CO2 (%)
min
Levels
CO2 (%)
max
Fan
speed %
Consump.
min.
Diafraghm
collettore
(Ø e n. fori )
Starting
Power
%
FL FH
Gas
Type
Supply
Pressure
(mbar)
Ø
Injectors
(mm)
Consump.
max.
Levels
CO2 (%)
min
Levels
CO2 (%)
max
Fan
speed %
Consump.
min.
Diafraghm
collettore
(Ø e n. fori )
Starting
Power
%
FL FH
Gas
Type
Supply
Pressure
(mbar)
Ø
Injectors
(mm)
Consump.
max.