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INSTRUCTIONS PERTAINING TO THE INSTALLER 926.772.1 - GB/IE
Table 2
Table 2.1
Model Counter clockwise
turns of screw
(V)
WH 46 3
WH 65 4
3
/
4
Table 3
Table 1
Gas consumption at 15 °C
1013 mbar
gas G31 - 3P - 37 mbar
WH 46 WH 65
PCI (MJ/Kg) NET 46.34 46.34
Consumption at max. heat output (Kg/h) 3.60 5.20
Consumption at min. heat output (Kg/h) 1.16 1.55
Gas nozzle (mm) 8.5 ---
G20 - 2H - 20 mbar G31 - 3P - 37 mbar
CO
2
max. heat output 8.7 % 10 %
CO
2
min. heat output 8.4 % 9.8 %
IMPORTANT: in the case of conversion from natural gas to propane (LPG), the following operations must be
performed before calibrating the gas valve as illustrated previously:
• Turnadjusterscrew(V)onthegasvalvethroughthenumberofcompleterevolutionsspeciedintable3.
Gas consumption at 15 °C
1013 mbar
gas
G20 - 2H - 20 mbar
WH 46 WH 65
PCI (MJ/Kg) NET 34.02 34.02
Consumption at max. heat output (Kg/h) 4.91 7.08
Consumption at min. heat output (Kg/h) 1.58 2.11
Gas nozzle (mm) 8.5 ---