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54
IT
EN
– close the valves which were opened previously
– disconnect the pressure gauges, carefully close the pressure
points (6) and (7), put the control panel back to the original
position and refit the front panel (2).
6
7
Fig. 37
Gas supply pressure
Type of gas
G20
G30
G31
Pressure (mbar)
20
28-30
37
Pressure at nozzles
Type of gas
G20
G30
G31
Pressure
at nozzles
(mbar)
at Max heat output 9,8 - 10,2 27,8 - 28,2 35,8 - 36,2
at min heat output
1,9 - 2,2
4,9 - 5,2
6,3 - 6,6
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