39
FIG. 4.1
R
egulating the heating power for
natural gas (G20)
Regulating the heating po
wer for
butane gas (G30)
Regulating the heating power for
propane gas (G31)
3434
3636
3838
4040
model 24
model 28
model 32
model 24
model 28
model 32
Burner pressure
Burner pressure
Burner pressure
