6.1.5
MAIN COMPONENTS
Fig. 3
KEY
1 Control panel
2 Circulation pump
3 Air relief valve
4 Burners
5 Expansion vessel
6 Air pressure switch
7 Fan
8 C.H. sensor
9 Primary exchanger
10 Ignition/detection electrode
11 Gas valve
“FORMAT DGT 30i - 30e ” models
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