Installation Instructions

Appliance layout
6 720 645 817 (2010/09)
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3 Appliance layout
Fig. 20
1 Main PCB with programming unit
2 Gas burner
3 Boiler front panel
4 Siphon
5 Boiler block with thermal insulation
6 Burner controller
7 Gas valve
8 Boiler casing
9 Check valve