7
2 3 Max dimensions and connections
835
80
40
915
510
Ø80mm
375
385
50
75
107
100
130
72
120
108
83
1
3
2
4
5
Fig. 2
1 Central heating return
2 Central heating flow
3 Gas fitting
4 Condensate outlet Ø18
(see chapter Preparation for the condensate drain)