71
External Connections
Figure 5 –
External termination to rainwater downpipe (NB only combined foul/rainwater
drain)
Key
1
Condensate discharge pipe from boiler
2
Pipe size transition point
3
Water/weather proof insulation
4
43mm 90° male/female bend
5
External rain water pipe into foul water
6
External air break
7
Air gap
8
9
Minimum internal diameter 19mm
10
Minimum internal diameter 30mm
11
End cut at 45°
1
2
10
5
9
4
8
3
7
6
11
October 2018 Issue 1.0
Summary of Contents for 8116910
Page 4: ...4 ...
Page 14: ...14 ...
Page 54: ...54 9 EXPLODED VIEWS Frame ...
Page 55: ...55 Hydraulic assembly ...
Page 56: ...56 Exchanger Combustion ...
Page 57: ...57 Control panel ...
Page 58: ...58 Gas valve Air gas duct Fan ...
Page 79: ...79 ...