Flue Connection
3 different types of air/flue system can be designed for 23,3 kW room sealed fanned
assisted
boilers:
a) The air/flue system is designed by horizontal concentric ducts.
b) The air/flue system is designed by two separate ducts.
c) The air/flue system is designed by vertical concentric ducts.
: The air/flue kit, given with your room sealed fan assisted appliance,
is only suitable for horizontal air/flue design. For the other types,
you should order required accessories from qualified service.
Connection by horizontal concentric ducts
- 90
0
Concentric elbow can be mounted on the boiler in different positions (fig. 9).
Air/flue kit parts is mounted as shown in fig. 10.
- Stick the flat sealing ring (96,3/128 mm) on the elbow.
- Fix the sealing ring (60 mm) to interior joint of the elbow – fan outlet.
- Fix the sealing ring (60 mm) to interior joint of the elbow – tube (L=860 mm).
- Fix the sealing ring (100mm) to interior joint of the elbow – tube (L=860 mm).
- Screw the 90
0
elbow to the boiler with 4 screws.
:The air/flue ducts should be fitted at a slight % 1
0
or 2
0
downwards
incline to prevent any water or condensation from entering the boiler.
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