Installation & Servicing instructions ATAG A-Series
18
The appliance concentric connection diameter is 60/100 mm, to which the ue gas
outlet and air supply system can be tted, with or without elbow pieces. The maximum
permissible pipe length is set out in Table 6.8.1.a.
Boiler conversion from concentric to parallel
It is also possible to use a parallel pipe connection of 2x 80 mm. In this case a conversion
kit 'concentric to parallel' should be ordered. Art.nr. S4440520.
A. 1. Push the 2 clips slightly outwards.
B. 2. Pull the concentric adapter out of the boiler.
3. Press the cover in the connection at the back from inside out.
C. 4. Pull the rubber seal around the bottom of the ue connector.
5. Push the ue connector in the boiler, in the boiler ue pipe until
‘CLICK’.
6. Push the ø125mm cover over the ue connector in the ø125mm
opening until ‘CLICK’.
7. Push the rubber plug in open position in the O
2
measuring opening and
close the stop.
8. Push the gasket around the top of the ue connector.
D. Connect the parallel ue gas and air intake system (2x ø80mm).
A
1
B
2
3
C
4
7
5
6
8
D
boiler conversion from
concentric to parallel
Figure 6.8.b
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