Atag XL110 - Parallel Boiler Connection; Concentric Boiler Connection

Installation & Servicing instructions ATAG XL
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7.1 Parallel boiler connection
Theboilercomesasstandardwithaparallelconnectionfortheuegasoutletandair
supply system.
The air supply opening (1) has a diameter of ø100mm.
The air supply channel can be connected to it, or, if it involves an “open device” (Drain-
agecategoryB),anairltermustbetted.
The air supply (3) of the concentric part is closed by a lid ø150mm.
Theuegasoutletconnection(2)hasadiameterofø100mm.
7.2 Concentric boiler connection
Carry out the following tasks to convert the boiler to a concentric connection.
- Remove the lid ø150 (3) from the air supply connection of the concentric connection
component (2).
- Fit the lid ø100 on the air supply opening (1) and secure it with the screw (all parts
are delivered separately in the foam wrapping underneath the boiler)
The air supply opening has a diameter of ø150mm.
Theuegasoutletconnectionhasadiameterofø100mm.
Theuegasoutlet-/airsupplysystemisthenconnectedtotheconcentricconnection
component.
1430
660
1070
460
1715
1
2
3
1430
660
1070
460
1715
1
2
3
Figure 7.1.a
Figure 7.2.a