12
Connections on the heating water and the DHW side
Shown with connection sets for finished walls (accessories)
A
Heating flow R ¾
B
DHW R ½
C
DHW circulation R ½ (separate
accessory)
D
Cold water R ½
E
Heating return R ¾
DHW connection
The DHW expansion vessel, available
as an accessory, is installed in the cold
water supply inside the boiler.
Separate installation instructions
DHW circulation connection
DHW circulation connection with
DHW circulation pump connection
set (accessory)
Separate installation instructions
Installation sequence
Installing the boiler
(cont.)
5457 552 GB