Viessmann VITODENS 222-F Technical Manual page 50

Design information
Connection sets for installation on finished walls, for connection to the left or right
Connection set without pre-mounting bracket, part no. 7347 985
410 410
398
361
H
G
F
E
D
C
B
A
5
A Solar return R ¾/Ø 22 mm
B Heating flow R ¾
C DHW R ½
D Gas connection R ½
E DHW circulation R ½ (separate accessory)
Type
Vitodens 242-F, B2UB
Note
The adjustable feet give the height measurements of the connec-
tions a tolerance of + 7 mm.
For connecting the on-site gas, heating water and DHW lines from
the left or right.
VIESMANN
50
(cont.)
50
K
A
B
C
D
E
F
G
H
a b
mm mm
1367 1422
F Cold water R ½
G Heating return R ¾
H Solar flow R ¾/Ø 22 mm
K Balanced flue connection towards the back
c d e
mm mm mm
1477 1532 1587
Connection set comprising:
■ Connection pipes
■ Shut-off valves for heating water flow and return, with boiler drain
& fill valve
■ 2 connectors for DHW
■ 2 connectors each for solar flow and return (R¾/Ø 22 mm)
■ Gas shut-off valve with thermally activated safety shut-off valve
f g h
mm mm mm
1592 1696 1752
k l
mm mm
1807 2002
VITODENS