Viessmann VITODENS 242-F Technical Manual page 61

Design information
Connection set with pre-mounting bracket, for pre-installation on finished walls (downward connection) in unfinished buildings,
part no. 7354 669
440
330
220
55
50
K
A B C D E F G H
A B C D E F G H
A Solar return R ¾
B Heating flow R ¾
C DHW R ½
D DHW circulation R ½ (separate accessory)
E Gas connection R ½
Type
Vitodens 242-F, B2UA
A wall clearance of 70 mm is required behind the Vitodens.
Note
The adjustable feet give the height measurements of the connections
a tolerance of + 15 mm.
VITODENS
(cont.)
70
a b
mm mm
1913 1925 2102
F Cold water R ½
G Heating return R ¾
H Solar flow R ¾
K Balanced flue connection towards the back
c For connecting on-site lines on the gas, heating water and DHW sides
mm from below.
Connection set comprising:
■ Connection panel
■ Connection pipes
■ Shut-off valves for heating water flow and return, with boiler drain &
fill valve and air vent valve
■ 2 connectors for DHW
6
VIESMANN
61