Viessmann VITODENS 222-F Technical Manual page 54

Design information
■ Cover, designed to match appliance
■ Balanced flue extension, boiler flue connection
Assembly kit with mixer – on unfinished walls with mounting plate for pre-installation in unfinished buildings, part no. Z009 892
440
330
220
50
55
A
BCD E F G
5
BCD E F G
A
A Heating flow, heating circuit with mixer R ¾
B Solar return R ¾
C Heating flow, heating circuit without mixer R ¾
D DHW R ½
E DHW circulation R ½ (separate accessory)
F Gas connection R ½
G Cold water R ½
H Heating return, heating circuit without mixer R ¾
K Solar flow R ¾
L Heating return, heating circuit with mixer R ¾
VIESMANN
54
(cont.)
L
H K
HK
L
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 in the
wall.
Assembly kit comprising:
■ Plate heat exchanger for system separation of the heating circuit
with mixer
■ Variable speed high efficiency circulation pump for the heating cir-
cuit with mixer
VITODENS