Preparing For Installation Preparing For Boiler Installation - Viessmann Vitodens 222-F Installation And Service Instructions For Contractors

Preparing for boiler installation
Use a connection set or connection kit, available as an
accessory, to make the connection on the gas and
water sides.
Fitting accessories
Fit all accessories that are installed at the back of the
boiler (e.g. connection sets).
Preparing connections on site:
Connection set installation instructions
or
Assembly kit installation instructions
410
398
361
320
E A
D
B
F
C C
F
B D
A E
K
G
80
50
140
Fig. 1
330
220
55
G
C
F
A
B
50
600
Fig. 2
Heating flow R
A
¾
DHW R
B ½
Gas connection R
C ¾
Cold water R
D ½
E Heating return R
¾
DHW circulation R
F ½
Condensate drain facing backwards into the wall
G
Condensate drain to the side
H
Wiring area
K
D
E
(separate accessory)
Note
Fit safety equipment in accordance with the national
regulations.
!
Please note
Avoid damaging the appliance.
Connect all pipework free of load and torque
stress.
The following diagram shows sample connection sets
for installation on finished walls, with connection to the
top or side.
50
Ø 96
-0,5
Ø 60,5
+0,8
G
40
H
46
Rated heating output
a (mm)
b (mm)
c (mm)
d (mm)
e (mm)
f (mm)
g (mm)
h (mm)
k (mm)
l (mm)
m (mm)
n (mm)
p (mm)
q (mm)
Note
All height dimensions have a tolerance of +7 mm on
account of the adjustable feet.
Preparing for installation
13, 19, 26 35 kW
kW
745
750
972 1172
1027 1227
1082 1302
1137 1337
1191 1391
1247 1447
1302 1562
1437 1637
1466 1666
1465 1665
1526 1726
201
945
950
224
9