Viessmann Vitodens 200-W Installation And Service Instructions For Contractors page 8

Preparing for installation
Preparing for installation
!
Please note
To prevent appliance damage,
connect all pipework free of load and torque
stress.
450
G
100 215
A B C D EF
Fig. 1
Heating flow Rp
A ¾
B DHW Rp (gas condensing combi boiler)
½
Cylinder flow G (gas condensing boiler)
¾
Gas connection
C
Cold water Rp (gas condensing combi boiler)
D ½
Cylinder return G (gas condensing boiler)
¾
Rated heating output
kW
3.2 - 19.0
6.5 - 26.0
8.8 - 35.0
Note
This boiler (IP rating: IP X4 D) is approved for installa-
tion in wet rooms inside safety zone 1 according to
DIN VDE 0100. Exposure to water jets must be pre-
vented.
Observe the requirements of DIN VDE 0100.
8
360
a
K
Heating return Rp
E
F Filling/draining
Wiring area
G
Dimension with DHW cylinder below
H
Condensate drain
K
1. Fit the pre-plumbing jig or mounting frame provided
Dim. a
at the chosen installation site.
mm
136
158
158
2. Prepare the connections on the water side for the
valves on the pre-plumbing jig or mounting frame.
Thoroughly flush the heating system.
3. Prepare the gas connection according to TRGI or
TRF [or local regulations].
¾
Pre-plumbing jig or mounting frame installa-
tion instructions