Viessmann VITODENS 200-W Installation And Service Instructions For Contractors page 12

Preparing for installation
Preparing for installation
Note
This boiler (IP rating: IP X4) is approved for installation
in wet rooms inside safety zone 1, to DIN VDE 0100.
Exposure to jets of water must be prevented.
For open flue operation, the boiler may only be oper-
ated with a splash cover.
Observe the requirements of DIN VDE 0100.
1. Subject to order: Fit supplied pre-plumbing jig,
mounting frame or wall mounting bracket in the rel-
evant installation location.
Installation instructions for pre-plumbing jig
or mounting frame
Note
Check the condition of the wall where the boiler is
to be installed. For the suitability of the supplied
rawl plugs for various building materials, see man-
ufacturer's instructions: Fischer Spreizdübel SX 10
x 80
For other construction materials, use fixing materi-
als with sufficient load bearing capacity.
2. Prepare the water connections to the valves/fittings
of the mounting bracket.
Thoroughly flush the heating system.
!
Please note
To prevent appliance damage,
connect all pipework free of load and torque
stress.
Note
To prevent dirt from entering the connections: Do
not remove the protective caps until you are about
to fit the boiler.
Note
If an on-site expansion vessel also has to be instal-
led: Install this expansion vessel in the cylinder
return, as the 3-way diverter valve is located in the
heating flow.
12
(cont.)
3. Prepare the gas connection according to TRGI or
4. Prepare the electrical connections.
TRF [or local regulations].
■ The appliance is delivered fitted with a power
cable (approx. 2 m long).
Note
Connect the power cable to the electricity supply
using a fixed connection.
■ Power supply: 230 V, 50 Hz, fuse rating
max. 16 A
■
Accessory cables: 0.75 mm
with required number of cores for external con-
nections.
2 flexible PVC cable