Viessmann VITOCROSSAL 200 Installation Instructions Manual page 31

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Gas connection

(cont.)

Fig. 25

1. Break out the aperture for the gas line at the perfo-

ration in the right or left-hand side panel. Use pro-

tective gloves.

2. Route the gas line through the aperture in the side

panel.

3. Secure the inner fascia to the side panel with two

screws

4. Connect the gas supply according to TRGI 2008

[or local regulations].

AT: Connect the gas supply according to

ÖVGW-TR Gas 1996 and the regionally appli-

cable building regulations.

CH: Connect the gas supply according to SVGW.

Note

According to the [German] Combustion Ordinance,

a thermally actuated shut-off device must be instal-

led in the gas line. Outside the boiler, a manual gas

shut-off device must be provided (not part of the

standard delivery).

Note

If the gas line has been contaminated (e.g. old

pipes with corrosion products), we recommend

installing a gas filter in the supply line.

Max. permiss. gas supply pressure 50 mbar

(5 kPa)

Gas connection:

Rated heating output

186 kW

≤

246 kW

≥

Connection

R 1

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