Viessmann Vitocrossal 100 Installation Instructions For Contractors page 14

Gas condensing boiler with matrix cylinder burner open flue and room sealed operation

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Fitting the gas supply pipe (accessories)

a = Height between top edge of gas pipe and top

edge of base rail of the boiler max. 60 mm.

Fig. 11

Boilers up to 80 kW

Fig. 12

Boilers up to 80 kW

(cont.)

Fig. 13

Boilers 120 to 318 kW

Fig. 14

Boilers 120 to 318 kW

Gas supply pipe and room sealed operation

When routing the gas supply pipe for room sealed

operation take into account the position of the air hose.

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