Viessmann Vitocrossal 300 Installation Instructions For Contractors page 24
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Also See for Vitocrossal 300:
- Service instructions manual (164 pages) ,
- Service instructions for contractors (148 pages) ,
- Service manual (108 pages)
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Fitting the thermal insulation
Boiler door version
Operation with burners (187 to 635 kW) with ventilation option
Fig. 21
D
E
F
Fig. 22
24
(cont.)
C
1. Insert sight glass twin connector
door.
2. Insert hose barb
E
3. Push vent hose
onto the hose barb and con-
F
nect with the burner.
into the boiler
D
into sight glass twin connector.
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