Connecting The Heating Water Side - Viessmann vitocrossal 300 Installation Instructions Manual
Gas fired condensing boiler
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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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Connecting the heating water side
A
B
K H
A Boiler return 2: PN 6 DN 100
B Boiler return 1: PN 6 DN 125
C Fem. connection for maximum pres-
sure limiter: R ½"
D Safety connection (safety valve):
PN 16 DN 50
E Female connection for water level
limiter: R 2"
C
D
E
F
F Boiler flow: PN 6 DN 125
G Fem. connections for control equip-
ment: R ½"
H Condensate drain: R ½"
K Drain: R 1¼"
G
21
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