Connecting The Boiler On The Heating Water Side; Making The Safety Connections - Viessmann VITOLIGNO 300-P Installation Instructions Manual
Type vl3b pellet boiler
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Also See for VITOLIGNO 300-P:
- Service instructions manual (160 pages) ,
- Service instructions for contractors (144 pages) ,
- Operating instructions manual (60 pages)
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Connecting the boiler on the heating water side
A Safety connection G 1½"
B Boiler flow G 1½"
C Boiler return G 1½"
D Drain and diaphragm expansion
vessel R ¾"
Making the safety connections
Installation instructions, safety
equipment block
Note
A
Only connect regulated heating circuits
with mixer.
B
C
D
Install the safety lines.
31
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