Viessmann B1HF - Preparing for Installation; Boiler Dimensions and Connection Points Overview

11
350
Ø 60.5
Ø 96
-0.5
+0.8
148
369
700
767
58
58
123 123
186
A
B C D
E
G F
1925
139
360
H
K
125
400
257
Fig. 2 Illustration shows a gas condensing combi
boiler
A
Condensate drain
B
Heating flow
C
DHW (gas condensing combi boiler)
Cylinder flow (gas condensing system boiler)
D
Gas connection
E
Cold water (gas condensing combi boiler)
Cylinder return (gas condensing system boiler)
F
Heating return
G
Filling/draining
Preparing for installation
Preparing for installation
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Installation