Viessmann B1HF - DHW and Cold Water Connection Specifics

13
Connection on the DHW side for gas condensing combi boiler
Cold water installation
Fig. 3
A
Cold water connection of boiler
B
Drain outlet
C
Visible discharge pipe outlet point
D
Safety valve
E
Non-return valve
F
Shut-off valve
G
Cold water
H
Safety assembly
Safety assembly
H
is included in the standard
delivery and requires installing.
Only use a non-return valve or a combined shut-off
and non-return valve in conjunction with a safety valve.
If the safety valve is used, the cold water shut-off valve
on the boiler must not be shut off.
Remove the toggle on the cold water shut-off valve (if
installed) to prevent manual shut-off.
Preparing for installation
Preparing for installation (cont.)
6167586
Installation