A
Heating water return of the solar
heating system
B
Optional connection of the dia-
phragm expansion vessel (DEV)
&
Fit the safety assembly at the back
of the DHW cylinder at the top to the
heating water return, solar
A
.
&
Safeguard the correct orientation of
the clamping ring.
&
Counterhold the connecting pipe on
the DHW cylinder when tightening
the union nut.
Fitting the safety assembly
11
55
92
936
GB
Summary of Contents for VITOCELL 100-U
Page 23: ...23 5592 936 GB ...