6
Installing the boiler
Logano G225/Logano plus GB225 - We reserve the right to make any changes due to technical modifications.
40
6.2.2
Connecting the safety flow and return
We recommend you fit a boiler safety assembly
(accessory) and an air vent valve (accessory) to
connector VSL.
Fig. 56 Connecting the air vent valve to the safety flow
6.2.3
Connecting the DHW cylinder
V
Connect the DHW cylinder return to connection RS.
V
Connect the DHW cylinder flow either at VS1 or VS2.
V
Seal off the surplus VS and RS connector.
Fig. 57 DHW cylinder connection
6.2.4
Fitting the boiler fill & drain valve (not supplied)
V
Fit and seal the boiler fill & drain valve to connection EL.
Fig. 58 Fitting boiler fill & drain valve
Caution: Risk of system damage due to
incorrect components connected to
connection VSL.
V
Never connect a solar heating system,
DHW cylinder or other heating circuit to
connection VSL.
VSL
6 720 615 876-56.1RS
RS1
VS1
VS2
RS2
6 720 615 876-57.1RS
EL
6 720 615 876-58.1RS
EL
