Connecting The Central Heating Supply - Buderus Logano plus GB312 Installation Manual

6
Installing the boiler
6.9.4

Connecting the central heating supply

V Fit and seal the heating system supply pipe to the
threaded flange supplied.
V Insert the seal in the flange joint and tighten the bolts
evenly.
6.9.5 Fitting the heating system return
V Fit and seal the heating system return pipe to the
threaded flange supplied.
V Insert the seal in the flange joint and tighten the bolts
evenly.
6.9.6 Installing the DHW Tank
A DHW Tank can be connected to the connections VK
(after the B-kit) and RK. The required cylinder charging
pump can be controlled by the control unit MC10 +
BC10 (see instructions MC10 + BC10).
32
Fig. 25 Fitting the flow pipe
1
2
3
4
5
6
VK
Fig. 26 Fitting the return pipe
1
2
3
4
RK
Logano plus GB312 - Technical specifications are subject to change without prior notice
VK
1
6 3
Pressure relief valve
Supply pipe (external with NPT thread)
Pressure/temperature gauge
Threaded flange
Non-return check valve (observe direction of flow)
Washer
Boiler supply
RK
NPT
1 4 3
Thread on boiler return
Return pipe (external with NPT thread)
Threaded flange
Washer
Boiler return
5 4 NPT
2
7 747 010 720-04.1RS
2
7 747 010 720-81.1RS