4 Commissioning [specialist]
14
997655910x-mub-en
–
V07
2016/05
4.2
Preparations before flushing
The solar circuit is flushed in the direction of flow.
1.
Disconnect the expansion tank from the solar installation.
Please observe the separate instructions regarding the expansion tank!
2.
Close the return ball valves [1.2ᅵ7.2] (90°, see page 12).
3.
The ball valve in the flow line [5.2] and the ball valves in the flow meters [3.1ᅵ9.1]
must be open.
4.
Connect the fill station to the solar station:
- Pressure hose to the fill valve [7.4]
- Flush hose to the drain valve [9.2]