Preparations Before Flushing - PAW SolarBloC midi Basic 2S Installation And Operation Instruction Manual

4 Commissioning [specialist]

4.2 Preparations before flushing

2-tank solution
The solar circuit is flushed in the direction of flow.
1. Disconnect the expansion tank from the solar system. Observe the separate instructions for the
expansion tank!
2. Close the return ball valves [1.2|7.1] (90°, see chapter 4.1).
3. The ball valve in the flow line [5.2] and the ball valves in the flow meters [3.1|9.1] must be open.
4. Connect the fill station to the solar station:
- pressure hose to the fill valve [7.3]
- flush hose to the drain valve [9.2]
09/2023 99775810x-mub-en - V01
2-roof solution
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