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CONNECTION TO THE PRIMARY CIRCUIT (Typical floor installation)
Key
1.
Primary circuit filling valve
2. Charging pump
3. Check valve
4. Primary circuit stop valve
5. Expansion vessel
6. Pressure gauge
7.
Safety valve
8. Drain valve
9. Stop valve
9
28
Installation
1
2
3
7
4
8
Cold water
Hot water
HR s & Jumbo : A1007851 - 661Y1200 • E
4
6
5
EN
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