IDEAL Viceroy GT 8 Installation And Servicing page 11

9 SYSTEM DESIGN CONTINUED
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27
LEGEND
1. Heating flow
2. Heating return
3. 3bar safety valve and pressure gauge
4. Flow switch (if necessary)
5. Air separator
6. Automatic venting valve
7. Valve
8. Shunt pump (required for all models)
9. Expansion tank
10. Draining valve
11. Sludge valve
12. Mixing valve
13. Non return valve
14. Heating pump
15. Low-water safety pressure-sensitive switch
Viceroy GT -
Installation & Servicing
3
6
4
5
7
7
8
7
7
9
10
7
13
22
7 26 25 7
10
GENERAL
12 7
7
13
7
21
24
6 7
23
13
7
17
19
7
18
16. Sludge decanting pot (particularly recommended for older
heating systems)
17. Independent calorifier
18. Sealed safety unit calibrated to 7bar with indicator type
discharger
19. Pressure reducer (if mains press >5.5bar)
20. Domestic cold water inlet
21. Domestic hot water outlet
22. DHW pump
23. DHW circulation pump (optional)
24. DHW circulation loop return
25. Water meter (if any)
26. Water treatment for hard water
27. Heating circuit filling (with disconnecter if required under
applicable regulations).
1
15
14
16
2
7
10
Note. Minimum static head
requirements with limit thermostat
set at 110ºC (230ºF) is 2.5m.
The example illustrated is intended
as a general guide only. Caradon
Ideal Limited will be pleased to
20
advise on specific applications.
Design and minimum flow rate
tables are shown Frame 8.
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