Heatrae Sadia HI-MAX INSTANT ID 5-60 Installation, Operation And Maintenance Manual page 23

Key to Figure 22
1. Electrical cable entry point (grommet)
2. District return isolation valve complete with blue butterfl y handle
3. District fl ow isolation valve complete with red butterfl y handle
4. District return P/T test point (blue)
5. District fl ow P/T test point (red)
6. Apartment heating expansion vessel
7. District heating fl ow strainer
8. District heating pressure independent control valve complete with 24v actuator
9. District heating diverter valve
10. Apartment heating safety valve
11. Heat meter fl ow sensor position
12. Apartment heating system pressure gauge
13. DHW temperature sensor
14. Flow hydroblock
15. District heating drain
16. DHW safety TMV
17. DHW fl ow isolation valve complete with red butterfl y handle
18. Apartment heating fl ush and fi ll valve
19. Apartment heating fl ow isolation valve complete with red butterfl y handle
20. DHW drain
21. Apartment heating safety valve discharge pipe
22. DHW cold feed isolation valve complete with blue butterfl y handle
23. Filling loop isolation valve
24. Apartment heating return isolation valve complete with blue butterfl y handle
25. Apartment heating drain
26. DHW cold feed fl ow sensor
27. Apartment heating pump
28. DHW plate heat exchanger
29. Apartment heating low pressure switch
30. Apartment heating AAV
31. Apartment heating return temperature sensor
32. Apartment heating fl ow temperature sensor
33. Apartment heating plate heat exchanger
34. Installer terminal box
35. Heat meter stool piece
36. PID controller
37. Filling loop braided hose pipe clip
38. Cable clamp
39. 1st fi x rail
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