General Layout - Potterton Promax 24 Combi ErP Installation And Service Manual

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Reset
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© Baxi Heating UK Ltd 2016
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2.0 General Layout

2.1 Layout
1. Expansion Vessel
15
2. Automatic Air Vent
3. DHW Plate Heat Exchanger / Automatic Bypass
4. Circulation Pump
(NOTE: T he boiler can be fitted with one of two alternative
pumps, Grundfos or Wilo. All boiler illustrations show
Grundfos. Section 13.14 details both types).
5. Drain Off Point
13
6. Pressure Relief Valve
7. Optional Integral Timer Position
16
8. Central Heating System Pressure Gauge
9. PCB
20
10. Control Box
11. 3-Way Valve Assembly
12. Condensate Trap
13. Flame Sensing Electrode
14. Spark Electrode
15. Primary Heat Exchanger
16. Fan Assembly
17. On/Off/Reset Selector Switch
18. Central Heating Temperature Control
19. Hot Water Temperature Control
20. Venturi
21. Air/Gas Collector
22. Combustion Box Cover & Burner
23. Igniter
24. Burner On Light
25. Central Heating Mode Light
12
26. Domestic Hot Water Mode Light
27. Display
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28. Pump PCB
29. Selector Switch
3
30. Air Pressure Switch
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0 4
bar
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