6
2.10 HE CB25/33 BOILER SCHEMATIC
Fig. 2a
1
- DHW flow switch
2
- Diverter valve and DHW flow valve
3
- Gas valve
4
- Primary pressure switch
5
- DHW heat exchanger
6
- Main burner
7
- Ignition electrodes
8
- Primary heat exchanger
9
- Room sealed chamber
10 - Pressure tube
11 - Fan
12 - Air pressure switch
13 - Flue sample point
14 - Condensing heat exchanger
15 - Flue limit thermostat
16 - Expansion vessel
17 - Primary temperature sensor
18 - Overheat thermostat
19 - Flame sensing electrode
20 - Condensate trap
21 - Automatic air vent
22 - Pump
23 - DHW temperature sensor
24 - Drain point
25 - Pressure relief valve
27 - By-pass
28 - Isolating valve
29 - Isolating valve
30 - Filling loop
31 - Mains inlet on/off valve
32 - Filter
33 - Flow regulator
34 - Gas service cock
Alpha HE CB25/33, SY25 - Technical Data
Содержание Benchmark HE CB33
Страница 33: ...33 9 1 HE CB25 33 ILLUSTRATED WIRING DIAGRAM Alpha HE CB25 33 SY25 Wiring Diagrams 9 WIRING DIAGRAMS...
Страница 34: ...34 Alpha HE CB25 33 SY25 Wiring Diagrams 9 2 HE SY25 ILLUSTRATED WIRING DIAGRAM...
Страница 35: ...35 9 3 HE CB25 33 FUNCTIONAL FLOW WIRING DIAGRAM Alpha HE CB25 33 SY25 Wiring Diagrams...
Страница 36: ...36 9 4 HE SY25 FUNCTIONAL FLOW WIRING DIAGRAM Alpha HE CB25 33 SY25 Wiring Diagrams...
Страница 38: ...38 Alpha HE CB25 33 SY25 Fault Finding 10 3 DOMESTIC HOT WATER HE CB25 33 only Follow operational sequence...
Страница 39: ...39 Alpha HE CB25 33 SY25 Fault Finding 10 4 FAULT FINDING SOLUTIONS A to F...
Страница 40: ...40 Alpha HE CB25 33 SY25 Fault Finding 10 5 FAULT FINDING SOLUTION SECTIONS G to J...
Страница 41: ...41 Alpha HE CB25 33 SY25 Fault Finding 10 6 FAULT FINDING SOLUTION SECTIONS K to L...
