Bosch Worcester 15SBi Installation And Servicing Instructions page 22

Fig. 41. Inner Casing 15SBi
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16
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1. Fan Assembly
2. Air Flow Sensing Tubes
3. Flue Hood
4. Overheat Thermostat
5. Combustion Chamber
6. Combustion Chamber Fixing Screws
7. Gas Pipe (Burner Assembly)
8. Burner Assembly
9. Spark Electrode Assembly
10. Return Pipe
11. Flow Pipe
12. Flow Sensor
13. Heat Exchanger
14. Auto Air Vent
15. Combustion Sampling Point
16. Wing Nut
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22
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