Biasi Advance Plus 16S User Manual And Installation Instructions page 22

25 Pump
26 Pump vent plug
27 Gas valve
28 Gas valve inlet test point
29 Control box containing:
External temperature probe terminal
block, remote terminal block, power
supply terminal block, external controls
terminal block
30 Primary circuit pressure switch
31 Condensate trap
32 Fan
33 Air box (air/gas mixer)
34 Ignition electrode
35 Burner
36 C.H. expansion tank
37 By-pass valve
38 Flue outlet pipe
39 Air intake pipe
40 Flue exhaust sampling point
41 Air sampling point
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TECHNICAL INFORMATION