Biasi BASICA COND User Manual And Installation Instructions page 23

TECHNICAL INFORMATION
24 Automatic air purger valve
25 Pump
26 Pump vent plug
27 Gas valve inlet test point
28 Gas valve
29 Gas valve outlet test point
30 D.H.W. temperature probe NTC
31 Primary circuit pressure switch
32 Condensate trap
33 D.H.W. heat exchanger
34 Three-way diverter valve
35 Three-way electric actuator motor
36 Fan
37 Air manifold
38 Air/gas mixer
39 Burner
40 Domestic hot water flow switch
41 C.H. expansion tank
42 Domestic water circuit filter
43 Domestic hot water flow limiter (optional)
44 Flue outlet pipe
45 Air intake pipe
46 Flue exhaust sampling point
47 Air sampling point
48 By-pass valve
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