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