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12
Interior components diagram
12.1 Interior components
21
Fig. 69
Interior components
[1] Inlet water filter
[2] Air fan
[3] Control unit
[4] Gas manifold
[5] Burner
[6] Heat exchanger
[7] Condensing unit
[8] Main water valve
[9] By-pass pipe
[10] Recirculation pump
[11] Gas valve
Greentherm T9900 SE/i – 6 720 813 635 (2019/03)
6720813635-24.2V
20
19
[12] Condensate trap
[13] By-pass water valve
[14] Ionization sensor
[15] Ignition electrodes
[16] PRV connection
[17] HE drain
[18] Power cord
[19] Gas connection
[20] Condensate drain
[21] HE drain
Interior components diagram
17
18
75
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