Installation and Operating Guide

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Interior components diagram

77

Greentherm T9900 SE/i – 6 720 813 635 (2022/01)

12 Interior components diagram

12.1 Interior components

Fig. 70 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

[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