Bosch T9800SE199 Installation and Operating Guide

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Installation instructions

Greentherm T9800 SE 160/199 – 6 720 816 815 (2022/01)

Fig. 32 Hydro air system with water heater

[1] Hot water outlet

[2] Cold water inlet

[3] Pressure relief valve

[4] Gas supply

[5] Shut off gas valve (field supplied)

[6] Thermal expansion tank (as required)

[7] Air purge (field supplied)

[8] Cold water supply

[9] Check valve (field supplied)

[10] Thermostatic mixing valve (field supplied)

[11] Thermometer (optional) (field supplied)

[12] DHW outlet

[13] Thermostat (field supplied)

[14] Air handler

[15] Check valve (field supplied)

[16] Shutoff valve (field supplied)

[17] Circulation pump (only required if air handler doesn’t

includes an internal pump) (field supplied)

[18] Relay (only required if air handler doesn’t includes an

internal pump) (field supplied)

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Bosch T9800SE199 Greentherm 9800 Tankless Water Heater Without Pump & Wi-Fi