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Bosch Greentherm 9800 SE 160/199 Manual page 58

Indoor residential and comme rcial tankless water heaters
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58 | Electrical diagram
[1] Ionization sensor
[2] Fan
[3] Ignition electrode
[4] Power supply
[5] Connection for anti freeze kit
[6] Connection for remote control
[7] Gas valve - Modulation
[8] Water bypass valve
[9] Electrovalve 3
[10] Electrovalve 1
[11] Electrovalve 2
[12] Gas valve - Solenoide safety
[13] Thermofuse
[14] Water flow sensor
[15] Exhaust temperature sensor
[16] Exhaust temperature sensor - Between chambers
[17] Water outlet bypass temperature sensor
[18] Cabinet temperature sensor
[19] Water outlet HC temperature sensor
[20] Water inlet temperature sensor
[21] Tank temperature sensor
[22] Water valve
[23] Cascading in/Out
[24] Touch control display connection
6 720 816 815 (2016/10)
Greentherm 9800 SE 160/199 | SEC 199

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