System Boiler Wiring Diagram - Bosch Condens 2000F30 Regular boiler Installation, Commissioning And Servicing Instruction Manual

12 | Appliance information
2.13

System boiler wiring diagram

Fig. 9
[1] Appliance terminal connector block
[2] Mains electrical supply connector
[3] Heat control module (HCM)
[4] Spark generator
[5] Spark electrodes
[6] Flame sense electrode
[7] High limit thermostat
6 720 ... ... (YYYY/MM)
L1
N
L2
N
N
1
13
12
10
2
6 5
8
11
[8] Flow temperature sensor
[9] Diverter valve connection
[10] Pump
[11] Flue overheat thermostat
[12] Gas valve
[13] Fan
7
9
Product Name
3
4