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Electrical Diagram - Bosch Pro Tankless GWH-450-ES Series Manual

Temperature modulated with electronic ignition - normal duty suitable for recirculating potable water only
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Operating instructions
4.7

Electrical diagram

Fig. 29 Electrical scheme
11
Control electrode
12
Spark plug
13
Gas valve
14
Fan
15
Temperature limiter
16
Differential pressure switch
17
Primary circuit temperature sensor
18
LED
19
Flow switch
22
6 720 607 915

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