Bosch C1210ES Specifications Page 54

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54
Electrical diagram
9 Electrical diagram
Fig. 72 Electrical scheme
1 Inlet water temperature sensor
2 Outlet water temperature sensor
3 Backflow temperature sensor
4 Cascading output connection
5 Cascading input connection
6 Ionization sensor
7 Water flow sensor
8 Flue gas limiter
9 Heat exchanger overheat sensor (ECO)
10 Gas valve
11 Exhaust temperature sensor
12 Water valve
13 Primary fan
14 ON/OFF switch
15 Secondary fan
16 Power supply cord
17 Power connection
18 Ignition electrodes
19 Ground post
20 Antifreeze kit connection
21 Fuse
22 Fuse
20...1
16...1
JP5
JP6
JP7
JP8
JP2
M
PS
MM
E
FS
T=104°C
T=220°F
T=90°C
T=194°F
Casc.
input
Casc.
output
2
1
4
5
6
7
9
10
11
12
13
15
16
20
19
18
21
22
17
14
8
Backflow
3
6720608158-01.1AL
T=110°C
T=230°F
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