7 181 465 347 (01.07)
46
Appendix
5.2
Electronic schemes
Fig. 2
4.1
Ignition transformer
6
Temperature limiter, heat exchanger
9
Flue gas temperature limiter
18
Pump
32
Flame sensing electrode
33
Ignition electrode
36
Temperature sensor in CH flow
52
Solenoid valve 1
52.1
Solenoid valve 2
56
Gas valve CE 427
61
Reset button
84
Motor, 3-way valve (ZSBR)
135
Master switch
136
Temperature control for CH flow
151
Fuse, slow 2.5 A, AC 230 V
153
Transformer
161
Link
226
Fan
300
Code plug
302
Earth connection
310
Temperature control for hot water
312
Fuse, slow T 1,6 A
313
Fuse, slow T 0,5 A
317
Digital display
328
Terminal block for AC 230 V Mains supply
328.1
Link
363
Indicator lamp for burner
364
Indicator lamp for power supply
365
“Chimney sweep” button
366
Service button
367
ECO button
400
Textdisplay
422
Connecting TR2
6
9
32
33
36
52.1
52
56
61
230 V
135
25 V
230V/AC
153
136
151
1 2 4 7 8 9
161
M
226
300
L N
Ls
Ns
328
LR
302
310
312
313
317
363
364
365
366
ECO
367
4.1
328.1
18
84
M
400
4
3
F
M
6 720 610 603 - 03.1O
mains supply
422
r
r
bl
bl
bl
bl
bl
o
o
p
p
p
o - orange bl - black r - red p - purple
Summary of Contents for ICC2 combi ZWBR 11-37 ICC2
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