Supplied By www.heating spares.co Tel. 0161 620 6677
7 181 465 347 (05.01)
Appendix
51
6.2
Electrical wiring diagram
Fig. 16
4.1
Ignition transformer
6
Temperature limiter, heat exchanger
6.1
Hot water NTC sensor (combi only)
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
96
Microswitch, hydraulic switch (combi only)
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
Text display
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
6.1
18
84
96
M
400
4
3
F
M
6 720 610 602 - 02.1O
mains supply
422
o - orange g - green bl - black r - red p - purple
r
r
bl
bl
bl
bl
bl
o
o
o
o
g
g
p
p
p
