Junkers ZWC 24-3 MFK User Manual

4.5 ZWC/ZSC 18/24/28-3 MFK / MFKP types
Fig. 17
4.1 Ignition transformer
6 Temperature limiter for heat exchanger
6.1 Flue gas monitoring system (draught diverter)
6.2 Flue gas monitoring system (combustion chamber)
6.3 Temperature sensor, DHW (ZWC)
18 Central heating pump
32 Flame sensing electrode
33 Igniter electrodes
36 Temperature sensor in CH flow
52 Solenoid valve 1
52.1 Solenoid valve 2
56 Gas valve
68 Control solenoid
84 3-way motorised valve (ZWC, ZSC)
135 On-/Off-switch
136 Temperature control for CH flow
161 Link
300 Code plug
302 Earth connection
303 HW cylinder NTC sens or connection (ZSC)
310 Temperature control for hot water
312 Fuse T 1,6 A
313 Fuse T 0,5 A
315 Terminal block for programmer (EMS bus) and outside tem-
perature sensor
319 Terminal block for cylinder thermostat or external limiter
328 Terminal block for AC 230 V Mains supply
328.1 Link
413 Flow meter (turbine) (ZWC)
428 Connection for circulation pump (ZSC types)
432 HW cylinder DHW sensor (ZSC, optional)
463 Diagnostics interface
6 720 613 085-05.1O
230 V
9V/25 V
230V/AC
135
153
312
313
ST19
300
315
319
ST8
161
ST9
ST17
84
56
32
6
4.1
ST5
ST4
33
M
68
52
52.1
413
18
M
ST10
L
NLs
LR
328.1
328
302
151
+
–
A
F
136
310
463
6.1
6.2
36
ST15 303
432
ZSC
ST19
315
ST15
6.3
+
–
A
F
ZWC
ST25
ST17
428
84
M
24 | Electrial Wiring Diagrams
6 720 660 238 (2008/07)
24

Junkers ZWC 24-3 MFK Specifications

General

Brand	Junkers
Model	ZWC 24-3 MFK
Category	Boiler
Language	English