ecoTEC pro - Vaillant
ecoTEC pro - Vaillant
ecoTEC pro - Vaillant
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8.6 Connection wiring diagram<br />
24 V<br />
230 V~<br />
Ignition<br />
transformer<br />
X51<br />
Display<br />
Connection<br />
X2<br />
blue<br />
X41<br />
X20<br />
pink<br />
Edge<br />
connector<br />
X106<br />
8<br />
17<br />
7<br />
18<br />
14<br />
13<br />
2<br />
4<br />
12<br />
5<br />
3<br />
11<br />
6<br />
1<br />
5<br />
7<br />
8<br />
7<br />
12<br />
13<br />
2<br />
15<br />
16<br />
4<br />
3<br />
17<br />
X18<br />
green<br />
X1<br />
turquoise<br />
6<br />
FB<br />
AF<br />
RF<br />
DCF<br />
0<br />
0<br />
1<br />
Burner<br />
off<br />
RT<br />
24 Bus<br />
-<br />
+<br />
RT<br />
L<br />
N<br />
8.3 Wiring diagram for the <strong>ecoTEC</strong> <strong>pro</strong> electronics box<br />
L<br />
N<br />
Circulation pump remote control<br />
External sensor<br />
Flow sensor (optional)<br />
DCF connection<br />
Earth<br />
Earth<br />
24 V DC room thermostat<br />
Bus connection<br />
(Controller/room th. digital)<br />
Electrical installation<br />
Installation and maintenance instructions <strong>ecoTEC</strong> <strong>pro</strong> 0020129672_03 29<br />
1 2<br />
3<br />
4<br />
5 6<br />
M<br />
Internal pump *<br />
No function *<br />
230 V AC room thermostat *<br />
Mains connection<br />
Appliance earth<br />
1<br />
3<br />
4<br />
1<br />
2<br />
3<br />
Diverter valve<br />
red J Flow sensor<br />
blue J Return sensor<br />
Safety fuse<br />
Contact thermostat/burner off<br />
Water pressure<br />
sensor<br />
Impeller sensor<br />
orange J Warm start sensor<br />
+<br />
Gas valve<br />
1 2 45<br />
+ 24 V<br />
Hall signal<br />
Fan<br />
PWM<br />
Earth<br />
Ignition<br />
electrode<br />
* ... variant-dependent<br />
8
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