Viadrus K4 - Page 37

Servicing
37
1. Power mains 230VAC,
2. Panel with LCD screen
3. Fan,
4. Pump,
5. Three-way valve,
6. Ignition and Ionization electrode,
7. External sensor,
18. Gas valve
24. Euro connector – the boiler power supply
bk black
bu blue
bn brown
gnye green-yellow
Fig. . 23 Boiler electrical equipment wiring diagram (low voltage)