MCZ Duo HYDRO AIR - Manual (Page 50)

16 12
9
19
18
22
25
24
23
6
7
5 21
20
17
11
8
4
3
2
1
10
13 14 15
21 bis
50
18-CIRCUIT BOARD
MOTHERBOARD WIRING KEY
1. AUX RELAY (C-NO-NC)
2. HOME AUTOMATION CONTACT
3. ROOM PROBE
4. INPUT AUX
5. SMOKE FAN ENCODER
6. GEAR MOTOR ENCODER
7. PRESSURE TRANSDUCER
8. WATER PROBE
9. SMOKE TEMPERATURE PROBE
10. PELLET LEVEL SENSOR (OPTIONAL)
11. AIR FAN PROBE
12. SOFTWARE UPDATE
13. EXPANSION
14. SERIAL COMMUNICATION
15. PWM PUMP CONTROL
16. CONTROL PANEL
17. WATER TEMPERATURE OVERLOAD CUT-OUT
18. HOPPER OVERLOAD CUT-OUT
19. AIR FAN
20. 3-WAY VALVE
21. PWM PUMP SUPPLY
21bis. STANDARD PUMP
22. GEAR MOTOR
23. SMOKE FAN
24. SPARK PLUG
25. SWITCH
N.B. The wiring of the individual components is fitted with pre-wired connectors of different sizes.