Part 6 Electric Control And Troubleshooting; Pcb Photo - Trane 4TXM2318BF300AA Service Manual

Part 6 Electric Control and Troubleshooting

6.1 PCB PHOTO

4MXC2309BF0W0AA 4MXC2312BF0W0AA 4MXC2318BF0W0AA (Manufactured before 6th May, 2021)
PCB (0151800244AE+0151800332)
0151800208CM电脑板
4MXC2309BF0W0AA
PCB(0151800208CM)
CN21 LED Panel/Controller
receiver 0-5VDC
CN11
AC Wired controller*2
0-12VAC
CN4 Wifi
0-5VDC
Swing motor
4MXC2312BF0W0AA 4MXC2318BF0W0AA (Manufactured after 6th May, 2021)
CN19 Float switch 0-5VDC
CN3 Ambient temp. sensor/
CN1 Room card Coil temp. sensor
0-5VDC
0-5VDC
CH1
Communication
port between
IDU & ODU
CN6 DC fan motor
CN8 Electric heater
0-12VDC
97
CN10 Fresh air
240VAC
CN9 Water pump
motor 240VAC
CN16 Power supply
240VAC