Trane TVR Pro CO Series Service Manual page 52

4 Fan Module
4.1 Ports
Figure 5-4.1: Fan module ports
Table 5-4.1: Fan module PCB ports
Label in Port code
1 CN6
2 CN5
3 CN2
4 CN1
5 CN4
6 CN7
7 CN8
8 CN3
9 SW1
10 LED2
11 LED1
Notes:
1. This dial switch is used to set fan module A/B address. The fan module A/B location refers to the wiring diagram.
Power supply port to fan module control part
Power supply port to fan module control part
Program upgrade port
Communication port to main board
Communication port to main board
Power supply port "N" to fan module IPM
Power supply port "P" to fan module IPM
Connect to fan motor
Fan module address dial switch
Fan module error indicator
Fan module operating indicator
Dial switch on fan module
Content
1
Fan module address
0 for fan module A
1 for fan module B
51
Port voltage
18-22V DC
18-22V DC
/
0-5V DC (varying)
0-5V DC (varying)
Voltage between P and N is 485-645V
Voltage between P and N is 485-645V
/
Note 1
/
/