Trane TVR Pro CO Series - Page 52

51
4 Fan Module
4.1 Ports
Figure 5-4.1: Compressor inverter module ports
Table 5-4.1: Fan module PCB ports
Label in
Port code
Content
Port voltage
1
CN3
Connect to fan motor
/
2
CN1/CN4
Communication port to main board
0-5V DC (varying)
3
CN2
Program upgrade port
/
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.
Dial switch on fan module
Fan module address
0 for fan module A
1 for fan module B
1
2
3