Trane 4TVH0086FE000AA Service Manual page 101

L4: MCE error
Notes:
1. Compressor inverter module address is set through dial switch S7 on the inverter module. The compressor inverter module A/B location refers to the wiring
diagram.
S7 on inverter module
0 for compressor inverter module A
1 for compressor inverter module B
100
Inverter module address