DC: 3631 a/c 2 inverter fault ~~~~~ CE: 3631 A/C 2 P/V/F unresettable. Temp: 26.1*C.     #3631 A/C 2 P/V/F. FC 608/628. Found #3631-#2 end evaporator fan not working. RAD open position. Swap MCU to avail. Swap a/c 1 & a/c2 to avail. Check VFC2 contactor coil/conduct ok. Check EVCB2 9037 supply ok. Check VFC2 supply 6038 ok. Suspect A/C 2 inverter failure, unit isolated and tagged.     #3631-A/C 2 evaporator unit change out done. Recharge freon LP=40psi HP=120psi. Monitor a/c able to cut in/out. No inverter fault recurrence. Evaporator unit- New s/n: 032062. Old s/n: 535007. Not: 2273658 raised to RSW.