As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
30 MINUTES INTO FLIGHT CREW NOTICED AN ELECTRICAL BURNING SMELL. TURNING THE ECS TO MANUAL COOL, COCKPIT BLOWERS ON & CABIN BLOWER OFF, SMELL WENT AWAY. LANDING WAS UNEVENTFUL. REPLACED DEFECTIVE FWD & AFT CABIN EVAPORATOR BLOWER MOTORS. SYSTEM OPERATIONAL CHECK PERFORMED WITH NO DEFECTS NOTED. ACFT WAS RTS. FWD EVAPORATOR BLOWER PN OFF 300-0261-1 & SN T-M10135-01. AFT EVAPORATOR BLOWER PN OFF 300-0271-1 & SN K71353.