As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ELECTRICAL BURNING ODOR IN FIRST CLASS, 2L DOOR AREA. TURNED OFF POWER PORTS AND ODOR DISAPATED. THEAIRCRAFT WAS GROUNDED. MAINTENANCE ACCOMPLISHED CARD 05-96-70, FOUND RIGHT RECIRCULATION FAN OVERHEAD MESSAGE FAULT AND REPLACED THE RIGHT UPPER RECIRCULATION FAN IAW MM 21-25-01, AND PERFORMED SATISFACTORY OPERATIONAL CHECK. NO ODOR NOTED THROUGH OUT CABIN.