As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MID GALLEY RIGHT AISLE ELECTRICAL BURNING SMELL. SMELL GETS STRONGER THEN DISSIPATES. RAN ALL OVENS, RE-HEATERS, LIGHTS, VIDEOS, AND CHILLERS. NO BURNING SMELL NOTED. CHECKED LAV WATER HEATERS. CH'D ALL CB'S NONE TRIPPED. CHECKED CLOSET LIGHT AND OVERHEAD LIGHTS. CHECKED SEAT ACTUATIONS IN AREA ALL CHECKED NORMAL. FOUND PORTABLE O2 DISPENSING UNIT ON RT SIDE CABINET SMELLED OF ELEC BURN. REMOVED AVIOX O2 PACK.