As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
F/A NOTICED AN INTERMITTENT BURNING ODOR IN THE AFT GALLEY. PERFORMED DETAILED VISUAL INSPECTION FOUND COFFEEMAKER 507 WITH SLIGHT ELECTRICAL ODOR. NO OTHER DEFECTS NOTED APU BLEED ON ALL LIGHTING ON. NO DEFECTS NOTED. CHANGED COFFEEMAKER AS PRECAUTIONARY IAW AMM 25-35-15. OPS OK