As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
STRONG BURNING ODOR ORIGINATING FROM FWD GALLEY. PERFORMED & RECIRIC FILTERS REPLACED. NO ODOR, OK TO CONTINUE. CHIME ALERTING RIGHT 5TH STAGE DUCT PRESSURE LOW. RT SIDE HAS BEEN RUNNING SIGNIFICANTLY LOWER THAN THE LTE SINCE JUST BEFORE CHRISTMAS DURING ALL STAGES OF FLT, THE ISSUE IS MORE THAN LIKELY NOT 9TH STAGE (HP) SYS. TROUBLESHOOTING.