As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CAPTAIN REPORTED THAT DURING CRUISE STRONG FUMES WERE PERCEIVED IN BOTH GALLEY AREAS WITH NO EVIDENCE OF SMOKE, DISAPPEARING AFTER TRIPPING OFF GALLEYS CIRCUIT BREAKERS. MX PERFORMED A REVISION DETECTING THE MAIN BATTERY WITH HIGH TEMPERATURE AND FUMES; SO THE MAIN BATTERY WAS REPLACED IAW MM 24-31-11, TESTED CORRECT.