As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON THE GROUND CABIN GALLEY COOLING FAN SOUND UNUSUALLY LOUD, ALMOST GRINDING SOUND. AFTER 5-10 MINUTES A BURNING ODOR WAS NOTICED IN THE CABIN. ONCE GALLEY POWER WAS TURNED OFF WITH THE PEDISTAL PUSHBUTTON, THE FAN STOPPED AND SHORTLY AFTER THE ODOR DISAPATED. REMOVED FAULTY GALLEY CONTROL PANEL AND INSTALLED REPAIRED CONTROL PANEL. OPS CHECKED GOOD AT THIS TIME. WORK DONE IAW CCMH 31-16-03.