As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
POTABLE WATER COMPRESSOR INOP AND EMITTING ELEC SMELL. FOUND COMPRESSOR WITH BURNT SMELL. DISCONNECTED AND STOWED CONNECTOR. PULLED/SECURED C/B H6 ON P33. FWD TO MCO PLAC REF MEL 38-10-01A SMELL OCCURRED AT GATE WITH PAX ONBOARD. REMOVED AND REPLACED POTABLE WATER COMPRESSER PER M/M. OPS CHK OK. MCO/PLA REMOVED.