As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING FLIGHT 4319 THE CREW REPORTED A HOT SMELL IN THE CABIN DURING THE FLIGHT. AIRCRAFT REMOVED FROM SERVICE. PERFORMED GROUND VISUAL INSPECTION OF THE CABIN AND GALLEY AREA WITH POWER ON AND OFF. RAN LEFT AND RIGHT PACKS FOR 15 MINUTES. INSPECTED HOT JUG SYSTEM AND FOUND NO ABNORMAL SMELLS AT THIS TIME. OPERATIONAL CHECK IS GOOD. THE AIRCRAFT RETURNED TO SERVICE.