As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
OVERHEAT ON NR 2 PACK FLOW CONTROL COMPRESSOR DISCHARGE 320 DEG. CENT. THERE WAS A POPPING NOISE AND SOME SMOKE IN CABIN JUST BEFORE THE OVERHEAT. FOUND NR 2 PACK COMPRESSOR DISCHARGE DUCT CRACKED AND WATER SEPARATOR CAP BLOWN ALSO DISCHARGE SENSOR WIRES BROKE. REMOVED WATER SEP. CAP AND CAPPED AND STOWED WIRES AND LOCKED NR 2 PACK VALVE CLOSED. FWD TO MCO PLAC PER MEL 21-21-01B