As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON TAXI OUT STRONG FUMES REPORTED-RETURNED TO GATE FOR VISUAL INSPECTION. NONE REPORTED. AFTER T/O FUMES REPORTED AGAIN. ISOLATED PACK NR 3, NO CHANGE. ISOLATED NR 1 PACK, SOME DECREASE. REPLACED NR 2 ACM PER M/M. RAN PACKS FOR 2 HOURS. NO FUMES NOTED