What was found
ON FLIGHT 3653, CREW REPORTED DURING TAXI OUT WITH APU BLEED SUPPLYING THE PACKS A "HAZE" IN THE COCKPIT AND CABIN. ALSO DETECTED A BURNING SULFUR ODOR.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
ON FLIGHT 3653, CREW REPORTED DURING TAXI OUT WITH APU BLEED SUPPLYING THE PACKS A "HAZE" IN THE COCKPIT AND CABIN. ALSO DETECTED A BURNING SULFUR ODOR.