What was found
UPON ESTABLISHING APU BLEEDS, CABIN AND FLIGHT DECK FILLED WITH SMOKE. RAN BOTH PACKS ON APU BLEED FOR 1.5 HOURS. NO SMOKE NOTED IN CABIN OR COCKPIT. COULD NOT DUPLICATE. SYSTEM CHECKS GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
UPON ESTABLISHING APU BLEEDS, CABIN AND FLIGHT DECK FILLED WITH SMOKE. RAN BOTH PACKS ON APU BLEED FOR 1.5 HOURS. NO SMOKE NOTED IN CABIN OR COCKPIT. COULD NOT DUPLICATE. SYSTEM CHECKS GOOD.