As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER RT ENG START, TURNED RT PACK ON WHILE USING RT ENG AS PNEUMATIC SOURCE. CABIN FILLED WITH SMOKE. ACFT EVACUATED. ALL SLIDES DEPLOYED (1L, 2L, 1R, 2R). BORESCOPED 1-3 STAGES OF HPC AND FRAME TO BOOSTER INTERFACE. NO WETTING FOUND. REPLACED RT ACM AND WATER SEPARATOR BAG AND HEPA FILTER. REPLACED HYD PRESS RSVR MODULE. RAN ACFT TO TAKEOFF PWR. ALL CK'D GOOD.