What was found
LEFT PACK FAILED ON GROUND WITH APU BLEED. COCKPIT FILLED WITH SMOKE RAPIDLY. REPLACED LEFT GROUND COOLING FAN. OPERATIONAL CHECKS GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
LEFT PACK FAILED ON GROUND WITH APU BLEED. COCKPIT FILLED WITH SMOKE RAPIDLY. REPLACED LEFT GROUND COOLING FAN. OPERATIONAL CHECKS GOOD.