What was found
DURING PREFLIGHT WITH ONLY THE APU RUNNING, THE CABIN FILLED WITH SMOKE. SHUTDOWN AND EVACUATED THE ACFT. UNABLE TO DUPLICATE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING PREFLIGHT WITH ONLY THE APU RUNNING, THE CABIN FILLED WITH SMOKE. SHUTDOWN AND EVACUATED THE ACFT. UNABLE TO DUPLICATE.