What was found
SMOKE OBSERVED COMING FROM NR 1 ENGINE DRAIN MAST DURING ENGINE RUN AT GROUND IDLE. ADJUSTED OIL LEVEL IAW AMM 12-10-71-210-802. PURGED ECS DUCTS AS A PRECAUTION.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
SMOKE OBSERVED COMING FROM NR 1 ENGINE DRAIN MAST DURING ENGINE RUN AT GROUND IDLE. ADJUSTED OIL LEVEL IAW AMM 12-10-71-210-802. PURGED ECS DUCTS AS A PRECAUTION.