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Atlas / NTSB / ANC87LA010

NTSB CAROL · Event

Event ANC87LA010

1986-10-24 UNALAKLEET, Alaska, United States Airport · UNK None 1 aircraft Status: Completed

Aircraft involved

Factual narrative

THE PRIVATE PILOT WITH 14 HOURS EXPERIENCE IN THIS AIRPLANE DID NOT RECOGNIZE THAT THE CARBURETOR HEAT CONTROL WAS NOT FUNCTIONING PROPERLY. HE DID NOT RECALL DRAINING THE AIRPLANE'S FUEL SUMPS AFTER REFUELING FROM EXPOSED FUEL TANKS PRIOR TO TAKEOFF. CARBURETOR ICE AND PARTICULATE MATTER AND WATER COULD HAVE DEROGATED ENGINE PERFORMANCE. AFTER PWR LOSS DURING INITIAL CLIMB THE PLT WAS UNABLE TO RETURN TO THE ARPT AND LANDED OFF SHORE IN WATER. AFTER RECOVERY THE ENG WA OPERATED. THE DAY OF THE ACC HAD WX COND. FOR CARB ICE. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12

Verbatim from NTSB's published report. Source file NTSB_1986_ANC87LA010.txt. Findings + structured fields enriched from FAA avall.mdb. Full investigation docket on data.ntsb.gov ↗.