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Atlas / NTSB / NYC86LA160

NTSB CAROL · Event

Event NYC86LA160

1986-06-29 LEHIGHTON, Pennsylvania, United States None 1 aircraft Status: Completed

Registry · N1042C

FAA Aircraft Registry record.

Make / Model

HILLER-TRIDENT HELICOPTERS UH-12C

Engine

AMA/EXPR UNKNOWN ENG

Seats / Engines

3 seats · 1 engine

Last airworthiness date

19790606

ADS-B equipped

Yes — Mode-S A01631

Registrant of record

RMI AIR LLC

Source: FAA Aircraft Registry (releasable master file).

Aircraft involved

Factual narrative

THE PILOT OF THE HILLER 12C REPORTED AN OVERHEATED ENGINE FOLLOWED BY AN ENGINE FAILURE. DURING THE FORCED LANDING THE MAIN ROTOR FLEXED AND CUT THE TAIL BOOM OFF THE THE AIRCRAFT. THE AIRCRAFT WAS EXAMINED. 10 OZ. OF A LIQUID WAS FOUND IN THE FUEL SYSTEM. 7 OZ. WAS FUEL AND 3 OZ. WAS WATER. THE REPORTED ENGINE OVERHEAT AND ENGINE FAILURE COULD NOT BE REPRODUCED. THE ENGINE RAN SATISFACTORLY. THE PILOT AND PASSENGER WERE UNINJURED IN THE ACCIDENT WHICH OCCURRED IN DAYLIGHT. THE PLT/OWNER HAD HABIT OF NOT REFUELING AFT FLTS THUS LEAVING TKS LESS THAN FULL AND SUSCEPTIBLE TO WATER CONDESATION. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12

Verbatim from NTSB's published report. Source file NTSB_1986_NYC86LA160.txt. Findings + structured fields enriched from FAA avall.mdb. Full investigation docket on data.ntsb.gov ↗.

Related research

What the literature says.

Academic papers and agency reports matching this event's aircraft type or causal vocabulary (engine failure). Sourced from NASA NTRS, NTSB Safety Studies, FAA CAMI, AOPA Air Safety Institute, Embry-Riddle Scholarly Commons, arXiv, and the Semantic Scholar academic graph.

Browse the full corpus — academia portal ↗