# NTSB NYC85LA055: Cessna 206G, N9940Z, Endicott, NY, January 20, 1985

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: January 20, 1985, 10:30 local (15:30 UTC)
- Place: Endicott, NY
- Coordinates: 42.130519, -76.079994 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=42.1305&lon=-76.0800&mi=10
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 5 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 35823
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC85LA055
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/35823/pdf
- Page: https://openairdocs.org/ntsb/NYC85LA055

## Sequence of events

In NTSB's coding before 2008 (https://www.ntsb.gov/GILS/Documents/codman.pdf).

- Loss of engine power(partial) - mech failure/malf, approach - vfr pattern - downwind
  - throttle/power lever - jammed (contributing factor)
  - throttle/power lever - undetermined (cause)
- Forced landing, descent - emergency
- In flight collision with terrain/water, landing - flare/touchdown
  - terrain condition - rough/uneven

## Analysis

THE PLT STATED THAT THE ENG RPM DROPPED TO IDLE WHEN HE MADE HIS SECOND PWR REDUCTION ON DOWNWIND IN PREPARATION FOR LANDING. THE THROTTLE COULD NOT BE PUSHED IN WHEN AN ATTEMPT TO ADD PWR WAS MADE. THE ACFT TOUCHED DOWN SHORT OF THE RWY AND CAME TO REST APRX 320 FT FROM THE APCH END OF THE RWY. CAUSE OF THE THROTTLE CONTROL MALFUNCTION WAS NOT DETERMINED.

## Aircraft

- Registration: [N9940Z](https://openairdocs.org/deregistered/N9940Z-1988-08-24), registration cancelled 1988-08-24, S/N U20606759 (OpenAirDocs)
- Reported make and model: CESSNA 206G
- Registry model: [Cessna U206G](https://openairdocs.org/model/cessna-u206g) (registry code 2073356) (OpenAirDocs)
- Category: Airplane
- Serial number: U20606759
- Airframe hours: 114
- Engines: CONTINENTAL IO-520-F 300 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: Miller Aviation Corporation
- Airworthiness certificate: Standard, Normal
- Last inspection: 100 hour, July 5, 1984, 36 hours before
- Departed: ATLANTIC CITY, NJ
- Destination: ENDICOTT, NY
- Airport: N17, Tri-Cities, runway 21, 3,500 × 100 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 28; flight instructor, commercial; airplane ratings: multi-engine land, single-engine land; instrument ratings: airplane; medical: class 1, valid medical--no waivers/lim.; seat: left; flight hours: 1,729 total, 7 in this make and model, 1,564 as pilot in command, 171 in the last 90 days, 7 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 270° at 20 knots, gusting 25
- Visibility: 15 statute miles
- Lowest ceiling: 12,000 ft broken
- Temperature: 1 °F, dew point 10 °F
- Altimeter: 29.00 inHg
- Observed at: BGM

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19850120047739A](https://openairdocs.org/incident/19850120047739A), Jan 20, 1985: Cessna U206G, Endicott, NY, Substantial damage. Throttle control malfunctioned, engine went to idle. Landed short of runway on rough, snow covered ground.

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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