# NTSB NYC84IA066: Lockheed 1329-25, N322CS, Teterboro, NJ, January 2, 1984

- Type: NTSB incident investigation
- Classification: Incident · No injuries · Incident investigation · Final report
- Date: January 2, 1984, 01:47 local (06:47 UTC)
- Place: Teterboro, NJ
- Location: 40.8501° N, 74.0608° W: Placed by OpenAirDocs at TETERBORO (TEB), within about a mile (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=40.8501&lon=-74.0608&mi=10
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 6 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 35439
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC84IA066
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/35439/pdf
- Page: https://openairdocs.org/ntsb/NYC84IA066

## Sequence of events

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

- Airframe/component/system failure/malfunction, approach - vfr pattern - downwind
  - door,landing gear - jammed (cause)
  - gear extension - not possible, pilot in command
- Gear collapsed, landing - flare/touchdown

## Analysis

N322CS LANDED WITH THE LEFT MAIN LANDING GEAR PARTIALLY EXTENDED AFTER EMERGENCY GEAR EXTENTION PROCEDURES FAILED. INVESTIGATION REVEALED THE LEFT ACTUATOR COVER DOOR & STRUT COVER DOORS JAMMED WHERE THE TWO PASS IN CLOSE PROXIMITY DURING THE GEAR EXTENTION SEQUENCE. THE FAILURE MODE THAT CAUSED THE JAM WAS NOT DETERMINED.

## Aircraft

- Registration: N322CS (not matched to a registry record)
- Reported make and model: LOCKHEED 1329-25
- Category: Airplane
- Serial number: 5208
- Airframe hours: 2723
- Engines: AIRESEARCH TFE-731-31F 3700 lbs thrust turbo fan
- Damage: Minor damage
- Flight: Part 135
- Operator: Business Jet Airline (Bjaa)
- Registered owner: Island Helicopter Corp.
- Airworthiness certificate: Standard, Transport
- Last inspection: AAIP, November 20, 1983, 37 hours before
- Departed: PWK, CHICAGO, IL
- Flight plan: IFR
- Airport: TEB, Teterboro, runway 24, 6,013 × 150 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 31; airline transport, flight instructor; airplane ratings: multi-engine land, single-engine land; instrument ratings: airplane; medical: class 1, valid medical--no waivers/lim.; seat: left; flight hours: 10,600 total, 225 in this make and model, 10,200 as pilot in command, 120 in the last 90 days, 40 in the last 30 days, 9 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Night/dark
- Wind: 60° at 6 knots
- Visibility: 11 statute miles
- Lowest ceiling: 4,000 ft overcast
- Temperature: 28 °F
- Altimeter: 30.00 inHg
- Observed at: TEB

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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