# NTSB NYC84LA005: Cessna 172M, N4333R, Toughkenamon, PA, October 10, 1983

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Limited investigation · Final report
- Date: October 10, 1983, 17:45 local (21:45 UTC)
- Place: Toughkenamon, PA
- Location: 40.2604° N, 75.6708° W: Placed by OpenAirDocs at POTTSTOWN MUNI (N47), within about a mile (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=40.2604&lon=-75.6708&mi=10
- Phase of flight: [Standing](https://openairdocs.org/ntsb-phases/150) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor, 1 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 35450
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC84LA005
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/35450/pdf
- Page: https://openairdocs.org/ntsb/NYC84LA005

## Sequence of events

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

- Loss of control - on ground/water, standing - starting engine(s)
  - fuselage,seat - not engaged (cause)
  - preflight planning/preparation - inadequate, pilot in command (cause)
  - aircraft handling - not maintained, other maintenance personnel
- On ground/water collision with object, taxi
  - object - building(nonresidential) (contributing factor)

## Analysis

THE PLT HAD DIFFICULTY IN STARTING THE ENG & GOT A MECHANIC TO BE AT THE CONTROLS WHILE HE HAND PROPPED THE ACFT. HE HAD TRIED SEVERAL TIMES TO START THE ENG, THEN TRIED WITH THE THROTTLE OPEN. ON THAT ATTEMPT, THE ENG STARTED AND THE ACFT BEGAN TO MOVE FORWARD. THE PLT PULLED ON THE WING, WHICH SWERVED THE ACFT AWAY FROM THE GAS PUMPS & THE OFFICE. HE THEN TRIED TO OPEN THE DOOR OF THE COCKPIT WHILE STANDING ON THE WHEEL FAIRING. REPORTEDLY, HE FELL OFF & WAS KNOCKED UNCONSCIOUS & THE ACFT HIT A TRAILER & A HANGAR. THE MECHANIC REPORTED THAT HIS SEAT WAS NOT LOCKED & IT MOVED BACK WHEN THE ENG SUDDENLY STARTED. REPORTEDLY, HE FELL OUT OF THE ACFT WHEN THE PLT PULLED ON THE WING & SWERVED THE PLANE.

## Aircraft

- Registration: [N4333R](https://openairdocs.org/aircraft/N4333R), registered now, S/N 17263086, built 1974 (OpenAirDocs)
- Reported make and model: CESSNA 172M
- Registry model: [Cessna 172M](https://openairdocs.org/model/cessna-172m) (registry code 2072418) (OpenAirDocs)
- Registry engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 172-603086
- Airframe hours: 1650
- Engines: LYCOMING O-320-D2G 150 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: Eugehe F. Elsavage
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, May 24, 1983, 26 hours before
- Departed: N57, TOUGHKENAMON, PA
- Airport: N47, New Garden

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 53; private; airplane ratings: single-engine land; medical: class 3, valid medical--no waivers/lim.; flight hours: 313 total, 96 in this make and model, 275 as pilot in command, 42 in the last 90 days

## Weather

- Conditions: Visual (VMC), Day
- Wind: 320° at 5 knots
- Visibility: 10 statute miles
- Temperature: 63 °F

## 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 19831010068129A](https://openairdocs.org/incident/19831010068129A), Oct 10, 1983: Cessna 172M, Toughkenamon, PA, Substantial damage. Hand propped engine started at full throttle. Mechanic at controls seat slid back. Aircraft struck a hangar.

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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