# NTSB NYC84LA196: Cessna 172, N8433L, Orleans, MA, June 3, 1984

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: June 3, 1984, 17:15 local (21:15 UTC)
- Place: Orleans, MA
- Location: 41.7878° N, 70.0015° W: Placed by OpenAirDocs: center of Orleans, MA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=41.7878&lon=-70.0015&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 3 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 35672
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC84LA196
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/35672/pdf
- Page: https://openairdocs.org/ntsb/NYC84LA196

## Sequence of events

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

- Loss of engine power, climb
  - carburetor heat control - disconnected (cause)
  - carburetor heat control,linkage - disconnected (cause)
- Forced landing, descent - emergency
- Nose over, landing - roll
  - terrain condition - soft

## Analysis

SHORTLY AFTER LEVEL OFF THE PILOT STATED THAT THE ENGINE BEGAN TO RUN ROUGHLY. ALL EMERGENCY PROCEDURES WERE FOLLOWED AND A PRECAUTIONARY LANDING WAS MADE ON THE BEACH. AS THE ACFT TOUCHED DOWN AND ROLLED OUT, THE NOSE WHEEL DUG INTO THE SAND AND THE AIRCRAFT FLIPPED OVER. TEMPERATURE AT THE TIME WAS APRX 60 DEG F. INSPECTION REVEALED THAT THE FLEX DUCT THAT SUPPLIES HOT AIR TO THE CARBURETOR WHEN CARBURETOR HEAT IS APPLIED HAD BECOME DISCONNECTED.

## Aircraft

- Registration: [N8433L](https://openairdocs.org/aircraft/N8433L), registered now, S/N 17256633, built 1968 (OpenAirDocs)
- Reported make and model: CESSNA 172
- Registry model: [Cessna 172I](https://openairdocs.org/model/cessna-172i) (registry code 2072426) (OpenAirDocs)
- Registry engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 17256635
- Engines: LYCOMING O-320 160 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: Frank Joy
- Airworthiness certificate: Standard, Normal
- Departed: CHATHAM, MA

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 22; commercial, flight instructor; airplane ratings: single-engine land, multi-engine land; medical: class 1, valid medical--no waivers/lim.; seat: left; flight hours: 490 total, 415 in this make and model, 306 as pilot in command, 70 in the last 90 days, 4 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Visibility: 10 statute miles
- Lowest ceiling: none

## 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 19840603034449A](https://openairdocs.org/incident/19840603034449A), Jun 3, 1984: Cessna 172I, Orleans, MA, Substantial damage. Crash occurred during emergency landing after engine failure because of carburetor air box adapter failure.

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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