# NTSB MKC84LA136: Cessna A188B, N731VM, Lepanto, AR, May 12, 1984

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Limited investigation · Final report
- Date: May 12, 1984, 14:15 local (19:15 UTC)
- Place: Lepanto, AR
- Coordinates: 35.600723, -90.32904 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=35.6007&lon=-90.3290&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 33678
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC84LA136
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/33678/pdf
- Page: https://openairdocs.org/ntsb/MKC84LA136

## 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, maneuvering - aerial application
  - ignition system,magneto - failure,partial (cause)
  - maintenance,inspection - inadequate, other maintenance personnel (cause)
  - aircraft preflight - inadequate, pilot in command (cause)
- Forced landing, descent - emergency
- In flight collision with terrain/water, landing

## Analysis

THE ACFT LOST POWER DURING AN AERIAL APPLICATION FLT & CRASHED DURING A FORCED LANDING. AN INVESTIGATION REVEALED THAT THE MAGNETOS WERE NOT IN AN AIRWORTHY CONDITION AT THE TIME OF THE ACCIDENT. THE ACFT HAD BEEN OPERATED 338 HRS SINCE THE LAST 100 HR INSPECTION.

## Aircraft

- Registration: [N731VM](https://openairdocs.org/deregistered/N731VM-1996-07-02), registration cancelled 1996-07-02, S/N 18803190T (OpenAirDocs)
- Reported make and model: CESSNA A188B
- Registry model: [Cessna A188B](https://openairdocs.org/model/cessna-a188b) (registry code 2073005) (OpenAirDocs)
- Category: Airplane
- Serial number: 18803190T
- Airframe hours: 1292
- Engines: CONTINENTAL IO-520-D 300 horsepower reciprocating
- Damage: Substantial damage
- Flight: Aerial application, Part 137
- Registered owner: Lanny L. Helm
- Airworthiness certificate: Special, Restricted (Special)
- Last inspection: Annual, May 1, 1983, 338 hours before

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 26; commercial; airplane ratings: single-engine land; medical: class 2, valid medical--no waivers/lim.; seat: center; flight hours: 453 total, 125 in this make and model, 112 in the last 90 days, 3 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 250° at 4 knots
- Visibility: 12 statute miles
- Lowest ceiling: none
- Temperature: 82 °F, dew point 68 °F
- Altimeter: 30.00 inHg
- Observed at: MEM, 40 nm away

## 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 19840512016869A](https://openairdocs.org/incident/19840512016869A), May 12, 1984: Cessna A188B, Lepanto, AR, Substantial damage. Crash occurred during emergency landing after loss of engine power. Magnetoes were not in airworthy condition.

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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