# NTSB MKC89IA012: Saab-Scania 340A, N347AM, Springfield, MO, October 24, 1988

- Type: NTSB incident investigation
- Classification: Incident · No injuries · Incident investigation · Final report
- Date: October 24, 1988, 08:30 local (14:30 UTC)
- Place: Springfield, MO
- Coordinates: 37.279556, -93.290542 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=37.2796&lon=-93.2905&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 11 uninjured
- Status: Completed, report January 25, 1990
- Report: Approved by Office Director
- NTSB case key (mKey): 34701
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC89IA012
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/34701/pdf
- Page: https://openairdocs.org/ntsb/MKC89IA012

## Sequence of events

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

- Airframe/component/system failure/malfunction, cruise - normal
  - electrical system,generator - failure,total (cause)
  - electrical system,generator - fire (contributing factor)
  - inadequate quality control, manufacturer (cause)
  - precautionary landing - performed, pilot in command

## Analysis

THE A.C. GENERATOR MOUNTED ON THE LEFT ENGINE FAILED AND RESULTED IN AN IN-FLIGHT FIRE. THE CAPTAIN ELECTED TO SHUT DOWN THE LEFT ENGINE AND DIVERT THE FLIGHT TO THE SPRINGFIELD, MISSOURI REGIONAL AIRPORT. A SINGLE ENGINE PRECAUTIONARY LANDING WAS COMPLETED WITHOUT INCIDENT. THE AIRCRAFT SUSTAINED MINOR DAMAGE. THE CREW OF THREE AND 8 PASSENGERS ONBOARD WERE NOT INJURED. RESEARCH REVEALED THAT 51 A.C. GENERATOR FAILURES OR MALFUNCTIONS HAD BEEN DOCUMENTED FOR THE SAAB 340 AIRCRAFT WITHIN THE PRECEDING 24 MONTHS.

## Aircraft

- Registration: [N347AM](https://openairdocs.org/deregistered/N347AM-2003-02-13), registration cancelled 2003-02-13, S/N 340A-039 (OpenAirDocs)
- Reported make and model: Saab-Scania AB (Saab) 340A
- Registry model: [Saab-Fairchild 340A](https://openairdocs.org/model/saab-fairchild-340a) (registry code 7850100) (OpenAirDocs)
- Category: Airplane
- Serial number: 340A-039
- Airframe hours: 6012
- Engines: GE CT7-5A2 1750 horsepower turbo prop
- Damage: Minor damage
- Fire: In-Flight
- Flight: Part 135
- Registered owner: Air Midwest, Inc.
- Airworthiness certificate: Standard, Transport
- Departed: STL, ST LOUIS, MO
- Destination: FYV, FAYETTEVILLE, AR
- Flight plan: IFR
- Airport: SGF, Springfield Regional

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 36; commercial, airline transport; airplane ratings: single-engine land, multi-engine land; instrument ratings: airplane; medical: class 1, valid medical--w/ waivers/lim; seat: left; flight hours: 8,953 total, 60 in this make and model, 7,330 as pilot in command, 167 in the last 90 days, 53 in the last 30 days, 7 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: calm
- Visibility: 15 statute miles
- Lowest ceiling: none
- Temperature: 37 °F, dew point 27 °F
- Altimeter: 29.00 inHg
- Observed at: SGF, 50 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).

- [Incident 19881024058029I](https://openairdocs.org/incident/19881024058029I), Oct 24, 1988: Saab SF340A, Springfield, MO, Minor damage. Inboard gear door open. Smoke from generator exhaust. Shut engine down. Used extinguisher. Landed. Generator failed

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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