# NTSB ENG10RA017: Bombardier DHC-8, London, United Kingdom, December 21, 2009

- Type: NTSB incident investigation
- Classification: Incident · No injuries · Foreign investigation
- Date: December 21, 2009
- Place: London, United Kingdom
- Highest injury: No injuries
- Status: Led by another country's authority
- NTSB office: Aviation Engineering Division
- Lead agency: Other
- NTSB case key (mKey): 75403
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ENG10RA017
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/75403/pdf
- Page: https://openairdocs.org/ntsb/ENG10RA017

## Findings

NTSB's coded findings; those marked are part of the probable cause.

- [Electrical power system: aC generation system](https://openairdocs.org/ntsb-findings/01022420): Aircraft › Aircraft systems · Failure (probable cause)

## Factual narrative

On 12/21/2009 a Bombardier DHC-8-402 (G-JEDI) suffered a loss of AC electrical power on departure from London Gatwick Airport. The crew returned to London Gatwick for an uneventful landing. Subsequent maintenance revealed heat damage to a wiring loom in the left center wing area; also, the left generator drive shaft was sheared. The incident is being investigated by the United Kingdom Air Accidents Investigation Branch. Air Accidents Investigation Branch Berkshire Copse Road Aldershot Hampshire GU11 2HH Tel: 01252 510300 http://www.aaib.gov.uk This report is for informational purposes only and contains only information obtained for, or released by, the government of the United Kingdom.

## Sequence of events

The events NTSB coded, in order, by phase of flight. The defining event best describes what happened.

- [Enroute-climb to cruise: Electrical system malf/failure](https://openairdocs.org/ntsb-events/332)

## Aircraft

- Registration: G-JEDI (not matched to a registry record)
- Reported make and model: BOMBARDIER DHC-8 (402)
- Category: Airplane
- Damage: Minor damage
- Flight: Non-U.S., commercial
- Operator: FlyBe Ltd
- Registered owner: FlyBe Ltd
- Departed: LGW, London
- Destination: DUS, Dusseldorf
- Flight plan: Unknown
- Airport: LGW, London Gatwick

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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