ASN Aircraft accident Cessna 208B Grand Caravan N954PA Chub Cay, Bahamas
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Status:Accident investigation report completed and information captured
Date:Thursday 20 December 2007
Time:17:00
Type:Silhouette image of generic C208 model; specific model in this crash may look slightly different
Cessna 208B Grand Caravan
Operator:Agape Flights
Registration: N954PA
MSN: 208B0556
First flight: 1996
Total airframe hrs:7390
Engines: 1 Pratt & Whitney Canada PT6A-114A
Crew:Fatalities: 0 / Occupants: 2
Passengers:Fatalities: 0 / Occupants: 0
Total:Fatalities: 0 / Occupants: 2
Aircraft damage: Damaged beyond repair
Location:42 km (26.3 mls) WNW off Chub Cay, Bahamas (   Pacific Ocean)
Phase: En route (ENR)
Nature:Ferry/positioning
Departure airport:Santo Domingo (unknown airport), Dominican Republic
Destination airport:West Palm Beach International Airport, FL (PBI/KPBI), United States of America
Narrative:
Agape Flights is a missionary organization that regularly delivers supplies to the Dominican Republic and Haiti. Their Cessna 208B Grand Caravan had dropped off cargo in the Dominican Republic and was heading back to the U.S. Around 16:30 the aircraft engine failed without warning. Several attempts to restart the engine were unsuccessful. The aircraft at the time was in contact with Miami Center at an altitude of approximately 12,000 ft. Miami diverted the aircraft to the nearest airport which was Chub Cay, Bahamas at the time. The aircraft however, was not able to glide to Chub Cay and landed in waters approximately 30 nautical miles West North West of Chub Cay. The occupants were rescued about twenty minutes later by crew of a sailing boat that was passing in the area.

Probable Cause:

PROBABLE CAUSE:
The engine power loss was caused by a loss of fuel pressure resulting from a loss of drive to the fuel pump. The drive loss was caused by worn and cracked splines on the drive shaft.
The damage to the splines of the fuel pump drive shaft was likely caused by cracking below the chrome plating covering the splines, which deteriorated into spalling and wear leading to decouple between the accessories gearbox and fuel pump.
The remaining engine damage was caused by exposure to salt water.

CONTRIBUTING FACTORS:
Maintenance changed the fuel control unit and coupling shaft on July 17, 2007 due to original FCU failing emergency power checks. However there is no record to show whether or not the splines of fuel pump drive shaft inspection as per P&WC's applicable Maintenance Manual has been accomplished.

Accident investigation:

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Investigating agency: AAIPU Bahamas
Status: Investigation completed
Duration: 2 years and 4 months
Accident number: A08-26107
Download report: Final report

Classification:
Ditching

Sources:
» 2 missionaries saved after plane goes into sea off Bahamas island (Sun-Sentinel, 21-12-2007)


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This information is not presented as the Flight Safety Foundation or the Aviation Safety Network’s opinion as to the cause of the accident. It is preliminary and is based on the facts as they are known at this time.
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