# SDR 2006FA0000265

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 1, 2006
- Submitted: March 23, 2006
- Operation: General aviation
- Aircraft: [N56JK](https://openairdocs.org/aircraft/N56JK), registered now
- Make and model: Beech 95-B55
- Registry model: [Beech 95-B55](https://openairdocs.org/model/beech-95-b55) (OpenAirDocs)
- Aircraft serial: TC1938
- Engine: Cont IO470*
- System (JASC): [2810 · Fuel Storage](https://openairdocs.org/jasc/2810)
- Part: Baffle
- Part number: PMA20332
- Condition: Deteriorated
- Location: Wing Fuel Cells
- Part time: 2,814 hours
- Component: Fuel Cell
- Component part number: 002900331
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2006FA0000265

## Discrepancy

FOUND FUEL SYSTEM CONTAMINATED WITH AN UNKNOWN SUBSTANCE.  AFTER HAVE THE ENTIRE SYSTEM DRAINED, FLUSHED AND THE ENGINE FUEL INJECTION SYSTEM OVERHAULED, THE AIRCRAFT WAS REFUELED AND FLOWN.  AFTER A SHORT FLIGHT, THE SUMPS WERE CHECKED AGAIN AND THE SUBSTANCE WAS FOUND AGAIN.  BOTH FORWARD FUEL CELLS WERE REMOVED FROM THE AIRCRAFT.  THE SPONGE-LIKE MATERIAL INSIDE THE WING ROOT HEADER TANK PORTION OF THE FUEL CELL WAS FOUND IN A DETERIORATED CONDITION AND CONTAMINATING THE ENTIRE FUEL SYSTEM.  NEW FUEL CELLS WERE ORDER.  (K)

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