# SDR FDEA201302110317

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 11, 2013
- Submitted: February 12, 2013
- Operation: Air carrier
- Aircraft: [N525FE](https://openairdocs.org/aircraft/N525FE), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48565
- Aircraft time: 62,400 hours, 10,645 cycles
- Engine: Pwa PW4462
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Actuator
- Part number: 8198021
- Part serial: F15150
- Condition: Failed
- Location: Nr 2 Engine
- Stage of operation: TO
- How discovered: O
- Nature of condition: E, R
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/FDEA201302110317

## Discrepancy

"ON TAKEOFF ROLL AT APPROX 100KTS FELT NOTICEABLE THUD AND LOSS OF THRUST FOLLOWED BY AN ENGINE FAIL LIGHT -ANOTHER ACFT REPORTED FLAMES COMING FROM THE TAIL PIPE ON NR 2 ENGINE ON TAKEOFF -ALL ENGINE INDICATIONS NORMAL AFTER REJECT.  NR 2 ENGINE TAILPIPE AND COLDSTREAM.  NO DEFECTS NOTED.  NO DAMAGE NOTED IN COLD AIR STREAM COMPONENTS, NOR IN TURBINE/EXHAUST SECTION ENG WAS WINDMILLING QUICKLY, BUT NO UNUSUAL SOUNDS NOR ANY "GAPS" NOTED FROM AFT TURBINE.  PERFORMED NR 2 EEC CHAN "A" AND "B" STATIC TEST 07 AND FAULT REVIEW REF MM 71-02-07-5-2, VERIFYING        FAULTS.  351-25 IS LOGGED ON BOTH CHANNELS. PER FIM 71-01 PP131, THIS AFFECTS VSVA SCHED AND REDUCED. HPC SURGE MARGIN.  PERFORMED VISUAL INSP OF UNISON RING AND FREEDOM OF MOVEMENT CHECK, REF MM 75-31-01-6-2, FINDING NO DEFECTS. SPOKE W/PP MOCC DUE TO FAULT HISTORY IN PROCESS OF VSV ACTUATOR REMOVAL.  COMPLETED INSTALLATION OF THE VSV ACTUATOR IAW AMM MD11-75-31-01-4-2.  FACT COMPLETED LK AND OPS CK OF VSV, ALSO CALLED PP MOCC FOR ACARS REPORT AND THEY SAID IT LOOKED CLEAN.  RAN ENGINE FOR 4 MINUTES AT MAX PWR 1.30 EPR WITH NO ENG INSTRUMENT FLUCTUATIONS AND ALL PARAMETERS   WITHIN SPEC IAW JRH AND AMM MD11-75-31-01-4-2.

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