# SDR 20001122SH002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 5, 2000
- Submitted: November 22, 2000
- Operation: Air carrier
- Aircraft: N485EV
- Make and model: Boeing 747 212B
- Registry model: [Boeing 747 212B](https://openairdocs.org/model/boeing-747-212b) (OpenAirDocs)
- Aircraft serial: 20712
- System (JASC): [7110 · Engine Cowling System](https://openairdocs.org/jasc/7110)
- Part: Cowl Door
- Part number: 65B776366
- Condition: Missing
- Location: Rt/Lt Nr 4 Eng
- Stage of operation: CL
- How discovered: O
- Nature of condition: D
- Precautionary procedure: J, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/20001122SH002

## Discrepancy

VHHH - FLT EIA 208 - ON TAKEOFF, ATC REPORTED LOSS OF COWLING ON NR 4 ENGINE.  ALL COCKPIT INDICATIONS NORMAL.  DUMPED FUEL AND RETURNED TO HKG.  FOUND OTBD CORE COWL AND LOWER HALF OF INBD CORE COWL MISSING.  FOUND NR 4 ENGINE DAMAGED DUE TO COWL SEPARATION.  FOUND NR 22 VARIABLE CAMBER FLAP LINKAGE DAMAGE.  REPLACED NR 4 ENGINE POWER WORKSCOPE.  REPLACED DAMAGED VARIABLE CAMBER FLAP LINKAGE.  REPLACED INBD AND OTBD CORE COWLS.  REF:  OPER CNTRL NR EIAA2000045, AND, 20001122SH001 THROUGH 20001122SH004.  (X)

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