# SDR DLL10010573

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 7, 2001
- Submitted: April 17, 2001
- Operation: Air carrier
- Aircraft: N728DA
- Make and model: Lkheed 10113851
- Aircraft serial: 193C1173
- Aircraft time: 65,853 hours, 30,463 cycles
- System (JASC): [2750 · Trailing Edge Flap Control System](https://openairdocs.org/jasc/2750)
- Part: Flap
- Condition: Malfunctioned
- Location: Wings
- Stage of operation: AP
- How discovered: O
- Nature of condition: F
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DLL10010573

## Discrepancy

FLAP / SLAT LOCK LIGHT CAME ON IN CRUISE.   UNABLE TO LOWER FLAPS.  ALL SLATS EXTENDED.  RAN WIRES FROM COMPARATOR TO ASSEMETRY TRANSDUCER  BOTH WINGS USING A MEGGER MTR.  ALSO SHOOK DOWN WIRE BUNDLES FROM WING TIP TO WING ROOT BOTH WINGS.  NO TROUBLE FOUND. RAN FLAPS SEVERAL TIMES ALL CHECKS NORMAL.

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