# SDR FX7A200500011

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 10, 2005
- Submitted: December 19, 2005
- Operation: Air carrier
- Aircraft: N79749
- Make and model: Boeing 727224
- Aircraft serial: 22451
- Aircraft time: 65,557 hours, 30,773 cycles
- System (JASC): [2782 · Leading Edge Slat Actuator](https://openairdocs.org/jasc/2782)
- Part: Actuator
- Part number: 1U110322
- Part serial: 4891BDEFJLN
- Condition: Inoperative
- Location: Nr 4 Slat
- Stage of operation: CL
- How discovered: O
- Nature of condition: F
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/FX7A200500011

## Discrepancy

FLIGHT CREW REPORTED THAT DURING FLAP RETRACTION, THE NR 4 SLAT DID NOT RETRACT FROM 5 TO 2 FLAP SETTINGS, FUEL DUMPING WAS ACCOMPLISHED.  LOG PAGE # 36436.  REMOVED AND REPLACED THE NR 4 SLAT ACTUATOR ASSEMBLY AND THE SLAT SWITCH, IAW 727 MM REF 27-81-22 AND 27-82-11, OP CHECKED NORMAL.

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