# SDR DALA2024092309322

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 22, 2024
- Submitted: September 23, 2024
- Operation: Air carrier
- Aircraft: [N548US](https://openairdocs.org/aircraft/N548US), registered now
- Make and model: Boeing 757251
- Aircraft serial: 26495
- Aircraft time: 86,596 hours, 31,234 cycles
- System (JASC): [2750 · Trailing Edge Flap Control System](https://openairdocs.org/jasc/2750)
- Part: Transmission
- Part number: 251N405047
- Part serial: 0874
- Condition: Tripped
- Location: Te Flaps
- Part time: 112,005 hours, 42,082 cycles
- Stage of operation: AP
- How discovered: O
- Nature of condition: O
- Precautionary procedure: L
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2024092309322

## Discrepancy

SHIP 5648 -FCNT/DE- TRAILING EDGE FLAP DISAGREE ON APPROACH. CORRECTIVE ACTION: REPLACED NUMBER 4 FLAP TRANSMISSION, SERVICED 5, 6, AND 8 TRANSMISSIONS. PERFORMED FLAP LUBE. REPLACED FLAP CONTROL VALVE MODULE.

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