# SDR SWAA042389

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 19, 2004
- Submitted: August 23, 2004
- Operation: Air carrier
- Aircraft: [N528SW](https://openairdocs.org/aircraft/N528SW), registered now
- Make and model: Boeing 737-5H4
- Registry model: [Boeing 737-5H4](https://openairdocs.org/model/boeing-737-5h4) (OpenAirDocs)
- Aircraft serial: 26570
- Aircraft time: 39,679 hours, 39,090 cycles
- System (JASC): [2750 · Trailing Edge Flap Control System](https://openairdocs.org/jasc/2750)
- Part: Transmission
- Part number: 65C27506
- Condition: Inoperative
- Location: Te Flaps
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA042389

## Discrepancy

NO FLAP EXTENSION WITH NORMAL HYD, ALT FLAPS USED TO EXTEND LEADING EDGE.  ALT FLAP DRIVE C/B TRIPPED.  REMOVED AND REPLACED NR 3, 5 AND 6 FLAP TRANSMISSIONS AND JACKSCREWS PER MM.

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