# SDR SWAA2022121481159

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 13, 2022
- Submitted: December 14, 2022
- Operation: Air carrier
- Aircraft: [N425LV](https://openairdocs.org/aircraft/N425LV), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 29829
- Aircraft time: 68,328 hours, 40,428 cycles
- System (JASC): [2751 · Trailing Flap Position Indicating System](https://openairdocs.org/jasc/2751)
- Part: Indicator
- Condition: Faulted
- Location: Te Flaps
- Stage of operation: CL
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2022121481159

## Discrepancy

FLAPS FAILED TO RETRACT AFTER TAKEOFF. LEFT FLAP STOPPED AT 2; RIGHT FLAP STOPPED AT 1.   PERFORMED FIM 27-51-00-810-836 FOUND FAULT 27-52259 ON FSEU BITE (TE FLAP SENSOR) R & R T/E FLAP POSITION INDICATOR IAW AMM 27-58-02 PERFORMED FLAP POSITION VERIFICATION IAW AMM FIM 27-58-01 OLD INDICATOR MARGIN WAS -2.1 NEW INDICATOR MARGIN 8.3 WITHIN LIMITS OK TO CONTINUE SERVICE OPS CK GOOD

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