# SDR CALA2025060605341

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 3, 2025
- Submitted: June 6, 2025
- Operation: Air carrier
- Aircraft: [N17233](https://openairdocs.org/aircraft/N17233), registered now
- Make and model: Boeing 737824
- Aircraft serial: 28943
- Aircraft time: 78,810 hours, 29,141 cycles
- System (JASC): [2751 · Trailing Flap Position Indicating System](https://openairdocs.org/jasc/2751)
- Part: Transmitter
- Part number: 18173812
- Part serial: 2126MOD
- Condition: Faulted
- Location: Zone 500 Flaps
- Part time: 70,204 hours, 26,551 cycles
- Stage of operation: AP
- 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/CALA2025060605341

## Discrepancy

ON APPROACH FLAPS SKEW AND STOIPPED AT 15 AND 25. FELT AC ROLL. REMOVED AND REPLACED LEFT FLAP POSITION TRANSMITTER REF AMM 27-58-01-000-801. STILL STOPS AND SPLITS AT BETWEEN 15-25   REMOVED AND REPLACED LEFT FLAP POSITION TRANSMITTER FOR FURTHER TROUBLESHOOTING REF AMM 27-58-01-000-801.   REINSTALLED LEFT FLAP POS TRANSMITTER REF AMM 27-58-01.

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