# SDR AALA202009019016

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 30, 2020
- Submitted: September 1, 2020
- Operation: Air carrier
- Aircraft: [N917NN](https://openairdocs.org/aircraft/N917NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 29572
- Aircraft time: 23,150 hours, 9,500 cycles
- System (JASC): [5270 · Door Warning System](https://openairdocs.org/jasc/5270)
- Part: Sensor
- Part number: 284A13229
- Condition: Inoperative
- Location: L1 Door
- Stage of operation: DE
- 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/AALA202009019016

## Discrepancy

AIRCRAFT WAS GROUNDED: L1 DOOR UNLOCK INDICATION ON APPROACH, REPEAT ITEM. REPLACED DOOR SENSOR WITH NEW AND ADJUSTED GUIDE ARM AND LATCH IAW AMM 52-11-00, OPS CHECK GOOD.

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