# SDR AALA202208042865

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 29, 2022
- Submitted: August 4, 2022
- Operation: Air carrier
- Aircraft: [N173US](https://openairdocs.org/aircraft/N173US), registered now
- Make and model: Airbus A300*
- Aircraft serial: 1481
- Aircraft time: 70,068 hours, 26,611 cycles
- System (JASC): [2565 · Escape Slide](https://openairdocs.org/jasc/2565)
- Part: Sensor
- Part number: DHE1141
- Condition: Faulty
- Location: Zone 800 - Doors
- Stage of operation: NR
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202208042865

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: AFTER WE WERE AIRBORNE DOOR 4L WOULD NOT SHOW THAT IT IS ARMED. **SUPPLEMENTAL REPORT FOR AALA202208012865: TROUBLESHOT PER TSM 52-13-00 FOUND DOOR HANDLE PROXIMITY SENSOR (7WN1-A) FAULTING. REPLACED PROXIMITY SENSOR (7WN1-A) PER AMM 52-73-11** (CLOSED)

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