# SDR DALA2019052803296

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 25, 2019
- Submitted: May 29, 2019
- Operation: Air carrier
- Aircraft: [N542US](https://openairdocs.org/aircraft/N542US), registered now
- Make and model: Boeing 757251
- Aircraft serial: 26489
- Aircraft time: 68,246 hours, 26,321 cycles
- System (JASC): [5270 · Door Warning System](https://openairdocs.org/jasc/5270)
- Part: Mechanism
- Condition: Out Of Adjust
- Location: L1 Door
- Stage of operation: IN
- How discovered: C
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2019052803296

## Discrepancy

(AIRCRAFT 5642, L/P 5633142) "KNUCKLE KNOCKER " EXTENDS TOO FAR OUT WHEN ARMED AT 1L DOOR. ADJUSTED 1L DOOR MANUAL ARMED WARNING MECHANISM IAW AMM 52-12.

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