# SDR DALA2026042102548

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 18, 2026
- Submitted: April 21, 2026
- Operation: Air carrier
- Aircraft: [N711ZX](https://openairdocs.org/aircraft/N711ZX), registered now
- Make and model: Boeing 757231
- Aircraft serial: 28481
- Aircraft time: 94,874 hours, 24,972 cycles
- System (JASC): [5240 · Service Doors](https://openairdocs.org/jasc/5240)
- Part: Girt Bar
- Condition: Dirty
- Location: Zone 800
- Stage of operation: TX
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2026042102548

## Discrepancy

4R DOOR ARMING LEVER DOES NOT FULLY SEAT IN DISARM POSITION.   RESECURED AND CLEANED GIRT BAR SLIDE MECHANISM PER B757 AMM 12- 21. 4R DOOR ARMING LEVER NOW FULLY SEAT IN DISARM POSITION. (8510591) AIRCRAFT WAS GROUNDED

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