# SDR 2026F00121

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 22, 2026
- Submitted: June 8, 2026
- Operation: General aviation
- Aircraft: [N570T](https://openairdocs.org/aircraft/N570T), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 3869
- Aircraft time: 44,550 hours, 14,465 cycles
- System (JASC): [2565 · Escape Slide](https://openairdocs.org/jasc/2565)
- Part: Slide Raft
- Part number: 62292107
- Part serial: M9249
- Condition: Unwanted Deploy
- Location: Zone 800
- Part time: 3,488 hours, 1,516 cycles
- Stage of operation: IN
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2026F00121

## Discrepancy

DURING A HEAVY MAINTENANCE VISIT, WHILE PERFORMING A VISUAL INSPECTION OF THE L2 DOOR STOP FITTING AND EWIS INSPECTION IAW TASK CARD ZL-833-04-1-GLX, THE L2 ESCAPE SLIDE INADVERTENTLY DEPLOYED UPON DOOR CLOSURE. THE DEPLOYED SLIDE ASSEMBLY WAS REMOVED AND REPLACED WITH A SERVICEABLE OVERHAULED UNIT. THE APPLICABLE MAINTENANCE TASKS WERE SUBSEQUENTLY RE-ACCOMPLISHED, AND OPERATIONAL CHECKS WERE COMPLETED WITH NO FURTHER ANOMALIES NOTED. AT THE TIME OF THIS REPORT, THE AIRCRAFT REMAINS IN HEAVY MAINTENANCE AND HAS NOT BEEN RETURNED TO SERVICE. THE MAINTENANCE VISIT IS ONGOING.

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