# SDR AALA202609111688

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 8, 2026
- Submitted: September 11, 2026
- Operation: Air carrier
- Aircraft: [N955AN](https://openairdocs.org/aircraft/N955AN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 29540
- Aircraft time: 72,332 hours, 31,159 cycles
- System (JASC): [5210 · Passenger/Crew Doors](https://openairdocs.org/jasc/5210)
- Part: Seal
- Condition: Leaking
- Location: Zone 800
- Component: Door Gate, Boeing
- Component part number: 141A6182
- Stage of operation: CL
- How discovered: V
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202609111688

## Discrepancy

AIRCRAFT WAS GROUNDED:  L1 DOOR DURING CLIMB OUT HAD A LOUD LEAK. FLIGHT ATTENDANTS REPORTED THE SOUND AS ABNORMAL. NO COCKPIT INDICATIONS WERE OBSERVED. AIRCRAFT LEVELED OFF BEFORE 10,000 FEET AND DECISION WAS MADE TO RETURN TO IAH. EMERGENCY WAS DELARED AND AIRCRAFT LANDED WIHTOUT INCIDENT. MAINTENANCE REMOVED AND REPLACED UPPER AND LOWER FLAPPER SEALS ON FWD ENTRY DOOR IAW AMM 52-11-00. PREFORMED CABIN PRESSURE LEAK TEST IAW AMM 05-51-91. CABIN LEAK TEST SATISFACTORY.

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