# SDR AALA20040084

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 19, 2004
- Submitted: January 20, 2004
- Operation: Air carrier
- Aircraft: [N971AN](https://openairdocs.org/aircraft/N971AN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 29547
- System (JASC): [5210 · Passenger/Crew Doors](https://openairdocs.org/jasc/5210)
- Part: Seal
- Condition: Obstructed
- Location: Zone 800
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA20040084

## Discrepancy

SFP INFLIGHT T/1608/19 FLIGHT RETURNED TO STATION.  UNABLE TO PRESSURIZE CABIN.  LANDED WITHOUT INCIDENT.  FOUND FORWARD CABIN DOOR DID NOT SEAL.  DOOR SILL AND DOOR CHECKED NORMAL.  PRESSURIZED AIRCRAFT TO 5 PSI AND NO LEAKS NOTED ON ANY PART OF THE L1 DOOR.  CLEANED SEAL AND SILL.  SYSTEM GROUND CHECKED NORMAL OPERATION.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain, except the copies of manufacturers’ service documents, which belong to their rights holders.