# SDR K11A2022121800174

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 18, 2021
- Submitted: December 19, 2022
- Operation: Air carrier
- Aircraft: [N336CK](https://openairdocs.org/aircraft/N336CK), registered now
- Make and model: Boeing 737-3Y0
- Registry model: [Boeing 737-3Y0](https://openairdocs.org/model/boeing-737-3y0) (OpenAirDocs)
- Aircraft serial: 26070
- Aircraft time: 59,328 hours, 39,458 cycles
- System (JASC): [2130 · Cabin Pressure Control System](https://openairdocs.org/jasc/2130)
- Part: Door
- Condition: Not Closed
- Location: Zone 800
- Stage of operation: CR
- How discovered: V
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/K11A2022121800174

## Discrepancy

CABIN ALTITUDE UNCONTROLLABLE WITH AUTO, STANDBY OR MANUAL SYSTEMS. CORRECTIVE ACTION & OTHER PERTINENT INFORMATION: FOUND AFT ENTRY DOOR NOT CLOSED COMPLETELY CLOSED AFT ENTRY DOOR IAW B737 AMM 52-73-00, PERFORMED PRESSURIZATION OPS TEST IAW B737 AMM 21-31-00
NO DEFECTS NOTED OPS CHECK GOOD

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