# SDR CALA2019052700851

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 27, 2019
- Submitted: May 27, 2019
- Operation: Air carrier
- Aircraft: [N13716](https://openairdocs.org/aircraft/N13716), registered now
- Make and model: Boeing 737724
- Aircraft serial: 28787
- Aircraft time: 67,095 hours, 23,666 cycles
- System (JASC): [2131 · Cabin Pressure Controller](https://openairdocs.org/jasc/2131)
- Part: Control Module
- Part number: 10194391001
- Condition: Malfunctioned
- Location: Cockpit
- 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/CALA2019052700851

## Discrepancy

PRESSURIZATION PANEL WENT COMPLETELY BLANK APPROX 12000 REMOVED AND REPLACED CABIN PRESSURE CONTROL MODULE REF AMM 21-31-02. ALL TESTS PASSED. NO FAULTS. ROTABLE PARTS CHANGE WAS INDICATED - TT # 1165252  SN OFF 7041 PANEL, PRESS, C  OFF 29-2131-9-0006 7041 ON 29-2131-9-0006 0136.

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