# SDR ASAA2016081217674

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 12, 2016
- Submitted: August 15, 2016
- Operation: Air carrier
- Aircraft: [N486AS](https://openairdocs.org/aircraft/N486AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 44107
- Aircraft time: 3,662 hours, 1,179 cycles
- System (JASC): [2130 · Cabin Pressure Control System](https://openairdocs.org/jasc/2130)
- Part: Control Module
- Part number: 10194391001
- Part serial: 2015070047
- Condition: Failed
- Location: Cabin Pressure
- Part time: 3,658 hours, 1,177 cycles
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2016081217674

## Discrepancy

PRESSURIZATION CONTROL PANEL BACK LIGHT WILL NOT DIM.  ACFT GROUNDED.  REMOVED AND REPLACED CABIN PRESSURE CONTROL MODULE.  OPS TESTED GOOD IAW AMM 21-31-02.

---
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.