# SDR UIEA2017010300005

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 25, 2016
- Submitted: January 4, 2017
- Operation: Air carrier
- Aircraft: [N661GT](https://openairdocs.org/aircraft/N661GT), registered now
- Make and model: Boeing 767-36N
- Registry model: [Boeing 767-36N](https://openairdocs.org/model/boeing-767-36n) (OpenAirDocs)
- Aircraft serial: 30110
- Aircraft time: 73,355 hours, 9,177 cycles
- System (JASC): [2160 · Cabin Temperature Control System](https://openairdocs.org/jasc/2160)
- Part: Regulator Valve
- Part number: 32148621
- Part serial: 735
- Condition: Malfunctioned
- Location: A/C Pack
- 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/UIEA2017010300005

## Discrepancy

PACK AUTO CONTROL DRIVES TEMP TO FULL COLD -15C.  REMOVED & REPLACED THE TRIM AIR PRESSURE REGULATOR VALVE OPS & LEAK CHECKED GOOD IAW AMM 21-61-06-404-020.

---
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.