# SDR UIEA2016101900818

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 19, 2016
- Submitted: October 21, 2016
- Operation: Air carrier
- Aircraft: [N1997A](https://openairdocs.org/aircraft/N1997A), registered now
- Make and model: Boeing 767-33A
- Registry model: [Boeing 767-33A](https://openairdocs.org/model/boeing-767-33a) (OpenAirDocs)
- Aircraft serial: 27310
- Aircraft time: 90,349 hours, 17,573 cycles
- System (JASC): [2160 · Cabin Temperature Control System](https://openairdocs.org/jasc/2160)
- Part: Indicator
- Condition: Inoperative
- Location: Air Valve
- Stage of operation: CR
- How discovered: O
- Nature of condition: P
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2016101900818

## Discrepancy

FLIGHT DECK TRIM AIR VALVE POSITION INDICATOR BACK LIGHT INOPERATIVE.  REMOVED AND REPLACED TRIM AIR VALVE INDICATOR.   OPS CHECKED GOOD IAW 21-61-00.

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