# SDR UIEA2020010640017

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 3, 2020
- Submitted: January 7, 2020
- Operation: Air carrier
- Aircraft: [N1327A](https://openairdocs.org/aircraft/N1327A), registered now
- Make and model: Boeing 767-37D
- Registry model: [Boeing 767-37D](https://openairdocs.org/model/boeing-767-37d) (OpenAirDocs)
- Aircraft serial: 26328
- Aircraft time: 85,233 hours, 12,734 cycles
- System (JASC): [2160 · Cabin Temperature Control System](https://openairdocs.org/jasc/2160)
- Part: Modulating Valve
- Part number: 3987865
- Part serial: 718
- Condition: Malfunctioned
- Location: Cabin Temp
- Stage of operation: TX
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2020010640017

## Discrepancy

AFT CABIN TEMP EICAS MESSAGE ON THE GROUND.  REMOVED AND REPLACED AFT TRIM MODULATING VALVE IAW AMM 21-61-02-004-006, AND 21-61-02-404-041. OPS CHECKED GOOD.

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