# SDR UIEA2020111702409

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 17, 2020
- Submitted: November 18, 2020
- Operation: Air carrier
- Aircraft: [N1093A](https://openairdocs.org/aircraft/N1093A), registered now
- Make and model: Boeing 767-36N
- Registry model: [Boeing 767-36N](https://openairdocs.org/model/boeing-767-36n) (OpenAirDocs)
- Aircraft serial: 30111
- Aircraft time: 82,698 hours, 12,095 cycles
- System (JASC): [2160 · Cabin Temperature Control System](https://openairdocs.org/jasc/2160)
- Part: Modulating Valve
- Part number: 3987865
- Part serial: 5609
- Condition: Malfunctioned
- Location: Aft Cabin Temp
- Stage of operation: CR
- 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/UIEA2020111702409

## Discrepancy

AFT CABIN TEMP INOPERABLE EICAS AND AFT CAB AUTO ANNUNCIATOR LIGHT ON OVERHEAD PANEL.  TRANSFERRED TO DMI 137977, IAW MEL 21-61-01-02, CAT C, DUE 27NOV20. GTC 0950Z.  C/W W/O 73354, REMOVED AND REPLACED AFT TRIM AIR MODULATING VALVE, IAW AMM 21-61-07.  OPERATIONS CHECK GOOD.  THIS CLEARS MDDR  137977.  MCC NOTIFIED DISP: DL 1010Z.

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