# SDR UIEA2021061601364

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 16, 2021
- Submitted: June 21, 2021
- Operation: Air carrier
- Aircraft: [N1381A](https://openairdocs.org/aircraft/N1381A), registered now
- Make and model: Boeing 767316
- Aircraft serial: 27615
- Aircraft time: 91,202 hours
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Control Valve
- Part number: 3987505
- Part serial: 4611
- Condition: Faulted
- Location: Lt A/C Pack
- Stage of operation: TX
- 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/UIEA2021061601364

## Discrepancy

FLIGHT DECK WILL NOT COOL BELOW 35C WITH BOTH PACKS ON.(<P>FAULT CONFIRMED, FOUND LEFT PACK TEMP CONTROL VALVE STUCK. REPLACED LEFT PACK TEMP CONTROL VALVE PER AMM 21-51-10-400-801. OPS CHECK GOOD.</P>)

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