# SDR NACA2024110800002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 8, 2024
- Submitted: November 13, 2024
- Operation: Air carrier
- Aircraft: [N563NC](https://openairdocs.org/aircraft/N563NC), registered now
- Make and model: Boeing 767-3BG
- Registry model: [Boeing 767-3BG](https://openairdocs.org/model/boeing-767-3bg) (OpenAirDocs)
- Aircraft serial: 30563
- Aircraft time: 84,745 hours, 21,548 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Shutoff Valve
- Part serial: 960411
- Condition: Failed
- Location: Rt A/C Pack
- Part time: 72 hours, 28 cycles
- Stage of operation: DE
- 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/NACA2024110800002

## Discrepancy

RIGHT PACK DUCT PRESSURE SURGES BETWEEN 10 AND 30 PSI DURING DESCENT. REMOVED AND REPLACED RH PRSOV LEAK TEST GOOD IAW AMM 36-11-09

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