# SDR CALA2023010900060

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 9, 2023
- Submitted: January 9, 2023
- Operation: Air carrier
- Aircraft: [N76532](https://openairdocs.org/aircraft/N76532), registered now
- Make and model: Boeing 737824
- Aircraft serial: 62749
- Aircraft time: 21,199 hours, 7,412 cycles
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Shutoff Valve
- Condition: Inoperative
- Location: Nr 2 Engine
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2023010900060

## Discrepancy

CABIN ALT +/- 450 FEET 99-3611-3-0008,QTY :1 DURING TROUBLESHOOTING FOUND RIGHT ENGINE PRSOV VALVE INOP. REPLACED CONTROLLER IN #2 POSITION PER AMM TASK UPDATING FOR PRSOV ROTABLE REMOVED AND REPLACED RIGHT ENGINE PRSOV VALVE REF. AMM 36-11-04. 21-31-01-000-801. OPS CHECK OK.

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