# SDR SWIA202310250024

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 24, 2023
- Submitted: October 25, 2023
- Operation: Air carrier
- Aircraft: [N914EV](https://openairdocs.org/aircraft/N914EV), registered now
- Make and model: Cndair CL6002B19
- Aircraft serial: 7752
- Aircraft time: 38,964 hours, 38,580 cycles
- System (JASC): [2100 · Air Conditioning System](https://openairdocs.org/jasc/2100)
- Part: Unknown
- Part number: UNKNOWN
- Condition: Warning Message
- Location: Unknown
- Stage of operation: CL
- How discovered: O
- Nature of condition: Y
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWIA202310250024

## Discrepancy

L 10TH DUCT WARNING MESSAGE ON CLIMB AT 15000FT. DID THE QRH PROCEDURE, DIRECTED TO GET LEFT ENGINE TO IDLE. DECLARED EMERGENCY AND DID A SINGLE ENGINE LANDING WITH RIGHT ENGINE. (FLIGHT 5541 FILED OPEN)FOUND LEAK COMING FROM LH 10TH STAGE PRSOV FLANGE CRACK FACING LOOPS A50WK AND A51WK. REPLACED LEFT PRESSURE REGULATING SHUT-OFF VALVE ASSY IN REF TO CRJ200 AMM 21-51-43. COMPLIED WITH OPERATIONAL CHECK OF LEFT PRSOV IN REF TO AMM TASK 21-51-43-710-801). ALL INDICATIONS NORMAL. OPS CHECK AND LEAK CHECK GOOD.

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