# SDR SWIA2026020675220

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 6, 2026
- Submitted: February 9, 2026
- Operation: Air carrier
- Aircraft: [N506CA](https://openairdocs.org/aircraft/N506CA), registered now
- Make and model: Cndair CL6002B19
- Aircraft serial: 7793
- Aircraft time: 42,823 hours, 43,053 cycles
- System (JASC): [3520 · Passenger Oxygen System](https://openairdocs.org/jasc/3520)
- Part: Oxygen Mask
- Condition: Unwanted Deploy
- Location: Zone 200
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: B
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWIA2026020675220

## Discrepancy

DUE TO PASSENGER 02 SYSTEM DEPLOYMENT, PRIOR TO RETURN TO REVENUE SERVICE C/W AMM 05-51-35 MCI TYPE: SERVICEABLE / NEEDS ATTENTION  (FLIGHT 5390)  TROUBLESHOT LH PACK FAIL CAUSING CABIN ALT WARNING IN REF TO CRJ 200 FIM 21-50-00 FOR MOMENTARY PACK HIGH PRESSURE AND LT PACK FAIL. TROUBLESHOT CABIN ALT CAUTION AND WARNING IN REF TO AMM 21-33-00. SEE FOLLOWING EAML'S FOR FURTHER TROUBLESHOOTING AND POSITIVE MX ACTIONS  REF EAML 185086,  EAML 185051, EAML 185027,  EAML 185108, EAML 185047, AND EAML 185050.

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