# SDR VNAA2026090424301

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 1, 2026
- Submitted: September 4, 2026
- Operation: Air carrier
- Aircraft: [N633NN](https://openairdocs.org/aircraft/N633NN), registered now
- Make and model: Cndair CL6002D24
- Aircraft serial: 15377
- Aircraft time: 23,452 hours, 18,168 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Acm
- Part number: GG670950097
- Part serial: 01958
- Condition: Leaking
- Location: Zone 100
- Part time: 21,141 hours, 18,568 cycles
- Stage of operation: CL
- 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/VNAA2026090424301

## Discrepancy

R BLEED DUCT WARNING MSG IN FLIGHT C/A C/W REMOVAL AND REINSTALLATION OF RH ACM IAW CRJ 900 AMM 21-51-08-000/400-801

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