# SDR VNAA2025013111101

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 29, 2025
- Submitted: January 31, 2025
- Operation: Air carrier
- Aircraft: [N618NN](https://openairdocs.org/aircraft/N618NN), registered now
- Make and model: Cndair CL6002D24
- Aircraft serial: 15429
- Aircraft time: 9,564 hours, 9,585 cycles
- System (JASC): [2130 · Cabin Pressure Control System](https://openairdocs.org/jasc/2130)
- Part: Warning Message
- Condition: Activated
- Location: Cabin Pressure
- 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/VNAA2025013111101

## Discrepancy

CABIN ALT MESSAGES RECEIVED AT 31000 FT. (PER POH PAGE 4-61 SECTION 4.6.8 IS NORMAL RESPONSE DUE TO THEIR CLIMB RATE) / PERFORMED THE PRESSURIZATION AND DEPRESSURIZATION CHECK IAW AMM 21-31-00-910-801-A02-PSA AND 21-31-00-910-802-A01. OPS CHECKED GOOD. NO DEFECTS NOTED.

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