# SDR VNAA2024022011101

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 16, 2024
- Submitted: February 20, 2024
- Operation: Air carrier
- Aircraft: [N529EA](https://openairdocs.org/aircraft/N529EA), registered now
- Make and model: Cndair CL6002C10
- Aircraft serial: 10307
- Aircraft time: 29,779 hours, 22,817 cycles
- System (JASC): [2130 · Cabin Pressure Control System](https://openairdocs.org/jasc/2130)
- Part: Diaphragm
- Part number: UNKNOWN
- Condition: Obstructed
- Location: Cabin Pressure
- 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/VNAA2024022011101

## Discrepancy

CABIN ALT CAUTION MSG, AT FLT LEVEL 360, CABIN ALT WENT TO 9000FLT / INSPECTED THE #2 SAFETY VALVE AND FOUND LOOSE INSULATION STUCK BETWEEN THE DIAPHRAGM AND IT€™S SEAT. REMOVED INSULATION AND PERFORMED A FUNCTIONAL TEST OF THE SAFETY VALVE IAW CRJ 700 AMM 21-32-03-720-802-A01. PERFORMED A PRESSURIZATION CHECK OF THE AIRCRAFT IAW CRJ 700 AMM 21-31-00-910-801-A01-PSA. OPS CHECKS GOOD.

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