# SDR 6D1R202305090136

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 9, 2023
- Submitted: May 9, 2023
- Operation: General aviation
- Filed by: [Gulfstream Aerospace Corporation, repair station 6D1R324D](https://openairdocs.org/faa-repair-station/6D1R324D/gulfstream-aerospace-corporation.md) (OpenAirDocs)
- Aircraft: [N500XX](https://openairdocs.org/aircraft/N500XX), registered now
- Make and model: Gulstm 500
- Aircraft serial: 72040
- Aircraft time: 1,225 hours, 767 cycles
- System (JASC): [2131 · Cabin Pressure Controller](https://openairdocs.org/jasc/2131)
- Part: Controller
- Part number: 650000422
- Part serial: 6500004200064
- Condition: Failed
- Location: Cabin Pressure
- Part time: 1,225 hours, 767 cycles
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: G, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/6D1R202305090136

## Discrepancy

GULFSTREAM GVII-G500 N500XX, SN: 72040 - CUSTOMER REPORTED LOSS OF CABIN PRESSURIZATION. ONLY CREW WAS ONBOARD WITH NO PASSENGERS AND DID NOT REQUIRE MEDICAL ATTENTION.

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