# SDR KC82002F00003

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 26, 2002
- Submitted: September 3, 2002
- Operation: Air carrier
- Aircraft: [N80CK](https://openairdocs.org/aircraft/N80CK), registered now
- Make and model: Lear 24D
- Registry model: [Lear 24D](https://openairdocs.org/model/gates-lear-jet-24d) (OpenAirDocs)
- Aircraft serial: 309
- Engine: Ge CJ6101
- System (JASC): [2133 · Pressure Regulator/Outflow Valve](https://openairdocs.org/jasc/2133)
- Part: Outflow Valve
- Part number: 2419249
- Condition: Obstructed
- Location: Cabin Pressure
- Stage of operation: NR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/KC82002F00003

## Discrepancy

CREW HAD DIFFICULTY MAINTAINING CABIN ALTITUDE.  FOUND DEBRIS ON SEAT OF OUTFLOW VALVE.  CLEANED OUTFLOW VALVE, CLEANED JET PUMP FILTER, AND PERFORMED OPERATIONAL CHECKS OF PRESSURIZATION SYSTEM PER MFG MM.

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