# SDR 99ZZZX672

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 19, 1999
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: [N273RA](https://openairdocs.org/aircraft/N273RA), registered now
- Make and model: Israel ASTRA SPX
- Registry model: [Israel ASTRA SPX](https://openairdocs.org/model/israel-aircraft-industries-astra-spx) (OpenAirDocs)
- Aircraft serial: 097
- System (JASC): [2212 · Altitude Controller](https://openairdocs.org/jasc/2212)
- Part: Compensator
- Part number: 73131
- Condition: Leaking
- Location: Aileron
- Part time: 187 hours
- Stage of operation: NR
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/99ZZZX672

## Discrepancy

THIS UNIT FAILED PRESSURE TEST DURING AN INSPECTION.  THIS IS A KNOWN PROBLEM.  UNIT MUST HOLD APPROXIMATELY 40 PSI FOR 3 HOURS AND CAN ONLY LEAK DOWN 5 PSI DURING THIS TIME.  THIS UNIT WENT TO ZERO PSI IN 1.5 HOURS.

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