# SDR 99ZZZX2237

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 26, 1999
- Submitted: March 26, 2000
- Operation: General aviation
- System (JASC): [3700 · Vacuum System](https://openairdocs.org/jasc/3700)
- Part: Valve
- Part number: V80500113
- Condition: Mismanufactured
- Location: Vacuum Systsem
- Component: Valcor
- Stage of operation: IN
- Nature of condition: W
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/99ZZZX2237

## Discrepancy

THE PISTON ASSEMBLY WITHIN THE SUSPECT VALVES MIGHT NOT HAVE BEEN ASSEMBLED TO PRINT AND TO ENSURE PARTS ARE LOCKHEED IN PLACE AS INTENDED.

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