# SDR 98ZZZX1863

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 7, 1998
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: [N777KY](https://openairdocs.org/aircraft/N777KY), registered now
- Make and model: Gulstm 560
- Aircraft serial: 5600108
- System (JASC): [2133 · Pressure Regulator/Outflow Valve](https://openairdocs.org/jasc/2133)
- Part: Outflow Valve
- Part number: 1036484
- Condition: Malfunctioned
- Location: Cabin Press
- Part time: 900 hours
- Stage of operation: NR
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/98ZZZX1863

## Discrepancy

OPERATOR HAD PRESSURIZATION PROBLEM ON CESSNA 560.  THIS INFORMATION MAY BE PREMATURE, BUT HE HAS NOT HEARD BACK FROM CESSNA OR ALLIED-SIGNAL ON THE PROBLEM.  SUBMITTER SUSPECTS THAT AD 96-17-10 SHOULD HAVE INCLUDED MORE DASH NUMBERS.  OUTFLOW VALVE WAS A 103648-14.  THE BEECHCRAFT AD TOOK IN 103648-1 THROUGH 13-I.  SUBMITTER STATED THERE IS NO AD ON THE CITATIONS.

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