# SDR 97ZZZX1099

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 13, 1997
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: N4091D
- Make and model: Piper PA-31-350
- Registry model: [Piper PA-31-350](https://openairdocs.org/model/piper-pa-31-350) (OpenAirDocs)
- Aircraft serial: 318152154
- System (JASC): [2140 · Heating System](https://openairdocs.org/jasc/2140)
- Part: Valve
- Part number: 461731
- Condition: Fails
- Location: Fuel Press Reg
- Component: Janitrol
- Stage of operation: IN
- Nature of condition: K
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/97ZZZX1099

## Discrepancy

SUBMITTER STATED HAVE HAD 5 FAILURES OF THIS VALVE OVER 24 MONTH PERIOD.  DIAPHRAGM FAILS AND FUEL LEAKS OVERBOARD.  TIME RANGES FROM 101 HOURS TO 600 HOURS.  PIPER P/N 461-731.  ELECTRO SYSTEMS, P/N A 23 D0407.5, NEW VALVES OR OVERHAULED VALVES, MAKES NO DIFFERENCE.

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