# SDR 20001204SH011

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 28, 2000
- Submitted: December 4, 2000
- Operation: General aviation
- Aircraft: [N4501B](https://openairdocs.org/aircraft/N4501B), registered now
- Make and model: Piper PA-31-350
- Registry model: [Piper PA-31-350](https://openairdocs.org/model/piper-pa-31-350) (OpenAirDocs)
- Aircraft serial: 318052168
- System (JASC): [2140 · Heating System](https://openairdocs.org/jasc/2140)
- Part: Regulator Valve
- Part number: A23D0475
- Condition: Leaking
- Location: Fwd Heater
- Part time: 17 hours
- Stage of operation: IN
- How discovered: V
- Nature of condition: K
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/20001204SH011

## Discrepancy

FUEL OBSERVED DRIPPING FROM DRAIN LINE AFTER GROUND RUN OF ENGINE WITHOUT HEATER BEING USED.  VALVE WAS REMOVED FROM AIRCRAFT AND 30 PSI SHOP AIR WAS APPLIED TO INLET WITHOUT POWER TO OPEN VALVE.  LEAK CHECK FLUID WAS APPLIED TO VALVE BODY AND LEAK WAS FOUND TO BE COMING FROM UNUSED MOUNTING HOLE ON VALVE BODY.  (X)

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