# SDR 2011FA0000066

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 26, 2011
- Submitted: February 4, 2011
- Operation: General aviation
- Aircraft: N4083Y
- Make and model: Piper PA-31-350
- Registry model: [Piper PA-31-350](https://openairdocs.org/model/piper-pa-31-350) (OpenAirDocs)
- Aircraft serial: 318152100
- Engine: Lyc TIO540*
- System (JASC): [2140 · Heating System](https://openairdocs.org/jasc/2140)
- Part: Tube
- Part number: T4048
- Condition: Cracked
- Location: Heater
- Part time: 460 hours
- Component: Heater
- Component part number: CD140481
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2011FA0000066

## Discrepancy

HEATER FAILED PRESSURE DECAY TEST.  CRACK IN BURNER TUBE, POSSIBLY CAUSED FROM TOO HIGH FUEL PRESSURE.

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