# SDR WVBA2001007

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 29, 2001
- Submitted: February 14, 2001
- Operation: Air carrier
- Aircraft: [N59829](https://openairdocs.org/aircraft/N59829), 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: 317652081
- Engine: Lyc TIO540*
- Propeller: Mcauly B3DF36C526
- System (JASC): [2140 · Heating System](https://openairdocs.org/jasc/2140)
- Part: Combustion Liner
- Part number: FR65D793EL
- Part serial: A98020014
- Condition: Failed
- Location: Heater
- Part time: 2,804 hours
- Component: Heater, Electrosys
- Component part number: B4500
- Stage of operation: NR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/WVBA2001007

## Discrepancy

PILOT REPORTED FRONT COMBUSTION HEATER INOPERATIVE.  IT WAS DISCOVERED THAT THE HEATER CONBUSTION CAN HAD A HOLE IN THE REAR OF THE CAN, AFT OF THE EXHAUST.  UNIT WAS REMOVED FROM SERVICE.  IT IS SUSPECT THAT IMPROPER COOL DOWN PROCEDURES LED TO PREMATURE CAN FAILURE.

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