# SDR HEEA083799

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 15, 2003
- Submitted: January 20, 2003
- Operation: General aviation
- Aircraft: [N493PH](https://openairdocs.org/aircraft/N493PH), registered now
- Make and model: Bell 407
- Registry model: [Bell 407](https://openairdocs.org/model/bell-helicopter-textron-canada-407) (OpenAirDocs)
- Aircraft serial: 53393
- Aircraft time: 3,856 hours
- Engine: Allsn 250C*
- System (JASC): [7320 · Fuel Controlling System](https://openairdocs.org/jasc/7320)
- Part: Hydromech Unit
- Part number: 23072725
- Part serial: JGALM0115
- Condition: Damaged
- Location: Engine
- Part time: 3,907 hours
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HEEA083799

## Discrepancy

HMU HAS SPLINE WEAR AND UNABLE TO BLEED. REPLACED WITH SERVICEABLE PART.

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