# SDR HEEA086998

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 4, 2003
- Submitted: June 9, 2003
- Operation: Air carrier
- Aircraft: N722PH
- Make and model: Bell 407
- Registry model: [Bell 407](https://openairdocs.org/model/bell-helicopter-textron-canada-407) (OpenAirDocs)
- Aircraft serial: 53288
- Aircraft time: 2,536 hours
- Engine: Allsn 250C*
- System (JASC): [7320 · Fuel Controlling System](https://openairdocs.org/jasc/7320)
- Part: Hmu
- Part number: 23072725
- Part serial: JGALM0315
- Condition: Failed
- Location: Engine
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HEEA086998

## Discrepancy

STARTS HOT ON BACK TO BACK STARTS WITH TOT REACHING 780 TO 790 DEGREES CELCIUS. REPLACED HMU.

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