# SDR TRBA2009054SUP

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 15, 2009
- Submitted: May 14, 2009
- Operation: Air carrier
- Aircraft: N308AE
- Make and model: Aerosp ATR 72-212
- Registry model: [Aerosp ATR 72-212](https://openairdocs.org/model/aerospatiale-atr-72-212) (OpenAirDocs)
- Aircraft serial: 309
- Aircraft time: 29,514 hours, 33,057 cycles
- Engine: Pwa PW127
- Engine time: 25,603 hours, 26,205 cycles
- System (JASC): [7320 · Fuel Controlling System](https://openairdocs.org/jasc/7320)
- Part: Hmu
- Part number: 32448716
- Part serial: C38338V
- Condition: Failed
- Location: Lt Engine
- Part time: 8,869 hours, 9,319 cycles
- Stage of operation: AP
- How discovered: O
- Nature of condition: J
- Precautionary procedure: E
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/TRBA2009054SUP

## Discrepancy

INITIALLY NR 1 FAILED COMPLETELY.  REMOVED AND REPLACED LT ENGINE HMU/MFCU AS PER JIC NR 73-21-61-RAI-10000.  OPS CHECK GOOD AS PER JIC NR 73-21-61-OPT-10000 AND AE MNTC  NR 055007-CS-20000-001.  FCF PASSED.

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