# SDR ASAA2022053138528

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 31, 2022
- Submitted: June 2, 2022
- Operation: Air carrier
- Aircraft: [N408AS](https://openairdocs.org/aircraft/N408AS), registered now
- Make and model: Boeing 737-900ER
- Registry model: [Boeing 737-900ER](https://openairdocs.org/model/boeing-737-900er) (OpenAirDocs)
- Aircraft serial: 41732
- Aircraft time: 34,669 hours, 11,000 cycles
- Engine: Cfmint CFM567B27E
- System (JASC): [7320 · Fuel Controlling System](https://openairdocs.org/jasc/7320)
- Part: Hmu
- Part number: 1853M56P16
- Part serial: BECWB798
- Condition: Leaking
- Location: #2 Engine
- Part time: 30,415 hours, 9,485 cycles
- Stage of operation: IN
- How discovered: V
- Nature of condition: K
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2022053138528

## Discrepancy

#2 ENG FUEL LEAKING FROM HMU AFT CANNON PLUG (HAAU-A) FITTING AT BOTTOM OF HMU. GROUNDED - YES. REMOVED & REPLACED HMU FROM #2 ENG. REF B737-900 AMM 73-21-10.

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