# SDR ASMF20180515011

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 22, 2018
- Submitted: May 15, 2018
- Operation: Air carrier
- Aircraft: [N423AM](https://openairdocs.org/aircraft/N423AM), registered now
- Make and model: Boeing 737-73V
- Registry model: [Boeing 737-73V](https://openairdocs.org/model/boeing-737-73v) (OpenAirDocs)
- Aircraft serial: 32423
- Aircraft time: 46,612 hours, 28,531 cycles
- Engine: Cfmint CFM567B22
- System (JASC): [7310 · Engine Fuel Distribution](https://openairdocs.org/jasc/7310)
- Part: Fuel
- Condition: Leaking
- Location: Rt Engine
- Stage of operation: IN
- How discovered: O
- Nature of condition: K
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASMF20180515011

## Discrepancy

DURING RIGHT ENGINE RUN IN OVERNIGHT CHECK, A FUEL LEAK WAS DETECTED. MAINTENANCE PERSONNEL PERFORMED A REVISION DETECTING FUEL LEAK ON RIGHT ENGINE BETWEEN FUEL PUMP AND HMU; SO THE FUEL PUMP AND HMU WERE REPLACED IAW AMM TASKS 73-11-01-000/400-801-F00 AND 73-11-01-400-801-F00, TESTED CORRECT.

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