# SDR DALA2023011200235

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 10, 2023
- Submitted: January 12, 2023
- Operation: Air carrier
- Aircraft: [N3750D](https://openairdocs.org/aircraft/N3750D), registered now
- Make and model: Boeing 737832
- Aircraft serial: 32375
- Aircraft time: 70,089 hours, 26,526 cycles
- Engine: Cfmint CFM567B262
- Engine time: 63,330 hours, 28,991 cycles
- System (JASC): [7320 · Fuel Controlling System](https://openairdocs.org/jasc/7320)
- Part: Hmu
- Condition: Faulted
- Location: Rt Engine
- Stage of operation: TO
- How discovered: O
- Nature of condition: J
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2023011200235

## Discrepancy

PERFORMED ATO AT 60 KNOTS DUE TO RIGHT ENGINE SLOW TO ACCEL. CORRECTIVE ACTION: FOUND FUEL PUMP IMPELLER SHAFT SHEARED. REPLACED RIGHT ENGINE FUEL PUMP PER B737 AMM 73-11 AND REPLACED RIGHT ENGINE HMU PER B737 AMM 73-21. ENGINE RUN UP OK, AIRCRAFT RETURNED TO SERVICE.

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