# SDR SWAA2022050905642

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 5, 2022
- Submitted: May 9, 2022
- Operation: Air carrier
- Aircraft: [N8605E](https://openairdocs.org/aircraft/N8605E), registered now
- Make and model: Boeing 737-8H4
- Registry model: [Boeing 737-8H4](https://openairdocs.org/model/boeing-737-8h4) (OpenAirDocs)
- Aircraft serial: 36891
- Aircraft time: 31,938 hours, 14,348 cycles
- Engine: Cfmint CFM567B27E
- System (JASC): [7320 · Fuel Controlling System](https://openairdocs.org/jasc/7320)
- Part: Hmu
- Part number: 442653
- Part serial: BECW0506
- Condition: Failed
- Location: #2 Engine
- Stage of operation: TO
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2022050905642

## Discrepancy

#2 ENGINE FAILED TO DEVELOP T/O THRUST. REQUIRED THRUST WAS 96.5% N1. #2 DEVELOPED 84% AND WOULD NOT INCREASE WITTH MANUAL THROTTLE INPUT. / [01] REMOVED AND REPLACED NO.2 ENGINE FUEL PUMP AND HMU PER TASK CARD 773-11-00; TTG8Q00V9XJB. ACCOMPLISHED POWER ASSURANCE TEST 5 IAW AMM 71-00-00. POWER ASSURANCE TEST PASSED.;[02] 1. RICHARD MALSCH (TECHNICIAN); 05-MAY-2022 23:47 UTC<BR>REMOVED AND REPLACED NO.2 ENGINE FUEL PUMP AND HMU PER TASK CARD 773-11-00; TTG8Q00V9XJB. ACCOMPLISHED POWER ASSURANCE TEST 5 IAW AMM 71-00-00. POWER ASSURANCE TEST PASSED.<BR>C/W RII INSPECTION AND INSPECTION.

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