# SDR SWAA2026042793295

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 26, 2026
- Submitted: April 27, 2026
- Operation: Air carrier
- Aircraft: [N8554X](https://openairdocs.org/aircraft/N8554X), registered now
- Make and model: Boeing 737-8H4
- Registry model: [Boeing 737-8H4](https://openairdocs.org/model/boeing-737-8h4) (OpenAirDocs)
- Aircraft serial: 36993
- Aircraft time: 27,941 hours, 14,127 cycles
- Engine: Cfmint CFM567B27E
- System (JASC): [7320 · Fuel Controlling System](https://openairdocs.org/jasc/7320)
- Part: Hmu
- Condition: Leaking
- Location: Nr 2 Engine
- Stage of operation: CL
- How discovered: O
- Nature of condition: X, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2026042793295

## Discrepancy

NUMBER 2 ENG FAILED ON TAKEOFF; REJECT AT APPROX 100 KIAS BRK ENERGY 21.1M FT-LB.  INSPECTION REQUIRED ABOVE 30.0M FT-LM.   DURING INITIAL EVALUTATION FAULT CODE 73-31552 IS PRESENT IN EEC IAW FIM 73-31, TASK 803.  PERFORMED GVI OF NR 2 ENGINE AND DISCOVERED HMU LEAKING FUEL. ACCOMPLISHED AN INSPECTION OF THE NR 2 ENGINE CHIP DETECTORS AND FOUND NO MAGNETIC PARTICLES REF. AMM 79-00-00.  R & R FUEL PUMP IAW TASK CARD REF TTG8Q01BW3Y. R & R HMU IAW AMM 73-21-10.  REQUIRES TEST 15 - 85% N1 LEAK CHECK PER POWERPLANT TEST REF TABLE 71-00-00.  INSPECTED AND VERIFIED THE WORK PERFORMED ON CORRECTIVE ACTION #2; NO DEFECTS NOTED.  REMOVED AND REPLACED #2 PUMP REF TTG8Q01BW3Y ON MT 773-11-00; 85% LEAK CHECK GOOD

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