# SDR SWAA2019040831430

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 7, 2019
- Submitted: April 8, 2019
- Operation: Air carrier
- Aircraft: N751SW
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 29803
- Aircraft time: 69,088 hours, 40,688 cycles
- Engine: Cfmint CFM567B242
- System (JASC): [7314 · Engine Fuel Pump](https://openairdocs.org/jasc/7314)
- Part: Pump
- Part number: 8283004
- Part serial: YA0505354
- Condition: Faulty
- Location: Fuel System
- Stage of operation: CL
- How discovered: O
- Nature of condition: R, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2019040831430

## Discrepancy

NR 2 ENGINE GAVE NORMAL INDICATIONS UNTIL ADDING POWER ABOVE 85%. ENGINE DID NOT GO MORE THAN 85%, BUT MATCHED ENGINE #1 IN ALL INDICATIONS WITH N1 RPM MATCHING. AIR TURNBACK.  THE DIFFERENCE BETWEEN THROTTLE POSITION AND ACTUAL N1 DECREASED AS WE CLIMBED.  BEFORE LANDING AT 4000FT. MSL THE SAME ISSUE RETURNED.   R&R FUEL PUMP PACKAGE IAW MM.

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