# SDR 2006UALA02179

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 12, 2006
- Submitted: November 28, 2006
- Operation: Air carrier
- Aircraft: N548UA
- Make and model: Boeing 757222
- Aircraft serial: 25396
- Aircraft time: 56,092 hours, 16,280 cycles
- Engine: Pwa PW2037
- System (JASC): [7321 · Fuel Control/Turbine Engines](https://openairdocs.org/jasc/7321)
- Part: Fcu
- Part number: 7791005
- Condition: Failed
- Location: Rt Engine
- 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/2006UALA02179

## Discrepancy

AIR TURNBACK DUE TO RIGHT ENGINE SURGING 0.1 - 0.2 EPR.  ON CLIMBOUT CREW INDICATED RIGHT ENGINE EPR FLUX 0.10 - 0.05   SLIGHT YAW FELT IN AIRFRAME.    REPLACED FUEL CONTROL UNIT AND ACCOMPLISHED ACCEL CHECK AND POWER ASSURANCE.

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