# SDR UIEA2018032100448

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 20, 2018
- Submitted: March 21, 2018
- Operation: Air carrier
- Aircraft: [N1997A](https://openairdocs.org/aircraft/N1997A), registered now
- Make and model: Boeing 767-33A
- Registry model: [Boeing 767-33A](https://openairdocs.org/model/boeing-767-33a) (OpenAirDocs)
- Aircraft serial: 27310
- Aircraft time: 93,231 hours, 18,526 cycles
- Engine: Ge CF680C2B6F
- System (JASC): [7700 · Engine Indicating System](https://openairdocs.org/jasc/7700)
- Part: Sensor
- Part number: 154EW2
- Part serial: 40406
- Condition: Malfunctioned
- Location: Rt Engine
- Stage of operation: DE
- How discovered: O
- Nature of condition: E
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2018032100448

## Discrepancy

AT 4000 FT,  AFTER DESCENT,  WHEN POWER WAS COMING UP.  THE RT ENGINE MADE BANGING SOUNDS WITH VIBRATION OFF THE SCALE.  PERFORMED A BORESCOPE,  NO DEFECTS NOTED AND PERFORMED FIM 71-05 FT 849. NO DEFECTS NOTED.  PERFORMED A MAX POWER ASSURANCE TEST IAW MM 71-00-00, NO DEFECTS NOTED.  OPS CHECKED GOOD.  THE  RIGHT ENGINE CIT SENSOR REMOVED AND REPLACED IAW AMM 73-21-02.  ALL TESTED OK.

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