# SDR Y2PA2020102920032

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 28, 2020
- Submitted: November 5, 2020
- Operation: Air carrier
- Aircraft: [N727US](https://openairdocs.org/aircraft/N727US), registered now
- Make and model: Boeing 727223
- Aircraft serial: 22470
- Aircraft time: 69,816 hours, 37,544 cycles
- Engine: Pwa JT8D17
- Engine time: 42,546 hours, 70,997 cycles
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Engine
- Part number: JT8D17
- Part serial: 702650
- Condition: Fod
- Location: Nr 3
- Part time: 42,546 hours, 70,997 cycles
- Stage of operation: CL
- How discovered: O
- Nature of condition: C, E
- Precautionary procedure: E, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/Y2PA2020102920032

## Discrepancy

DISCREPANCY: CREW REPORTED THAT AFTER DEPARTURE FROM KLRD AND CLIMBING THROUGH 10000 FEET, THE NR 3 ENGINE FAILED WITH ASSOCIATED VIBRATIONS.  THEY DECLARED AN EMERGENCY AND PERFORMED THE ENGINE FIRE, SEVERE DAMAGE OR SEPARATION CHECKLIST AND LANDED AT THE DEPARTURE AIRPORT WITHOUT FURTHER INCIDENT.  CORRECTIVE ACTION: USA JET MAINTENANCE IN KLRD INSPECTED THE ENGINE AND FOUND ALL FOUR STAGES OF THE TURBINE SECTION TO HAVE FOD.  THEY REMOVED AND REPLACED THE NR 3 ENGINE, IAW USA JET GMM VOLUME 4 CHAPTER 72.01.1 TO 72.01.26.  ALL OPERATIONS AND LEAKS NORMAL DURING ENGINE TRIM RUN.

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