# SDR YENA2023121201560

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 10, 2023
- Submitted: January 11, 2024
- Operation: Air carrier
- Aircraft: [N4073J](https://openairdocs.org/aircraft/N4073J), registered now
- Make and model: Airbus A321-271N
- Registry model: [Airbus A321-271N](https://openairdocs.org/model/airbus-a321-271n) (OpenAirDocs)
- Aircraft serial: 11129
- Aircraft time: 3,223 hours, 469 cycles
- Engine: Iae PW1133GAJM
- Engine time: 3,223 hours, 469 cycles
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Unknown
- Part number: UNKNOWN
- Condition: Unknown
- Location: Unknown
- Stage of operation: CL
- How discovered: O
- Nature of condition: E
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/YENA2023121201560

## Discrepancy

FLT#1621,  LHR-BOS. 'IN CLIMB, ENG ANTI-ICE ON,  'ENG 1 HIGH VIBRATION' ECAM IN AMBER. N2 = 4.5 UNITS IN CRUISE, ANTI - ICE OFF 0.1 UNITS; FOLLOWING TSM 71-00-00-810-873-A, ACMS REPORT SHOWS N2 VIBRATION BELOW SHORT DURATION HIGH N2 VIBRATION LIMITS. OK TO CONTINUE. CONUS RESTRICTION APPLIED.

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