# SDR VNAA2025031411103

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 12, 2025
- Submitted: March 14, 2025
- Operation: Air carrier
- Aircraft: [N630NN](https://openairdocs.org/aircraft/N630NN), registered now
- Make and model: Cndair CL6002D24
- Aircraft serial: 15374
- Aircraft time: 19,424 hours, 14,824 cycles
- Engine: Ge CF348C5
- System (JASC): [7220 · Turbine Engine Air Inlet Section](https://openairdocs.org/jasc/7220)
- Part: Pin
- Part number: 4114T06P03
- Condition: Faulted
- Location: Rt Engine
- Stage of operation: NR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: B
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/VNAA2025031411103

## Discrepancy

EXCESSIVE N1 VIBRATION ON RH ENG. RAN QRH PROCEDURE. DID NOT CORRECT ISSUE AT NORMAL POWER SETTINGS. HAD TO REDUCE RH THRUST TO 72-73% TO KEEP VIB BELOW 1.7. / REMOVED AND REPLACED RH ENGINE FAN BLADE PINS IAW CRJ900 AMM 72-21-02-400-801-A01-PSA. PERFORMED VIBE CHECK IAW CRJ 900 AMM 71-00-00-720-806-A01.

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