# SDR HNAA2013073000435

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 30, 2013
- Submitted: July 30, 2013
- Operation: Air carrier
- Aircraft: N343EN
- Make and model: Dhav DHC8311
- Aircraft serial: 340
- Aircraft time: 43,316 hours, 52,122 cycles
- System (JASC): [6100 · Propeller System](https://openairdocs.org/jasc/6100)
- Part: Propeller
- Part number: SFA13M106A
- Condition: Vibration
- Location: Nr 1
- Stage of operation: CL
- 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/HNAA2013073000435

## Discrepancy

AFTER TAKEOFF, ENGINE VIBRATION FELT AND CONTINUED TO WORSEN UNTIL RUNUP, NR 1 ENGINE VIBRATION INCREASES WHEN OUT OF FEATHER.  COMPLIED WITH INSPECTION IAW AMM 05-50-65 AND REPLACED NR 1 PROP ASSY IAW CARDS 61-10-06 AND 61-10-07 FOR BLADE R & R.  RUN AND LEAK CHECKED GOOD.

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