# SDR CA090714009

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 10, 2009
- Submitted: October 23, 2009
- Operation: General aviation
- Make and model: Robsin R44RAVENII
- Aircraft time: 1,202 hours
- Engine: Lyc IO540AE1A5
- System (JASC): [6520 · Tail Rotor Gearbox](https://openairdocs.org/jasc/6520)
- Part: Gearbox
- Part number: C0211
- Condition: Making Metal
- Location: Tail Rotor
- Part time: 2,080 hours
- Stage of operation: NR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA090714009

## Discrepancy

(CAN) T/R GEARBOX CHIP DETECTOR PICKED UP PARTICLES, PARTICLES.  CHIP DETECTOR WAS CLEANED AND REFILLED, AFTER THE GROUND RUN PARTICLES FOUND AGAIN AND A WHITE FILM IN THE SIGHT GUAGE.  T/R GEARBOX REPLACED.

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