# SDR 97ZZZX4348

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 17, 1997
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: [N6099P](https://openairdocs.org/aircraft/N6099P), registered now
- Make and model: Snias AS350B2
- Aircraft serial: 2818
- Engine: Tmeca ARRIEL1D
- System (JASC): [7250 · Turbine Section](https://openairdocs.org/jasc/7250)
- Part: Circlip
- Part number: 4560119360
- Condition: Missing
- Location: Mo 3 Bearing
- Stage of operation: IN
- Nature of condition: W
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/97ZZZX4348

## Discrepancy

DURING CLEANING OF REAR BEARING SUPPORT ASSEMBLY, INSPECTION FOUND THE CIRCLIP THAT HOLDS REAR BEARING POWER TURBINE GUIDE VANE MISSING.  SUSPECT CAUSE:  DURING LAST MAINTENANCE PROCEDURES BY TURBOMECA CO., CIRCLIP WAS NOT INSTALLED.  A/C TT:  1,699.5 HOURS. ENG TT:  1,563.2 HOURS.

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