# SDR SI3R98009

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 5, 1998
- Submitted: March 26, 2000
- Operation: General aviation
- Filed by: [Hamilton Sundstrand World Wide Repair, repair station SI3R842L](https://openairdocs.org/faa-repair-station/SI3R842L/hamilton-sundstrand-world-wide-repair.md) (OpenAirDocs)
- Make and model: Saab SF340A
- Registry model: [Saab SF340A](https://openairdocs.org/model/saab-scania-sf340a) (OpenAirDocs)
- Engine: Ge CT79B
- System (JASC): [7210 · Turbine Engine Reduction Gear](https://openairdocs.org/jasc/7210)
- Part: Gearbox
- Part number: 5074T51G10
- Condition: Worn
- Location: Engine
- Part time: 10,542 hours
- Component: GC49
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SI3R98009

## Discrepancy

DISASSEMBLY OF GEAR CASE REVEALED THE TAB WASHER AND RETAINING RING ON THE FORWARD RIGHT IDLER GEAR BROKEN.  BROKEN BEARING (P/N 775765-2) IN SLIDER BLOCK ASSY.  INPUT PINION GEAR WORN.  METAL CONTAMINATION LOCAL TO THIS AREA.  HSS SO NR 86314 SE.  CUST:  WINGS WEST A/L

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