What was found
(CAN) OIL ANALYSIS SHOWED TRACES OF ALUMINUM AND CARBON STEEL. RGB PLANETARY GEARS P/N 358268-1 SHOWED METAL DAMAGE. LOCKS P/N 866523-1 SHOWED ALUMINUM FRETTING FROM VIBRATION CAUSED FROM ABOVE PARTS RUNNING UNDER LOAD.
- Difficulty date
- November 25, 1999
- Submitted
- March 26, 2000
- Operation
- Air carrier
- Make and model
- Swrngn SA226TC
- Engine
- Garrtt TPE33110UA
- Propeller
- Hartzl HCB3TN5
- System (JASC)
- 7210 · Turbine Engine Reduction Gear
- Part
- Sungear
- Part number
- 31011442
- Condition
- Making Metal
- Location
- Reduction G/B
- Stage of operation
- IN
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.