What was found
HEAVY SPALLING ON DRIVE SIDE OF PINION GEAR TEETH CAUSING METAL IN OIL.THIS IS A REOCCURRING EVENT. VENDOR NEEDS TO UPGRADE THEIR QUALITY CONTROL ON GEAR MATERIAL AND FABRICATION OF GEARS.
- Difficulty date
- March 6, 2003
- Submitted
- March 17, 2003
- Operation
- General aviation
- Make and model
- Clark 1000CLARK
- Aircraft time
- 9,260 hours
- System (JASC)
- 8300 · Accessory Gearboxes
- Part
- Pinion Gear
- Part number
- E6893672
- Part serial
- DG13121
- Condition
- Spalled
- Location
- Gearbox
- Part time
- 150 hours
- Component
- Gearbox
- Component part number
- 23035179
- Stage of operation
- NR
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.