What was found
ENGINE REMOVED DUE TO CRACKED SCROLL. DISASSEMBLY INSPECTION REVEALED: STEP WEAR BEYOND SERVICEABLE LIMITS ON SPUR GEAR SHAFT AFT SPLINES. FAILED NO-GO GAUGE. INSTALLED A NEW SPUR GEAR.
- Difficulty date
- October 19, 1998
- Submitted
- March 26, 2000
- Operation
- General aviation
- Aircraft
- N8590X
- Make and model
- Bell 206L3
- Aircraft serial
- 51494
- Engine
- Allsn 250C30P
- System (JASC)
- 7230 · Turbine Engine Compressor Section
- Part
- Spur Gear
- Part number
- 23056634
- Condition
- Worn
- Location
- Spur Adapter
- Part time
- 953 hours
- Component
- 23051643
- 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.