What was found
ENGINE REMOVED DUE TO TURBINE OVERHAUL AND 1750 HOUR INSPECTION. UPON INSPECTION OF TURBINE PARTS NOTED THE FOLLOWING: STEPWEAR IN EXCESS OF MAINTENANCE MANUAL LIMITS ON N1 COUPLING FWD. INTERNAL SPLINES. INSTALLED NEW N1 COUPLING.
- Difficulty date
- July 28, 1995
- Submitted
- March 26, 2000
- Operation
- General aviation
- Aircraft
- N5745S
- Make and model
- Bell 206L1
- Aircraft serial
- 45491
- Engine
- Allsn 250C28B
- System (JASC)
- 7230 · Turbine Engine Compressor Section
- Part
- N1 Coupling
- Part number
- 23032345
- Condition
- Stepwear
- Location
- Coupling Splines
- Part time
- 467 hours
- Component
- 23031899
- 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.