What was found
ENGINE REMOVED FROM SERVICE FOR ENGINE CHIP LIGHT ILLUMINATION, FOLLOWED BY ENGINE FAILURE DURING PINNACLE LANDING. TEAR DOWN ANALYSIS REVEALED COUPLING ADAPTER SHEARED AT PILOT DIAMETER CAUSING FAILURE. (SO09200408990)
- Difficulty date
- July 6, 2004
- Submitted
- September 28, 2004
- Operation
- Air carrier
- Aircraft
- N67266
- Make and model
- Bell 206B
- Aircraft serial
- 5131
- Engine
- Allsn 250C20J
- System (JASC)
- 7230 · Turbine Engine Compressor Section
- Part
- Adapter
- Part number
- E230397911C
- Part serial
- AG6167
- Condition
- Sheared
- Location
- Coupling
- Part time
- 3,988 hours
- Component
- Compressor · Allsn
- Component part number
- 6890550
- 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.