What was found
TURBINE CAME IN FOR SHOP VISIT FOR LOW POWER. BEGAN DISASSEMBLY OF TURBINE. REMOVED OUTER COMBUSTION CASE AND FOUND SULPHIDATION ON 1ST STAGE WHEEL. HAD 1 BLADE MISSING AND SEVERAL BROKEN BLADES. (M)
- Difficulty date
- August 7, 2001
- Submitted
- October 31, 2001
- Operation
- Air carrier
- Aircraft
- N707AL
- Make and model
- Skrsky S76
- Aircraft serial
- 760189
- Engine
- Allsn 250C30S
- System (JASC)
- 7250 · Turbine Section
- Part
- Turbine Wheel
- Part number
- 23053299
- Part serial
- X146508
- Condition
- Corroded
- Location
- Engine
- Part time
- 1,110 hours
- Stage of operation
- NR
- How discovered
- O
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.