What was found
ENGINE REMOVED DUE TO COMPRESSOR IMPELLER CYCLES. TURBINE DISASSEMBLED DUE TO LOW POWER ON TEST CELL. UPON INSPECTION OF TURBINE PARTS NOTED: MINOR SULPHIDATION ON ALL BLADES OF NR1 WHEEL. SCRAPPED #1 WHEEL.
- Difficulty date
- May 4, 1998
- Submitted
- March 26, 2000
- Operation
- Air carrier
- Aircraft
- N81982
- Make and model
- Bolkms BO105S
- Aircraft serial
- S818
- Engine
- Allsn 250C20B
- System (JASC)
- 7250 · Turbine Section
- Part
- Wheel
- Part number
- 6886407
- Condition
- Sulfidation
- Location
- 1st Stage
- Part time
- 1,056 hours
- Component
- 6898735
- 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.