What was found
DURING RIGHT ENGINE BORESCOPE, FOUND TWO HIGH PRESSURE TURBINE VANES WITH A V-TYPE CRACK. TOTAL CRACK LENGTH EXTENDS GREATER THAN .25 INCH ON EACH VANE. REPLACED RIGHT ENGINE FOR HEAVY MAINTENANCE VISIT.
- Difficulty date
- March 6, 1997
- Submitted
- March 26, 2000
- Operation
- Air carrier
- Aircraft
- N570UA
- Make and model
- Boeing 757222
- Aircraft serial
- 26678
- Engine
- Pwa PW2037
- System (JASC)
- 7250 · Turbine Section
- Part
- Turbine Vane
- Part number
- 1B4171
- Condition
- Cracked
- Location
- Rt Engine
- Part time
- 16,936 hours
- 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.