What was found
DURING COMPLIANCE OF SB AE3007A-72-368 ON THE NR 1 ENGINE A CRACK INDICATION OF THE 2ND STAGE HIGH PRESSURE TURBINE WHEEL WAS FOUND DURING THE ULTRASOUND INSPECTION. THE NR 1 ENGINE WAS REPLACED.
- Difficulty date
- May 21, 2009
- Submitted
- May 21, 2009
- Operation
- Air carrier
- Aircraft
- N15948
- Make and model
- Emb EMB145EP
- Aircraft serial
- 145056
- Aircraft time
- 22,298 hours, 21,230 cycles
- Engine
- Rroyce AE3007A1
- Engine time
- 21,521 hours, 16,883 cycles
- System (JASC)
- 7250 · Turbine Section
- Part
- Turbine Wheel
- Part number
- 23069438
- Part serial
- MM119575
- Condition
- Cracked
- Location
- Nr 1 Engine
- Part time
- 17,039 hours, 13,662 cycles
- Stage of operation
- IN
- How discovered
- U
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.