What was found
DURING A D CHECK INSPECTION, FOUND THE NR 2 ENGINE INBOARD CORE COWL WITH WEAR GROOVE AT PRE-COOLER EXHAUST DUCT OPENING. REPAIRED CORE COWL PRE-COOLER EXHAUST DUCT IAW EO MAS-J217-N919CA-004.
- Difficulty date
- January 26, 2017
- Submitted
- June 14, 2017
- Operation
- Air carrier
- Aircraft
- N919CA
- Make and model
- Boeing 747428
- Aircraft serial
- 25302
- Aircraft time
- 89,251 hours, 13,055 cycles
- Engine
- Ge CF680C2B1F
- System (JASC)
- 5420 · Nacelle/Pylon Miscellaneous Structure
- Part
- Duct
- Condition
- Chafed
- Location
- Nr 2 Nacelle
- Part time
- 89,251 hours, 13,055 cycles
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.