What was found
NR 4 PYLON PRECOOLER EXHAUST DUCT CUTOUT LOWER AFT CORNER, LOWER ROW OF FASTENERS HOLES 1 EACH CRACKED. REMOVED DAMAGE, FABBED AND INSTALLED REPAIR PER ECRA 488-54-049-2.
- Difficulty date
- July 6, 2011
- Submitted
- July 6, 2011
- Operation
- Air carrier
- Aircraft
- N488EV
- Make and model
- Boeing 747230B
- Aircraft serial
- 23287
- Aircraft time
- 95,144 hours, 17,523 cycles
- System (JASC)
- 5420 · Nacelle/Pylon Miscellaneous Structure
- Part
- Structure
- Condition
- Cracked
- Location
- Nr 4 Pylon
- 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.