What was found
NUMBER 4 PYLON OTBD SKIN HAS CRACK FROM AFT LOWER CORNER OF ACCESS PANEL 482ER CUT OUT. REMOVED DAMAGE & ACCOMPLISHED HFEC OF SURFACE & OPEN FASTENER HOLES IAW ECRA 5430-02084. FABRICATED & INSTALLED REPAIR DOUBLER.
- Difficulty date
- May 3, 2016
- Submitted
- May 6, 2016
- Operation
- Air carrier
- Aircraft
- N178UA
- Make and model
- Boeing 747422
- Aircraft serial
- 24385
- Aircraft time
- 103,694 hours, 12,225 cycles
- Engine
- Pwa PW4056
- System (JASC)
- 5414 · Nacelle/Pylon, Plate/Skin
- Part
- Skin
- 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.