What was found
L4 DOOR UPPER BEARING PLATE FRAME WEB FOUND CORRODED. REMOVED CORRODED L4 DOOR UPPER FRAME WEB, NDT CUT OUT AREA, NO DEFECT NOTED. FABRICATED & INSTALLED NEW WEB IAW SRM 51-40-02.
- Difficulty date
- December 6, 2014
- Submitted
- December 9, 2014
- Operation
- Air carrier
- Aircraft
- N197UA
- Make and model
- Boeing 747422
- Aircraft serial
- 26901
- Aircraft time
- 69,927 hours, 8,100 cycles
- Engine
- Pwa PW4056
- System (JASC)
- 5210 · Passenger/Crew Doors
- Part
- Door Frame
- Condition
- Corroded
- Location
- L4 Door
- 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.