Service difficulty report · Skin Panel · Boeing 747422

Difficulty date
July 20, 2009
Submitted
July 20, 2009
Operation
Air carrier
Aircraft
N194UA
Make and model
Boeing 747422
Aircraft serial
26892
Aircraft time
49,083 hours, 5,543 cycles
Engine
Pwa PW4056
Part
Skin Panel
Condition
Cracked
Location
Rt Wing
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.

What was found

RT WING FIXED L/E SKIN PNL HAS CRACK. FOUND ALTERNATE BOLTS FOR SANDWICH DOUBLER. WILL MFG ANOTHER DOUBLER TO PICK UP MORE HOLES. CONTINUED DRILLING AND TRIMMING DOUBLER. REPAIRED PER EVA 72800 REQUIRES REINSPECT EVERY 75 HRS TO BE REPAIRED MAX AUG 19 2009.