Service difficulty report · Frame · Boeing 777222

Difficulty date
May 25, 2006
Submitted
May 30, 2006
Operation
Air carrier
Aircraft
N788UA
Make and model
Boeing 777222
Aircraft serial
26942
Aircraft time
39,381 hours, 6,013 cycles
Engine
Pwa PW4090
Part
Frame
Condition
Out Of Limits
Location
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.

What was found

FOUND HEAT DAMAGE. THE READING OF THE WEB AND THE BULKHEAD FRAME AT SAF STA 3.62 WERE OUT OF LIMITS. DURING THE ACCOMPLISHMENT OF COA 208490, CONDUCTIVITY TEST FOUND HEAT DAMAGE. THE READING OF THE WEB, 313W3811-13, AND BULKHD, 313W3812-4, AT SAF STA 3.62 WERE OUT OF LIMITS PER SRM 51-20-02. ROCKWELL HARDNESS TEST PER SRM 51-20-02 ON THE BULKHD WAS ACCOMPLISHED AND READING WAS 74-78, IE. ACCEPTABLE. DAMAGED PORTION OF WEB, 313W3811-13, WAS CUTOUT AND NEW PIECE OF WEB WAS INSTALLED USING SPLICE REPAIR METHOD.