Service difficulty report · Structure · Boeing 777FS2

Difficulty date
October 23, 2020
Submitted
October 30, 2020
Operation
Air carrier
Aircraft
N857FD
Make and model
Boeing 777FS2
Aircraft serial
37728
Aircraft time
40,257 hours, 6,337 cycles
Part
Structure
Part number
111W220251
Condition
Damaged
Location
Zone 100
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

WHILE PERFORMING LEFT HAND WING CENTER SECTION FRONT SPAR LOWER CHORD REPAIR, SNRM #N00525. FOUND 01 EACH EXISTING OVERSIZED HOLE AT LOWER CHORD STATION 1035 LEFT HAND BUTTLINE 88. LEFT HAND WING CENTER SECTION FRONT SPAR LOWER CHORD REPAIR (01 EACH) EXISTING OVERSIZE HOLE AT LOWER CHORD STATION 1035 LEFT HAND BUTTLINE 88 REPAIRED, AS PER EA G-5710-T0357440 P1. THIS EA DEVIATES FROM EO G-5310-E0332629 H. REPAIR CLASSIFIED AS MAJOR, PER GMM 6-2-100. SPECIAL/NONROUTINE MAINTENANCE FORM N00525 AND N00554 FOR DETAILS.

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