SDR 97ZZZM724

Service difficulty report · T-Chord · Boeing 747212B

Difficulty date
June 6, 1997
Submitted
March 26, 2000
Operation
Air carrier
Filed by
ERKR675D
Marana Aerospace Solutions Inc
Aircraft
N482EV
Make and model
Boeing 747212B
Aircraft serial
20713
Part
T-Chord
Condition
Cracked
Location
Lt/Rt Wing
Stage of operation
IN
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

DURING C-CHECK INSPECTION DISCOVERED CRACKED AND BROKEN UPPER 'T' CHORDS OF BOTH THE LEFT AND RIGHT WINGS AT THE TRAILING EDGE BEAM AT WBL 235.2. RIGHT WING HAD AN 2 INCH CRACK AND THE LEFT WING HAD A BROKEN FORWARD EDGE OF THE FORWARD HORIZONTAL FLANGE OF THE 'T' CHORD. REPAIRED BY TRIMMING OUT THE DAMAGED AREAS AND SPLICING IN NEW UPPER 'T' CHORDS. ACCOMPLISHED IAW EIAA, ENGINEERING CHANGE/REPAIR AUTHORIZATION NR 482-57-116-2. (M)

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