Service difficulty report · Frame · Boeing 7377H4

Difficulty date
March 24, 2022
Submitted
April 4, 2022
Operation
Air carrier
Aircraft
N495WN
Make and model
Boeing 7377H4
Aircraft serial
33869
Aircraft time
58,484 hours, 34,525 cycles
System (JASC)
5711 · Wing Spar
Part
Frame
Condition
Cracked
Location
L/H Wing
Stage of operation
IN
How discovered
9
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

BS 502; LBL 69; WL 190; 2.25' CRACK IN L/H WING TO BODY FAIRING MOUNT FRAME. / [01] REMOVED CRACKED LH WING TO BODY FAIRING MOUNT FRAME IAW SRM 51-40-02-0G-0;[02] LOCATED AND DRILLED NEW LH WING TO BODY FAIRING MOUNT FRAME PN 116A3118U9 ATAG A121005 IAW BOEING DWG 116A3110 REV B SRM 51-40-05;[03] VERIFIED STEPS 1 AND 2 ARE COMPLETE;[04] VERIFIED STEPS 1; 2 & 3.;[05] OK TO INSTALL;[06] INSTALLED NEW LH WING TO BODY FAIRING MOUNT FRAME IAW BOEING DWG 116A3010 REV A SRM 51-40-02-0G-0;[07] VERIFIED STEP 6 IS COMPLETE;[08] STEP 6 OK. OK TO CIC;[09] APPLIED CIC IAW AMM 51-21-91-620-802;[10] VERIFIED STEP 9 IS COMPLETE;[11] VERIFIED JOB COMPLETE

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