Service difficulty report · Panel · Boeing 7377H4

Difficulty date
September 22, 2021
Submitted
October 4, 2021
Operation
Air carrier
Aircraft
N225WN
Make and model
Boeing 7377H4
Aircraft serial
34333
Aircraft time
53,839 hours, 31,987 cycles
Part
Panel
Part number
191AR
Condition
Delaminated
Location
Fuselage
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

PANEL 191AR DELAMINATED AT 4 SCREWS ATTACHMENTS POINT AREA ; / [01] REMOVED PANEL#191AR FOR ACCESS TO REPAIR AT R/H FORWARD WING TO BODY FAIRING PANEL PER B737-700 AMM 53-51-21-000-803.; [02] MEASUREMENTS; [03] CLEANED AREA AND PREPARED AREA FOR REPAIR ON DAMAGE SCREW HOLE OF PANEL 191AR AS PER B737 SRM 51-70-04-2R-9; [04] VERIFIED 2 & 3<BR>OK TO INSTALL REPAIR; [05] REPAIRED DAMAGE SCREW HOLE ON WING TO BODY FAIRING 191AR AS PER B737 51-70-04-2R-9 MATERIAL USED PO#1731939 AND PO#1690463; [06] PERFORMED TAP TEST ON REPAIRED AREA ON PANEL 191AR FOUND NO DELAMINATION AS PER B737 NDTM 51-05-1 SECTION 5; [07] VERIFIED 5 & 6.<BR>OK TO INSTALL REPAIR; [08] OK TO INSTALL PANEL; [09] CORRECTION: <BR>STEP 7 VERIFIED REPAIR INSTALLATION AND STEPS 5 & 6; [10] INSTALLED PANEL 191AR IAW B737 AMM 53-51-21-400-803<BR><BR>BONDING METER-B/C:168696; [11] VERIFIED STEP 10; [12] REPAIR WAS PERFORMED ON PANEL 191AR AT 4 ATTACHMENT POINT AREA AS PER B737-700 SRM 51-70-04-2R-9; [13] VERIFIED STEP 12

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