Service difficulty report · Fairing · Boeing 7377H4

Difficulty date
March 17, 2022
Submitted
April 8, 2022
Operation
Air carrier
Aircraft
N922WN
Make and model
Boeing 7377H4
Aircraft serial
32461
Aircraft time
46,030 hours, 27,571 cycles
Part
Fairing
Condition
Elongated
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

REF TTG8Q002CAFX: LOWER WING TO BODY FAIRING 193D WITH MULTIPLE ELONGATED HOLES / [01] PERFORMED VISUAL INSPECTION AT PANEL 193D AROUND ALL FASTENER HOLE FOUND MULTIPLE ELONGATED AND CRACK PER B737 NTM 51-05-01;[02] PREPARED PANEL193D TO APPLY DRY PROCESS PER B737 SRM 15-70-05-2R-0 PARAGRAPH 4.D.8;[03] CORRECTION REF. 51-70-05-2R-0;[04] VERIFIED 1 AND 2 WITH CORRECTION 3. OK TO DRY OUT PROCEDURE;[05] PERFORMED DRY PROCESS AT PANEL 193D ON REPAIR AREA PRE B737SRM51-70-04-2R-0 PARAGRAPH 4.D AND OK TO APPLY REPAIR;[06] VERIFIED DRY( STEP 5).OK TO APPLY REPAIR;[07] REPAIRED PANEL 193D ON FATTENER AREA PER B737 SRM 51-70-05-2R-0 AND PREFORMED TAP TEST AROUND THE REPAIR NO DELAMINATION FOUND PER B737 NTM 51-05-01 MATERIAL USED BMS8-79 PO# 1759636 AND ADH FILM PO#1759850;[08] VERIFIED STEP 7;[09] LOCATED AND DRILL PANEL 193D AS PER SRM 51-40-05-0G-0 AND TOP COAT AS PER AMM 51-21-73-370-803;[10] VERIFIED 9

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