Service difficulty report · Fairing · Boeing 7377CT

Difficulty date
June 1, 2021
Submitted
July 12, 2021
Operation
Air carrier
Aircraft
N7823A
Make and model
Boeing 7377CT
Aircraft serial
32749
Aircraft time
61,112 hours, 30,940 cycles
Part
Fairing
Condition
Chafed
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

CHAFE DAMAGE ON INNER SURFACE OF WING TO BODY FAIRING 193AL ; CHAFE DAMAGE ON INNER SURFACE OF WING TO BODY FAIRING 193AL / [01] IDENTIFIED PANEL 193AL IAW SRM 53-40-70-0I-1.FIG 2; ITEM[7]. FOUND DAMAGE ALONG EDGEBAND TO BE BEYOND ALLOWABLE LIMITS IAW SRM 53-70-40-1A-1.PARA 4.B.(2). REQUIRES REPAIR PER SRM 51-70-05-2R-6 IAW SRM 53-40-70-2R-1.TABLE 202.<BR>VALIDATED APPLICABILITY OF SRM 51-70-05-2R-6 IAW SRM 53-40-70-2R-1.<BR>REMOVED DAMAGE FROM APPROX. 21'X13' DAMAGED AREA IAW SRM 51-70-05-2R-6.PARA 4.A-D.; [02] VALIDATED REPAIR PER SRM 51-70-05-2R-6; [03] CHANGED ALLOWABLE DAMAGE REFERENCE TO SRM 53-40-70-1A-1.PARA 4.B.(2).; [04] CERTIFIED CHANGE; [05] VERIFIED MATERIAL ID PER SRM 53-40-70-0I-1<BR>VERIFIED DAMAGE IS OUT OF ALLOWABLE DAMAGE LIMITS PER SRM 53-40-70-1A-1<BR>VALIDATED REPAIR PER SRM 51-70-05-2R-6<BR>VERIFIED DAMAGE REMOVAL PER SRM 51-70-05-2R-6; [06] FABRICATED REPAIR PLIES FOR EDGE BAND USING BMS 8-139CL1ST120 LOT # 1454655-1 AND BMS 8-139CL1ST1581 LOT # 1457262-2 AND INSTALLED USING BMS 5-154TY2/3CL2GR05 ADHESIVE. VACUUM BAGGED; 5X5 OK AND SET TO CURE IAW SRM 51-70-05-2R-6 PAR 4.C.-E.; [07] CORRECTION ON LINE ITEM 6. SRM 51-70-05-2R-6 CORRECTION IS PARA 4. E.-G.; [08] FOR ITEM 6. ADHESIVE LOT # 1454850-1 AND 5X5 CHECKED WITH HOT BONDER ID: IS000678 S/N: 12071586.; [09] CURED PLIES USING HOT BONDER ID: IS000678 S/N: 12071586; UN-BAGGED; LIGHTLY SANDED AND CLEANED IAW SRM 51-70-05-2R-6 PARA 4.G.; [10] CERTIFIED WORK ACCOMPLISHED IAW SRM 51-70-05-2R-6.;

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