Service difficulty report · Panel · Boeing 737*

Difficulty date
October 28, 2021
Submitted
November 15, 2021
Operation
Air carrier
Aircraft
N915WN
Make and model
Boeing 737*
Aircraft serial
36888
Aircraft time
45,503 hours, 27,299 cycles
Part
Panel
Condition
Pulled
Location
R/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

RT WING T/E PANEL 661CB AFT ROW OF FASTENERS HOLES HAS MULTIPLE HOLES WHERE FASTENERS HAVE PULLED THROUGH ; / [01] IDENTIFIED PANEL 661CB IAW SRM 57-51-01-0I-1 FIGURE 3 ITEM [10] AND TABLE 3 ITEM [10]. DAMAGE IS BEYOND ALLOWABLE LIMITS IAW SRM 57-51-01-1A-1 PARA 4.B.(2) AND WILL BE REPAIRED IAW SRM 51-70-05-2R-9 PER SRM 57-51-01-2R-1 PARA 2.E. REMOVED FULL DEPTH EDGEBAND PLY DAMAGE FROM NUMEROUS FASTENER HOLES ON THE AFT EDGE; MAX AREA OF REMOVED DAMAGE IS 0.5' ALSO CLEANED REPAIR AREA. WORK ACCOMPLISHED IAW SRM 51-70-05-2R-9 PARA 4/A-C.; 05] APPLIED SLURRY MIXTURE OF BMS 8-301 CL1 LOT# JH1CAA0868 AND CHOPPED FIBERS TO FASTENER LOCATIONS. <BR>SET TO CURE WITH HEAT LAMP MONITORED WITH THERMOMETER ID: ATS2209 S/N: 43300739WS <BR>IAW SRM 51-70-05-2R-9 PARA 4D-F.; [06] CURED SLURRY; SANDED FLUSH; CLEANED REPAIR AREA; FABRICATED REPAIR PLIES FROM BMS9-3 TYH2 LOT 1458851-1; INSTALLED PLIES WITH BMS8-301 CLASS 1 LOT JH1CAA0868; VACUUM BAGGED; VERIFIED 5X5 AND SET PLIES TO CURE USING HOTBONDER I/D: NCX000526 S/N: 12051216. WORK ACCOMPLISHED IAW SRM 51-70-05-2R-9 PARA 4.F AND H-M. 11] REFINISHED PANEL IAW SRM 51-70-05-2R-9 PAR 4O AND AMM 51-21-99-300-802 PAR 3C(1)(D-E).; [12] VERIFIED CORRECTIVE ACTIONS 9 AND 10