Service difficulty report · Panel · Boeing 7377L9

Difficulty date
November 18, 2021
Submitted
January 6, 2022
Operation
Air carrier
Aircraft
N7817J
Make and model
Boeing 7377L9
Aircraft serial
28013
Aircraft time
55,382 hours, 27,558 cycles
Part
Panel
Part number
193CL
Condition
Cracked
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

PANEL 195CL AFT EDGE RADIUS CORNER IS CRACKED. ; / FOUND DAMAGE TO BE OUT OF ALLOWABLE DAMAGE LIMITS IAW SRM 53-40-70-1A-1 PAR 4.B (6)REPAIR WILL BE ACCOMPLISHED IAW SRM 51-70-05-2R-6 AS DIRECTED PER SRM 53-40-70-2R-1 PAR 4.B (2) AND TABLE 202;REMOVED DAMAGED PLIES AND TAPER SANDED REPAIR AREA. NO CONTAMINATION OR WATER NOTED IAW SRM 51-70-05-2R-6.PARA 4.A-C. FABRICATED REPAIR PLIES ; THEN LAID UP TOOL SIDE PLIES FOR TWO STAGE CURE . VACUUM BAGGED ; LEAK CHECKED ; THEN SET TO CURE IAW SRM 51-70-05-2R-6 PARA 4 STEPS D - F; [07] REMOVED TOOL SIDE REPAIR DO TO VACUUM BAG FAILURE THEN PERFORMED DAMAGE REMOVAL & SURFACE PREPARATION PROCEEDURES IAW SRM 51-70-05-2R-6 PARA 4 STEPS A-C REF C REPAIR SRM 51-70-04-2R-6 FABRICATED REPAIR PLIES ;THEN LAID UP THE REPAIR & VACUUM BAGGED FOR PLY COMPACTION IAW SRM 51-70-04-2R-6 PARA 4 STEPS D-F; COMPLETED PLY COMPACTION; RE BAGGED THE REPAIR LEAK CHECKED & CURED THE TOOL SIDE REPAIR PLIES IAW SRM 51-70-04-2R-6 PARA 4 STEPS F & G . REF CAL TOOL HOT BONDER ID IS000678 SN 12071586. FABRICATED REPAIR PLIES ;THEN LAID UP THE BAG SIDE REPAIR ;VACUUM BAGGED LEAK CHECKED & SET TO CURE IAW SRM 51-70-04-2R-6 PARA 4 STEPS D-F CURED REPAIR PLIES USING HEATCON HOTBONDER ID: IS000678 S/N: 12071586; UNBAGGED IAW SRM 51-70-04-2R-6 PAR 4G-SEALED INNER SURFACE REPAIR PLIES USING 3501 LOT#1183B1111W; CURED; SANDED SMOOTH; CLEANED; AND REFINISHED BAG SIDE SURFACE IAW SRM 51-70-04-2R-6 4I AND AMM 51-21-99-300-802 PAR 3C(1).

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