Service difficulty report · Panel · Boeing 7377H4

Difficulty date
September 13, 2022
Submitted
October 10, 2022
Operation
Air carrier
Aircraft
N952WN
Make and model
Boeing 7377H4
Aircraft serial
36667
Aircraft time
39,061 hours, 23,816 cycles
Part
Panel
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

PANEL 194E HAS ELONGATED FASTENER HOLES 'MARKED' (TRANSFERRED FROM FAULT TTG8Q009AWK9) / [01] IDENTIFIED PANEL 194E MATERIAL ACCORDING TO SRM 53-60-70-0I-4; FIG. 2; ITEM 8; TABLE 2. <BR><BR>FOUND DAMAGE TO BE OUT OF ALLOWABLE LIMITS IAW SRM 53-60-70-1A-1; PARA'S 2.D AND 4.B.(5).<BR><BR>AREAS TO BE REPAIRABLE ACCORDING TO SRM 51-70-05-2R-9 AND SRM 51-70-14-2R-4; AS REQUIRED BY SRM 53-60-70-2R-1; PARA'S 2.E.; 4.B.(2); AND TABLE 202.<BR><BR>REMOVED FINISHES AND EXPANDED ALUMINUM FOIL COMMON TO 4EA. FASTENER HOLES; COUNTERSUNK EACH HOLE TO A ROUND SHAPE; TAP TESTED AREAS (NO DISBONDS NOTED); REMOVED CONTAMINANTS FROM REPAIR AREA; ALL ACCORDING TO SRM 51-70-05-2R-9; PARA'S 4.A THRU 4.C.; AND SRM 51-70-14-2R-4. PARA'S 5.B AND 5.C.;[04] VERIFIED CORRECTIVE ACTIONS 1-3<BR><BR>VERIFIED MEASUREMENTS TABLE<BR><BR>VALIDATED REPAIR PER SRM 51-70-04-2R-9;[08] CLEANED REPAIR AREAS; FABRICATED REPAIR PLIES FROM BMS 9-3; ST 1581 FIBERGLASS (LOT# 1493221-1) AND BMS 8-336 EXPANDED ALUMINUM FOIL (LOT# 1360513-1; THEN INSTALLED REPAIR PLIES USING BMS 8-301; CL 1 RESIN (LOT# JH1HAA6331); VACUUM BAGGED REPAIR AREAS FOR HEAT BLANKET CURE; ACCOMPLISHED VACUUM BLEED DOWN TEST (PASS); CURED REPAIR AREAS; REMOVED BAGGING MATERIALS; THEN LIGHTLY SANDED REPAIR AREAS; ALL ACCORDING TO SRM 51-70-04-2R-9; PARA'S 4.J THRU 4.M; AND SRM 51-70-14-2R-4; PARA'S 5.D; 5.F; 5.J THRU 5.K.(12).<BR><BR>HOT BOND CONSOLE ID: NCX000526; DUE: 10/2022;

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