Service difficulty report · Panel · Boeing 7377H4

Difficulty date
May 29, 2023
Submitted
July 5, 2023
Operation
Air carrier
Aircraft
N962WN
Make and model
Boeing 7377H4
Aircraft serial
36963
Aircraft time
38,452 hours, 23,554 cycles
Part
Panel
Part number
UNKNOWN
Condition
Pulled
Location
Zn 600 Right Win
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

R/W T/E PANEL 661CB HAS SEVERAL PULLED FASTENER HOLE ON AFT END (MARKED)<[01] PART/MATERIAL IDENTIFIED PER SRM 57-51-01-0I-1 FIGURE 3 TABLE 3 ITEM 10.<BR>MULTIPLE PULLED FASTENER HOLES EXCEED THE ALLOWABLE LIMITS AS GIVEN IN SRM 57-51-01-1A-1 PARA 4. B. (4). REPAIR TO BE PERFORMED IAW SRM 51-70-04-2R-9 PER SRM 57-51-01-2R-1 PARA 4. C.;[02] PERFORMED DAMAGE REMOVAL & SURFACE PREPARATION STEPS AS GIVEN IN SRM 51-70-04-2R-9 PARA 4. STEPS A-C. <BR>USING BMS8-301/EA9390 RESIN LOT JH2EAA8896 & CHOPPED FIBERS IAW SRM 51-70-04-2R-0 TABLE 203. OK TO FILL.;[03] VALIDATED APPLICABILITY OF DAMAGE TO BE REPAIRED IAW SRM 51-70-04-3R-9.<BR><BR>OK TO APPLY SLURRY MIX.;[04] VERIFIED CORRECTIVE ACTIONS 1-3<BR><BR>VERIFIED MEASUREMENTS TABLE<BR><BR>VALIDATED REPAIR PER SRM 51-70-04-2R-9<BR><BR>OK TO APPLY SLURRY MIXTURE;[05] APPLIED BMS8-301/EA9390 RESIN LOT JH2EAA8896 & CHOPPED FIBERS TO DEFECTIVE FASTENER HOLES IAW SRM 51-70-04-2R-9 PARA 4 STEPS D & E. <BR>REQUIRES CURE.;[06] CURED SLURRY MIXTURE UNDER HEAT LAMP USING THERMOMETER ID:ATS2208 DUE:10/2023 IAW SRM 51-70-04-2R-9 PAR.4 F;[07] SANDED SLURRY FLUSH; CLEANED REPAIR AREA; FABRICATED REPAIR PLIES FROM BMS9-3 TYPE H2 CLASS 7 STYLE 1581 LOT 1526805-2; INSTALLED PLIES WITH BMS8-301 CLASS 1 LOT JH2EAA8895;

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