Service difficulty report · Panel · Boeing 7377H4

Difficulty date
August 12, 2021
Submitted
September 7, 2021
Operation
Air carrier
Aircraft
N755SA
Make and model
Boeing 7377H4
Aircraft serial
27871
Aircraft time
74,723 hours, 44,099 cycles
Part
Panel
Condition
Chafed
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 192F HAS CHAFING DAMAGE TO FWD AND AFT INNER MATING SURFACES ; / [01] IDENTIFIED PANEL 192F IAW SRM 53-40-70-0I-1 FIGURE 2. TABLE 2. ITEM 15.<BR><BR>FOUND DAMAGE TO BE OUT OF ALLOWABLE DAMAGE LIMITS IAW SRM 53-40-70-1A-1 PARA 4.B.2.(A).<BR><BR>DAMAGE IS TO BE REPAIRED IAW SRM 51-70-05-2R-6 PER SRM 53-40-70-2R-1 PARA 4.B.(2). AND D.<BR><BR>REMOVED CHAFING DAMAGE FROM FWD AND AFT EDGE 2.5']X 15.75' WITH NO CONTAMINATION NOTED AND CLEANED IAW SRM 51-70-05-2R-6 PARA 4.A.-D.; [02] CORRECTION TO CORRECTIVE ACTION 1<BR><BR>REMOVED CHAFING DAMAGE FROM FWD AND AFT EDGE 2.5IN X 15.75IN WITH NO CONTAMINATION NOTED AND CLEANED IAW SRM 51-70-05-2R-6 PARA 4.A.-D.; [03] VALIDATED APPLICABILITY OF REPAIR TO PANEL 192F INNER SURFACES TO BE COMPLETED IAW SRM 51-70-05-2R-6.; [04] VERIFIED CORRECTIVE ACTIONS 1-3 PER SRM 53-40-70-0I-1; SRM 53-40-70-1A-1; AND SRM 51-70-05-2R-6.<BR>VALIDATED REPAIR PER SRM 51-70-05-2R-6; [05] FABRICATED REPAIR PLIES USING BMS 8-79CL3ST120 LOT # 1464911-2 AND INSTALLED USING BMS 5-129TY2GR05 LOT # 1461506-1; VACUUM BAGGED; 5X5 CHECKED OK USING GAUGE ID: ATS2438 S/N: UNKNOWN IAW SRM 51-70-05-2R-6 PARA 4.E.-F.S IAW SRM 51-70-05-2R-6 PARA 4.G

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