Service difficulty report · Support · Boeing 7377CT

Difficulty date
June 3, 2021
Submitted
July 12, 2021
Operation
Air carrier
Aircraft
N7823A
Make and model
Boeing 7377CT
Aircraft serial
32749
Aircraft time
61,112 hours, 30,940 cycles
Part
Support
Condition
Corroded
Location
Bs 787
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

CORROSION ON SIDEWALL SUPPORT AT AFT CARGO BAY BS787 2' BELOW S-24L WL160. ; / [01] EVALUATED CORROSION ON SIDEWALL SUPPORT; FOUND TO BE OUT OF LIMITS DUE TO NO LIMITS IN THE SRM AND REQUIRES REPLACEMENT PER SRM 51-10-02-0G-0; [02] VERIFIED EVALUATED CORROSION ON SIDEWALL SUPPORT; FOUND TO BE OUT OF LIMITS DUE TO NO LIMITS IN THE SRM AND REQUIRES REPLACEMENT PER SRM 51-10-02-0G-0; [03] REMOVED ACB SIDEWALL SUPPORT AT BS787+ 2' BELOW S-24L WL160 PER SRM 51-40-02-OG-0; [04] LOCATED AND DRILLED NEW ACB SIDEWALL SUPPORT ANGLE BS787; WL 157 TO WL 190. PER DWG 146A1262 AND SRM 51-40-05-0G-0. OK TO INSTALL.; [05] VERIFIED CORRECTIVE ACTION #3 AND 4; OK TO INSTALL; [06] INSTALLED NEW ACB SIDEWALL SUPPORT ANGLE BS787 FWD SIDE OF FRAME; WL 157 TO WL 190. PER DWG 146A1262 AND SRM 51-40-02-0G-0; [07] VERIFIED INSTALLATION OF NEW ACB SIDEWALL SUPPORT ANGLE BS787 FWD SIDE OF FRAME; WL 157 TO WL 190. PER DWG 146A1262 AND SRM 51-40-02-0G-0; [08] VERIFIED COMPLETE; [09] INSTALLED PART PER DRAWING 146A1262 AND SRM 51-40-02-0G-0; [10] CONFIRMED PART ENTRY AND DOCUMENTATION OF REPAIR COMPLETE; JOB COMPLETE

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