Service difficulty report · Support · Boeing 73776N

Difficulty date
July 15, 2021
Submitted
August 10, 2021
Operation
Air carrier
Aircraft
N7723E
Make and model
Boeing 73776N
Aircraft serial
32670
Aircraft time
48,099 hours, 24,239 cycles
Part
Support
Condition
Corroded
Location
Bs 767
Stage of operation
IN
How discovered
V
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 SUPPORT AT AFT CARGO BAY BS767 RBL23 WL157. ; / [01] EVALUATED CORRODED AREA ON ACB SUPPORT BS767 RBL23 WL157 AND FOUND TO BE OUT OF LIMITS DUE TO NO LIMITS ON SRM 53-00-53-1A-2; PART REPAIRABLE BY REPLACEMENT IAW SRM 51-10-02-0G-0 PART 9C; [02] REMOVED ACB SUPPORT BS747-767 RBL23 WL157 IAW SRM 51-40-02-0G-0; [03] VERIFIED EVALUATED CORRODED AREA ON ACB SUPPORT BS767 RBL23 WL157 AND FOUND TO BE OUT OF LIMITS DUE TO NO LIMITS ON SRM 53-00-53-1A-2; PART REPAIRABLE BY REPLACEMENT IAW SRM 51-10-02-0G-0 PART 9C; [04] LOCATED AN DRILLED NEW SUPPORT AT AFT CARGO BAY BS 747 TO BS 767 RBL 23 WL 157 ITEM 7531031 PO #688683 IAW SRM 51-40-05 AND DWG 146A7500 REV A OK TO INSTALL; [05] VERIFIED LOCATED AN DRILLED NEW SUPPORT AT AFT CARGO BAY BS 747 TO BS 767 RBL 23 WL 157 ITEM 7531031 PO #688683 IAW SRM 51-40-05 AND DWG 146A7500 REV A OK TO INSTALL; [06] INSTALLED NEW SUPPORT AT AFT CARGO BAY BS 747 TO BS 767 RBL 23 WL 157 IAW SRM 51-40-02 AND DWG 146A7500 REV A; [07] VERIFIED INSTALLATION OF NEW SUPPORT AT AFT CARGO BAY BS 747 TO BS 767 RBL 23 WL 157 IAW SRM 51-40-02 AND DWG 146A7500 REV A; [08] VERIFIED INSTALLATION OF NEW SUPPORT AT AFT CARGO BAY BS 747 TO BS 767 RBL 23 WL 157 IAW SRM 51-40-02 AND DWG 146A7500 REV A

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