Service difficulty report · Frame Splice · Boeing 737

Difficulty date
January 25, 2022
Submitted
April 4, 2022
Operation
Air carrier
Aircraft
N7730A
Make and model
Boeing 737
Aircraft serial
33926
Aircraft time
51,354 hours, 27,779 cycles
Part
Frame Splice
Condition
Corroded
Location
Fuselage
Stage of operation
UK
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 FRAME SPLICE AT AFT CARGO BAY BS787 RBL25. / [01] EVALUATED CORROSION ON FRAME SPLICE BS 787 RBL 25 WL 159; 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 FRAME SPLICE BS 787 RBL 25 WL 159; 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 FRAME SPLICE AT ACB BS 787 RBL 25 WL 159 PER SRM 51-10-02-0G-0;[04] LOCATED AND DRILLED ACB FRAME SPLICE AT BS 787; RBL25; WL159 PER SRM 51-40-05-OG-0 AND DWG 146A1262. OK TO INSTALL;[05] VERIFIED LOCATED AND DRILLED ACB FRAME SPLICE AT BS 787; RBL25; WL159 PER SRM 51-40-05-OG-0 AND DWG 146A1262.<BR>VERIFIED OK TO INSTALL.;[06] INSTALLED ACB FRAME SPLICE AT BS 787; RBL25; WL159 PER SRM 51-40-02-OG-0 AND DWG 146A1262 ID:98;[07] VERIFIED CORRECTIVE ACTION ENTRY 6.;[08] VERIFIED CARD COMPLETE.