Service difficulty report · Frame Splice · Boeing 7377H4

Difficulty date
May 12, 2021
Submitted
June 14, 2021
Operation
Air carrier
Aircraft
N222WN
Make and model
Boeing 7377H4
Aircraft serial
34290
Aircraft time
52,415 hours, 31,247 cycles
Part
Frame Splice
Condition
Corroded
Location
Bs 787
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 FRAME SPLICE AT AFT CARGO BAY BS787 RBL25 WL158. ; / VERIFIED LOCATE AND DRILL OF ACB FRAME SPLICE P/N 146A1300U3 LOT#1459211-1 AT BS 787 RBL 25 WL 158 IAW SRM 51-40-05-0G-0 AND DWG# 146A1262;DWG# 146A1262 REV B OK TO INSTALL FRAME SPLICE; INSTALLED ACB FRAME SPLICE ANGLE AT BS 787 RBL 25 WL 158 IAW SRM 51-40-02-0G-0; DRW#146A1262 AND DWG# 146A1262 REV-B; VERIFIED INSTALLED ACB FRAME SPLICE ANGLE AT BS 787 RBL 25 WL 158 IAW SRM 51-40-02-0G-0; DRW#146A1262 AND DWG# 146A1262 REV-B.

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