Service difficulty report · Beam · Boeing 7377H4

Difficulty date
February 26, 2023
Submitted
April 7, 2023
Operation
Air carrier
Aircraft
N212WN
Make and model
Boeing 7377H4
Aircraft serial
32485
Aircraft time
59,558 hours, 35,743 cycles
Part
Beam
Condition
Corroded
Location
Zn 100 Fus Lower
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 EXISTING REPAIR OF FLOOR BEAM BS986.5 LBL43 AND WL208 AT AFT GALLEY AREA 2023-142745<[01] REPLACED EXISITNG REPAIR ON FLOOR BEAM BS986.5 LBL50 TO RBL50 AND WL208 IAW EA 23-153-00763 REV1; EA 23-153-00763-WIP1 REV1; EA 23-153-00763-WIP2 REV1 AND EA 23-153-00763-WIP3 REV3. SEE INDIVIDUAL SIGNOFF BELOW;[02] REPLACED EXISITNG REPAIR ON FLOOR BEAM BS986.5 LBL50 TO RBL50 AND WL208 IAW EA 23-153-00763 REV1; EA 23-153-00763-WIP1 REV1; EA 23-153-00763-WIP2 REV1 AND EA 23-153-00763-WIP3 REV3. SEE INDIVIDUAL SIGNOFF BELOW RII VERIFIED

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