Service difficulty report · Frame · Boeing 7377H4

Difficulty date
March 28, 2025
Submitted
May 5, 2025
Operation
Air carrier
Aircraft
N290WN
Make and model
Boeing 7377H4
Aircraft serial
36632
Aircraft time
57,406 hours, 34,635 cycles
Part
Frame
Condition
Corroded
Location
Zone 200
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 LOCATED BS 303.9 LBL 55 WL 208.3 AT FWD GALLEY AREA 2025-232238<[01] TOOL USED ON STEP 3 EDDY CURRENT EQUIPMENT P/N: NORTEC 600D S:N 210138103 DUE DATE: 10-JUN-25;[02] TOOL USED ON STEP 9 ULTRASONIC THICKNESS GAUGE P/N 45MG; S/N 130066701 DUE DATE 12-JUL-25;[03] TOOL USED ON STEP 10 EDDY CURRENT EQUIPMENT P/N: NORTEC 600D S:N 210138103 DUE DATE: 10-JUN-25;[04] PERFORMED REPAIR ON FRAME LOCATED BS 303.9 LBL 55 WL 208.3 AT FWD GALLEY AREA IAW EA 25-153-00924 WIP 1 SEE INDIVIDUAL SIGN OFF BELOW.;[05] PERFORMED REPAIR ON FRAME LOCATED BS 303.9 LBL 55 WL 208.3 AT FWD GALLEY AREA IAW EA 25-153-00924 WIP 1 SEE INDIVIDUAL SIGN OFF BELOW.;[06] PERFORMED REPAIR ON FRAME LOCATED BS 303.9 LBL 55 WL 208.3 AT FWD GALLEY AREA IAW EA 25-153-00924 WIP 1 SEE INDIVIDUAL SIGN OFF BELOW.<BR>STEP 11 SIGNED RII BY ERROR. THIS STEP WAS CERTIFIED AS BUYBACK

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