Service difficulty report · Crease Beam · Boeing 7377H4

Difficulty date
April 3, 2022
Submitted
May 10, 2022
Operation
Air carrier
Aircraft
N948WN
Make and model
Boeing 7377H4
Aircraft serial
36662
Aircraft time
38,917 hours, 23,567 cycles
Part
Crease Beam
Condition
Corroded
Location
Fuselage
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 CREASE BEAM FLOOR STRUCTURE LOCATED BS867 AT LEVEL LBL69 AND WL208.1 AT PASSENGER CABIN 2022-168789 / [01] TOOL USED: ULTRASONIC THICKNESS GAUGE P/N: 45MG; S/N: 130060401; DUE DATE: 26-JAN-23<BR>TOOL USED: EDDY CURRENT EQUIPMENT P/N: NORTEC 600D; S/N: 60009161631; DUE DATE: 03-DEC-22;[02] TOOL USED : EDDY CURRENT TOOL; P/N: NORTEC 500D; S/N: N500X12101V022233; DUE DATE: 02 JUN 22.;[03] PERFORMED PERMANENT REPAIR ON CREASE BEAM FLOOR STRUCTURE LOCATED BS867 AT LEVEL LBL69 AND WL208.1 AT PASSENGER CABIN IAW EA#22-153-01201-WIP1 & 22-153-01201-WIP2;[04] PERFORMED PERMANENT REPAIR ON CREASE BEAM FLOOR STRUCTURE LOCATED BS867 AT LEVEL LBL69 AND WL208.1 AT PASSENGER CABIN IAW EA#22-153-01201-WIP1 & 22-153-01201-WIP2. CERTIFIED RII;[05] PERFORMED PERMANENT REPAIR ON CREASE BEAM FLOOR STRUCTURE LOCATED BS867 AT LEVEL LBL69 AND WL208.1 AT PASSENGER CABIN IAW EA#22-153-01201-WIP1 & 22-153-01201-WIP2

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