Service difficulty report · None · Boeing 7377H4

Difficulty date
July 24, 2022
Submitted
September 6, 2022
Operation
Air carrier
Aircraft
N493WN
Make and model
Boeing 7377H4
Aircraft serial
32477
Aircraft time
58,674 hours, 34,928 cycles
Part
None
Condition
Corroded
Location
Fwd Galley
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 FLOOR BEAM LOCATED ON BS312 WL208.1 LBL12 AT FWD GALLEY AREA 2022-409946 / [01] TOOL USED UT EQUIPMENT P/N: 45MG; S/N: 130066701; CAL DUE DATE: 08-APR-23;[02] TOOL USED: ET EQUIPMENT P/N: NORTEC 600D; S/N: 60009161631; CAL DUE DATE: 03-DEC-22;[03] TOOL USED: ET EQUIPMENT P/N: NORTEC 600D; S/N: 60009161631; CAL DUE DATE: 03-DEC-22;[04] TOOLS USED: TEMPERATURE CONTROLLER P/N: P3015GOES500000; S/N: 112820015; DUE DATE: 01-FEB-23; TEMPERATURE CONTROLLER P/N: P3015GOES00000; S/N: 112031023; DUE DATE: 01-FEB-23.;[05] TOOLS USED: TEMPERATURE CONTROLLER P/N: P3015GOES00000; S/N: 112820015; DUE DATE: 01-FEB-23; TEMPERATURE CONTROLLER P/N: P3015GOES00000; S/N: 112031023; DUE DATE: 01-FEB-23;[06] TOOLS USED: TEMPERATURE CONTROLLER P/N: P3015GOES00000; S/N: 112820025; DUE DATE: 01-FEB-23; TEMPERATURE CONTROLLER P/N: P3015GOES00000; S/N: 112031023; DUE DATE: 01-FEB-23;[07] TOOL USED RADIUS GAUGE: P/N: S167C; S/N: AE-28534; DUE DATE: 02-FEB-23;[08] PERFORMED REAPAIR ON FLOOR BEAM LOCATED ON BS312 WL208.1 LBL12 AT FWD GALLEY AREA IAW EA-22-153-02384 WIP1 ; EA-22-153-02384 WIP2 AND EA-22-153-02384; SEE INDIVIDUAL SINGOFFS STEPS BELOW.;[09] PERFORMED REAPAIR ON FLOOR BEAM LOCATED ON BS312 WL208.1 LBL12 AT FWD GALLEY AREA IAW EA-22-153-02384 WIP1 ; EA-22-153-02384 WIP2 AND EA-22-153-02384; RII. SEE INDIVIDUAL SINGOFFS STEPS BELOW.

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