Service difficulty report · Floorbeam · Boeing 7377H4

Difficulty date
March 20, 2022
Submitted
April 19, 2022
Operation
Air carrier
Aircraft
N463WN
Make and model
Boeing 7377H4
Aircraft serial
32467
Aircraft time
60,007 hours, 35,725 cycles
Part
Floorbeam
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 FLOOR BEAM STA 312 AT LBL16 WL208.1 AT FWD GALLEY AREA 2022-148042 / [01] TOOL USED ULTRASONIC EQUIPMENT PN:45MG; SN:130064101; DUE DATE: 11-MAY-22;[08] REPAIRED FLOOR BEAM BS 312 BTW LBL 40 TO RBL 28. IAW B737 SRM 53-10-51-2R-17 REPAIR 17 REMOVED COVER PROTECTIVE CONTROL CABLES BTW BS294.5 TO BS 328 AND RBL45 TO LBL45 AT FWD GALLEY AREA IAW B737-700 AMM 51-21-91-620-801 AND REMOVED EWIS PROTECTION LOCATED BTW BS294.5 TO BS 328 AND RBL45 TO LBL45 AT FWD GALLEY AREA IAW B737-700 AMM 20-60-07-913-801 RII. SEE INDIVIDUAL SING-OFF BELLOW

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