Service difficulty report · Floorbeam · Boeing 7377H4

Difficulty date
May 29, 2022
Submitted
July 1, 2022
Operation
Air carrier
Aircraft
N480WN
Make and model
Boeing 7377H4
Aircraft serial
33998
Aircraft time
60,471 hours, 35,653 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 FLOORBEAM ON BS 986 AT RBL 35 AND WL 208.1 AT PASSENGER CABIN 2022-287622 / [01] TOOL USED EDDY CURRENT EQUIPMENT P/N: NORTEC 500D; S/N:N500X1693P030456; CAL DUE DATE: 26-JAN-23;[02] PERFORMED REPAIR ON FLOOR BEAM ON BS 986 AT RBL 35 AND WL 208.1 AT PASSENGER CABIN IAW B737-700 SRM 53-70-51-2R-4 THIS REPAIR IS CATEGORY A. SEE INDIVIDUAL SIGN OFF BELOW;[03] PERFORMED REPAIR ON FLOORBEAM ON BS 986 AT RBL 35 AND WL 208.1 AT PASSENGER CABIN IAW B737-700 SRM 53-70-51-2R-4 THIS REPAIR IS CATEGORY A. SEE INDIVIDUAL SIGNS OFF BELOW. RII ITEM

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