Service difficulty report · Floorbeam · Boeing 7377H4

Difficulty date
August 28, 2024
Submitted
October 9, 2024
Operation
Air carrier
Aircraft
N256WN
Make and model
Boeing 7377H4
Aircraft serial
32514
Aircraft time
59,564 hours, 35,985 cycles
Part
Floorbeam
Condition
Corroded
Location
Zone 200
Stage of operation
IN
How discovered
E
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 BS986.5 BTW RBL35 TO RBL44 WL208.1 AT AFT GALLEY AREA 2024-528597<[01] TOOL USED ON STEPS 8; 9 AND 10 ET EQUIPMENT: P/N: NORTEC 600D; S/N: 220272512; CAL DUE DATE: 08-JAN-25;[02] TOOLS USED: POWER PACK P/N: FMK0012180; S/N: PE0423-40459; DUE DATE: 20-NOV-24; MULTIMETER P/N: FLUKE 179; S/N: 97220141; DUE DATE: 01-APR-25; THERMOMETER P/N: FLUKE-568; S/N: 62470134WS; DUE DATE: 08-NOV-24.;[03] PERFORMED REPAIR ON FLOOR BEAM LOCATED BS986.5 BTW RBL35 TO RBL44 WL208.1 AT AFT GALLEY AREA IAW B737-700 SRM 53-70-51-2R-4 REPAIR 4 FIG. 205 ALTERNATIVE 2. SEE INDIVIDUAL SIGNOFFS BELOW.;[04] PERFORMED REPAIR ON FLOOR BEAM LOCATED BS986.5 BTW RBL35 TO RBL44 WL208.1 AT AFT GALLEY AREA IAW B737-700 SRM 53-70-51-2R-4 REPAIR 4 FIG. 205 ALTERNATIVE 2. SEE INDIVIDUAL SIGNOFFS BELOW.<BR>RII

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