Service difficulty report · Floorbeam · Boeing 7377H4

Difficulty date
April 19, 2022
Submitted
May 12, 2022
Operation
Air carrier
Aircraft
N467WN
Make and model
Boeing 7377H4
Aircraft serial
33830
Aircraft time
60,732 hours, 35,930 cycles
Part
Floorbeam
Condition
Corroded
Location
Aft 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 STRUCTURE FLOOR BEAM LOCATED BS 986.5 AND RBL 60 AT AFT GALLEY AREA 2022-204699 EXACTLY LOCATION RBL 43 / [01] TOOL USED: ET EQUIPMENT P/N: NORTEC 600D; S/N: 60009161631; CAL DUE DATE: 03-DEC-22;[02] TOOL USED <BR>P/N FPK-PR0-104<BR>S/N PRO-3384<BR>DUE DATE: 24-MAY-22;[03] PERFORMED PERMANENT REPAIR LOC FLOOR BEAM BS 986.5 AND RBL 43 WL 208.1 AT AFT GALLEY AREA. IAW B737-700 SRM 53-70-51-2R-6 REPAIR 6; ALTERNATIVE 4.;[04] CORRECTED STEP 3.<BR>PERFORMED PERMANENT REPAIR LOC FLOOR BEAM BS 986.5 AND RBL 43 WL 208.1 AT AFT GALLEY AREA. IAW B737-700 SRM 53-70-51-2R-6 REPAIR 6; ALTERNATIVE 4. ?SEE INDIVIDUAL SIGNOFFS BELOW?.;[05] PERFORMED PERMANENT REPAIR LOC FLOOR BEAM BS 986.5 AND RBL 43 WL 208.1 AT AFT GALLEY AREA. IAW B737-700 SRM 53-70-51-2R-6 REPAIR 6; ALTERNATIVE 4. ?SEE INDIVIDUAL SIGNOFFS BELOW?.<BR>RII

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