Service difficulty report · Floorbeam · Boeing 7377H4

Difficulty date
June 18, 2022
Submitted
July 11, 2022
Operation
Air carrier
Aircraft
N481WN
Make and model
Boeing 7377H4
Aircraft serial
29853
Aircraft time
60,481 hours, 35,778 cycles
Part
Floorbeam
Condition
Cracked
Location
Aft Cargo
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

CRACK ON VERTICAL WEB FLOORBEAM 727B LOC. LBL 45.5 AT AFT CARGO COMPARTMENT 2022-268342 / [01] TOOL USED: ET EQUIPMENT P/N: NORTEC 600D; S/N: 60009161631; CAL DUE DATE: 03-DEC-22;[02] TOOLS USED: TEMPERATURE CONTROLLER P/N: P3015GOES00000; S/N: 142811020; DUE DATE: 02-FEB-23; TEMPERATURE CONTROLLER P/N: P3015GOES00000; S/N: 142811019; DUE DATE: 02-FEB-23.;[03] REPAIRED VERTICAL WEB FLOORBEAM 727B LOC. LBL 45.5 AT AFT CARGO COMPARTMENT IAW B737-700 EA NÏ¿½ 22-153-01843-WIP1 REV 2 AND EA NÏ¿½ 2-153-01843 REV 1. SEE INDIVIDUAL SIGNOFF BELOW.;[04] CORRECTED STEP 3<BR>PERFORMED REPAIR IAW EA NÏ¿½ 22-153-01843-WIP1 REV 2 AND EA NÏ¿½ 2-153-01843 REV1 ON TRANSVERSAL FLOOR BEAM ? AT BSTA 727B ? AND BTW LBL 40 & LBL 50. SEE INDIVIDUAL SIGNOFF BELOW.;[05] PERFORMED REPAIR IAW EA NÏ¿½ 22-153-01843-WIP1 REV 2 AND EA NÏ¿½ 2-153-01843 REV1 ON TRANSVERSAL FLOOR BEAM ? AT BSTA 727B ? AND BTW LBL 40 & LBL 50. SEE INDIVIDUAL SIGNOFF BELOW.<BR>RII

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