Service difficulty report · Floor Support · Boeing 7377H4

Difficulty date
May 14, 2023
Submitted
June 20, 2023
Operation
Air carrier
Aircraft
N223WN
Make and model
Boeing 7377H4
Aircraft serial
32492
Aircraft time
58,632 hours, 35,032 cycles
Part
Floor Support
Part number
UNKNOWN
Condition
Cracked
Location
Zn 100 Fus Lower
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 SUPPORT ANGLE FLOOR STRUCTURE LOWER AREA RBL 24.75 BTW STA 685 TO STA 706 AT PASSENGER CABIN 2023-334121<[01] TOOLS USED: TEMPERATURE CONTROLLER P/N: P3015GOES00000; S/N: 142811020; DUE DATE: 25-JAN-24; TEMPERATURE PID CTRL P/N: 48VFL11; S/N: AE-31448; DUE DATE: 14-JUN-23; TEMPERATURE CONTROLLER P/N: P3015GOES00000; S/N: 142811019; DUE DATE: 25-JAN-24.;[02] REPLACED SUPPORT ANGLE FLOOR STRUCTURE LOWER AREA RBL 24.75 BTW STA 685 TO STA 706 AT PASSENGER CABI; IAW BOEING 737-700 SRM 51-40-02; BOEING 737-700 SRM 51-10-02 ITEM 9; AND BOEING 737-700 DWG 273A9110 SHEET 6 REV A.;[03] CORRECTED STEP 2.<BR>REPLACED SUPPORT ANGLE FLOOR STRUCTURE LOWER AREA RBL 24.75 BTW STA 685 TO STA 706 AT PASSENGER CABIN; IAW BOEING 737-700 SRM 51-40-02; BOEING 737-700 SRM 51-10-02 ITEM 9; AND BOEING 737-700 DWG 273A9110 SHEET 6 REV A. SEE INDIVIDUAL SIGN OFF BELOW.;[04] TASK CARD COMPLETE AND CERTIFIED AS RII. <BR><BR><BR>SEE INDIVIDUAL SIGNOFFS BELOW.

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