Service difficulty report · Floor Support · Boeing 7377H4

Difficulty date
April 29, 2023
Submitted
June 1, 2023
Operation
Air carrier
Aircraft
N226WN
Make and model
Boeing 7377H4
Aircraft serial
32494
Aircraft time
58,497 hours, 35,066 cycles
Part
Floor Support
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 ON FLOOR STRUCTURE INNER CHORD LOCATED BS 303.9 AT LEVEL STR 17L AT FWD GALLEY AREA 2023-295254<[01] REPLACED INNER CHORD LOCATED ON FLOOR STRUCTURE LOCATED ON BS 303.9 AT LEVEL STR 17L AT FWD GALLEY AREA IAW B737-700 SRM 51-40-02; DWG 141A8110; SHEET 11; REV: ?. AND DWG 141A8110; SHEET 9; REV: A.<BR>SEE INDIVIDUAL SIGN-OFF BELOW.;[02] INSTALLED NEW INNER CHORD LOCATED ON FLOOR STRUCTURE LOCATED ON BS 303.9 AT LEVEL STR 17L AT FWD GALLEY AREA IAW B737-700 SRM 51-40-02; DWG 141A8110; SHEET 11; REV: ?. AND DWG 141A8110; SHEET 9; REV: A. RII.

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