Service difficulty report · Frame · Boeing 7377H4

Difficulty date
May 4, 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
Frame
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 FRAME ON BS 947.5 LOCATED LBL10 AND WL178 AFT CARGO COMPARTMENT 2023-295529<[01] REPLACED FRAME LOCATED ON BS947.5 BTW STR23L TO STR23R LBL10 AND WL178 AT AFT CARGO COMPARTMENT. IAW B737-700 SRM 51-40-02; DWG 147A1047; SHEET: 107; REV: ?. DWG 147A002; SHEET: 104; REV: ?. AND DWG 147A1047; SHEET: 70 AND REV: ?.;[02] CORRECTED STEP 1 <BR>REPLACED FRAME LOCATED ON BS947.5 BTW STR23L TO STR23R LBL10 AND WL178 AT AFT CARGO COMPARTMENT. IAW B737-700 SRM 51-40-02; DWG 147A1047; SHEET: 107; REV: ?. DWG 147A002; SHEET: 104; REV: ?. AND DWG 147A1047; SHEET: 70 AND REV: ?; SEE INDIVIDUAL SIGNOFF BELOW.;[03] CERTIFIED STEP 2; COMPLETED <BR>RII

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