Service difficulty report · Track · Boeing 7377H4

Difficulty date
January 28, 2023
Submitted
February 16, 2023
Operation
Air carrier
Aircraft
N276WN
Make and model
Boeing 7377H4
Aircraft serial
32530
Aircraft time
52,194 hours, 31,383 cycles
Part
Track
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 TRACK LBL 17.24 AT BS 767 WL 156 AFT CARGO COMPARTMENT 2023-83757<[01] TOOL USED PN NORTEC 600D; SN 200048001; DUE DATE 30-MAR-23;[02] TOOL USED CALIPER P/N: 500-193-30 S/N: 0000291 DUE DATE: 12-OCT-23.;[03] PERFORMED REPAIR TRACK EXTRUSION;SPLICES (CHANNEL) (2EA) AND FASTENERS LOCATED ON LBL 17.24 BTW BS 747+10.5 INCH AND BS 767+9 INCH AFT CARGO COMPARTMENT IAW B737-700 SRM 53-00-53-2R-3 REPAIR 3 STEP 4; O TO P (1) (D) <BR>SEE INDIVIDUAL SIGNOFFS BELOW;[04] CORRECTED STEP 3<BR>PERFORMED REPAIR LOCATED ON LBL 17.24 BTW BS 747+10.5 INCH AND BS 767+9 INCH AFT CARGO COMPARTMENT IAW B737-700 SRM 53-00-53-2R-3 REPAIR 3. SEE INDIVIDUAL SIGNOFFS BELOW;[05] CORRECTED STEP 3 <BR>PERFORMED REPAIR LOCATED ON LBL 17.24 BTW BS 747+10.5 INCH AND BS 767+9 INCH AFT CARGO COMPARTMENT IAW B737-700 SRM 53-00-53-2R-3 REPAIR 3. SEE INDIVIDUAL SIGNOFFS BELOW

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