Service difficulty report · Track · Boeing 7377BD

Difficulty date
March 5, 2023
Submitted
April 4, 2023
Operation
Air carrier
Aircraft
N556WN
Make and model
Boeing 7377BD
Aircraft serial
33936
Aircraft time
37,398 hours, 21,958 cycles
Part
Track
Condition
Corroded
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

AFT CARGO BAY - CORROSION ON TIE DOWN TRACK AT RBL 16.75 BS 787; BS 787+3; BS 787+11.5; BS 787+14.<REFER TO CUSTOMER CARD#TTG8Q00J9B1A FOR EVALUATION ACB CARGO TRACK RBL 13.75 BS787; 787+3'';[03] PARTIAL UPDATE STEPS 1;2; OUT OF LIMITS<BR>VERIFIED MEASUREMENTS<BR>VERIFIED CORRECTIVE ACTION #2;[04] REMOVED ON AFT CARGO BAY TRACK TIE DOWN FROM BS 727 TO BS 887 RBL 13.5 IAW SRM 51-40-02;[05] PARTIAL LOCATED AND DRILLED NEW AFT CARGO BAY TRACK BETWEEN BS 747 AND 767 TO BS 887 I.A.W SRM 51-40-05-0G-0 AND DWG 146A7501.;[06] LOCATED AND DRILLED NEW AFT CARGO BAY TRACK TO BS 727 TO BS 887 I.A. W SRM 51-40-05-0G-0 AND DWG 146A7501.OK TO INSTALL.;[07] VERIFIED CORRECTIVE ACTIONS STEP 6; OK TO INSTALL GIVEN.;[08] INSTALLED NEW AFT CARGO BAY TRACK TO BS 727 TO BS 887 I.A.W SRM 51-40-02-0G-0 AND DWG 146A7501.;[09] VERIFIED INSTALLATION OF NEW AFT CARGO BAY TRACK TO BS 727 TO BS 747 AND BS 767 TO BS 887 I.A.W SRM 51-40-02-0G-0 AND DWG 146A7501.;[10] LOCATED AND DRILLED NEW SPLICE REPAIR LOCATED BETWEEN BS747 TO BS 767 I.A.W SRM 53-00-53-2R-3 ALTERNATIVE 1; OK TO INSTALL.;[11] OKAY TO INSTALL SPLICE REPAIR GIVEN.;[12] INSTALLED NEW SPLICE REPAIR BETWEEN BS 747 AND BS 767 RBL 13.5 IAW SRM 53-00-53-2R-3 ALTERNATIVE 1;[13] PART USAGE INFO;[14] VERIFY STEPS 1 AND 2 COMPLETED WITH OUT OF LIMITS STATEMENTS.;[15] VERIFIED CORRECTIVE ACTION ITEM 12; REPAIR INSTALLED PER SRM SRM 53-00-53-2R-3. JOB CARD COMPLETED.

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