Service difficulty report · Track · Boeing 7377H4

Difficulty date
June 23, 2022
Submitted
August 10, 2022
Operation
Air carrier
Aircraft
N951WN
Make and model
Boeing 7377H4
Aircraft serial
36665
Aircraft time
39,132 hours, 23,683 cycles
Part
Track
Part number
147A750114
Condition
Corroded
Location
Aft Cargo Bay
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

CORROSION ON AFT CARGO BAY TRACK AT RBL 14 BS 927+8. / [01] BLENDED CORROSION ON AFT CARGO BAY TRACK AT BS 927+8 ; RBL 14 WORK AREA ; L 1.0' X W 0.500' X D 0.021' ; FOUND OUT OF LIMITS IAW SRM 53-00-53-1A-2 ; USE DEPTH GAGE; ID: ATS2678; S/N: UNKNOWN; DUE: 04/2023;[02] SRM 53-00-53-1A-2 IS APPLICABLE FOR THIS DAMGE;[03] VERIFIED CORRECTIVE ACTION ITEM 1-2.;[04] REMOVED AFT CARGO BAY TRACK AT RBL 14; BS 887 TO BS 947 IAW SRM 51-40-02-0G-0;[05] LOCATED AND DRILLED NEW AFT CARGO BAY TRACK P/N 147A7501-14; LOT # 1467081-1 FROM BS 887 TO BS947; RBL 14; IAW SRM 51-40-05-0G-0 AND DWG. 147A7500; SH 34; 35; 36; 37 AND 38; OK TO INSTALL.;[06] INSPECTED & VERIFIED CORRECTIVE ACTION ITEM 5.;[07] OK TO INSTALL NEW ACB TRACK BS 887-947; RBL 14 GIVEN.;[08] INSTALLED NEW ACB BAY TRACK AT BS 887 TO BS 947 RBL 14 IAW SRM 51-40-02 ; DWG: 147A7500 ID:0038 REV:- AND DWG: 147A7500 ID:0035 REV:-.;[09] INSPECTED & VERIFIED CORRECTIVE ACTION ITEM 8.;[10] STEP 1 - EDITED THE MEASUREMENT TABLE TO CORRECT PN;[11] VERIFIED MEASUREMENT TABLE <BR>TASK COMPLETE

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