Service difficulty report · Seat Track · Boeing 7377H4

Difficulty date
May 25, 2023
Submitted
July 3, 2023
Operation
Air carrier
Aircraft
N960WN
Make and model
Boeing 7377H4
Aircraft serial
36675
Aircraft time
38,108 hours, 23,248 cycles
Part
Seat Track
Part number
UNKNOWN
Condition
Corroded
Location
Zn 200 Fus Top
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 PASSENGER CABIN SEAT TRACK RBL45 BS500+4; BS500C+9 WL208.<[01] VERIFIED APPLCABILITY PER SRM 53-00-52-1A-1. REMOVED CORROSION FROM CABIN SEAT TRACK AT BS500+4 RBL45 W208 L:3' W:.45' D:.22' ON CROWN; FOUND SEAT TRACK TO BE OUT OF LIMIT PER SRM 53-00-52-1A-1 FIG.103. TOOL ID: ATS1738 DD:10/2023; ATS400 DD:09/2023.;[02] CORRECTION ON ACTION: VERIFIED APPLCABILITY PER SRM 53-00-52-1A-1. REMOVED CORROSION FROM CABIN SEAT TRACK AT BS500+4 RBL45 W208 L:3' W:.45' D:.022' ON CROWN; FOUND SEAT TRACK TO BE OUT OF LIMIT PER SRM 53-00-52-1A-1 FIG.103. TOOL ID: ATS1738 DD:10/2023; ATS400 DD:09/2023.;[03] INSPECTED AND VERIFIED CORRECTIVE ACTION 2.<BR><BR>VERIFIED MEASUREMENTS TABLE.;[04] STARTED REMOVING SEAT TRACK FROM BS 480-520 RBL 45 IAW SRM 51-40-02;[05] REMOVED SEAT TRACK FROM BS 480-520 RBL 45 IAW SRM 51-40-02;[06] CERTIFY;[07] LOCATED AND DRILLED NEW SEAT TRACK IAW SRM 51-40-05-0G-0; DWG 143A5300.;[08] OK TO INSTALL;[09] VERIFIED STEPS 7 AND 8.;[10] INSTALLED SEAT TRACK AT BS 480-BS 520 RBL 45 WL 208 IAW SRM 51-40-02-0G-0; DWG 143A5300;[11] VERIFIED CORRECTIVE ACTION #10<BR>MEASUREMENT TABLE VERIFIED

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