Service difficulty report · Seat Track · Boeing 7377H4

Difficulty date
July 6, 2023
Submitted
August 29, 2023
Operation
Air carrier
Aircraft
N297WN
Make and model
Boeing 7377H4
Aircraft serial
32542
Aircraft time
51,861 hours, 31,224 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

CABIN SEAT TRACK IS CORRODED AT BS 727B+18; 727C+17; 727D+9; 727E+9; 747; 767+1; 767+12; 787+12; 807+3; 827+2; RBL 45; WL 208<[01] VERIFIED THAT SRM 53-00-52-1A-1 IS APPLICABLE.;[02] PARTIALLY UPDATED STEPS 1-10. UPDATED MEASUREMENTS TABLE;[03] UPDATED MEASUREMENT TABLE;[04] COMPLETED STEPS 1-10<BR>BS 787+12 RBL 45; WL 208 OUT OF LIMITS PER SRM 53-00-52-1A-1.;[05] PARTIALLY COMPLETED STEP 11.;[06] PARTIALLY COMPLETED STEPS 13;14.;[07] SEAT TRACK FABRICATION IN ACCORDANCE WITH BOEING DRAWING ATSHFAB-100-315. REFER TO ATS BUILD RECORD 545484.;[08] COMPLETED STEP 12;[09] EDITING FABRICATION VERIFICATION. SEAT TRACK FABRICATION IN ACCORDANCE WITH BOEING DRAWING 146A5300; REV. M. REFER TO ATS BUILD RECORD ON CUSTER RO NO. ATSHFAB-100-316; JOB. NUMBER: 545484 AND ATS DWG ATSHFAB-100-315.;[10] VERIFIED CORRECTIVE ACTION 9;[11] COMPLETED STEP 13. COMPLETED REMOVAL AND REPLACEMENT OF PASSENGER CABIN SEAT TRACK BS 727B-887; RBL 45; WL 208 PER SRM 51-40-02-0G-0 AND BOEING DWG 146A5300.;[12] VERIFIED CORRECTIVE ACTION 11;[13] VERIFIED MEASUREMENT TABLE

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