Service difficulty report · Channel · Boeing 7377H4

Difficulty date
May 2, 2023
Submitted
June 1, 2023
Operation
Air carrier
Aircraft
N285WN
Make and model
Boeing 7377H4
Aircraft serial
32536
Aircraft time
51,630 hours, 31,054 cycles
Part
Channel
Condition
Corroded
Location
Zn 800 Door
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 FWD ENTRY DOOR MOP SILL PREVIOUS REPAIR AT BS 303 LBL 58 WL 208.<[01] CORROSION ON PREVIOUS REPAIR PART ON FWD ENTRY MOPSILL STA 303; LBL 58; WL 208 IF FOUND TO BE OUT OF LIMITS BEING A PERVIOUS REPAIR PART PER SRM 53-10-15-1A-1. SRM 51-10-02-0G-0 IS APPLCABLE FOR REPLACEMENT OF PART.;[02] VERIFIED CORRECTIVE ACTION 1.;[03] REMOVED FWD ENTRY DOOR MOP SILL IAW SRM 51-40-02.;[04] LOCATED AND DRILLED NEW FWD ENTRY DOOR MOP SILL AT BS 303 LBL 58 WL 208. PER SRM 51-40-02 AND DWG # 141A8110 REV: -.;[05] VERIFIED CORRECTIVE ACTION 3 AND 4;[06] REQUEST OKAY TO INSTALL MOP SILL.;[07] OK TO INSTALL MOP SILL.;[08] INSTALLED NEW FWD ENTRY DOOR MOP SILL AT BS 303 LBL 58 WL 208. PER SRM 51-40-02 AND DWG # 141A8110 REV: -; 141A9810 REV: .;[09] VERIFIED CORRECTIVE ACTION 8.;[10] TASK CARD COMPLETED.;[11] VERIFIED MEASUREMENT TABLE

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