Service difficulty report · Threshold · Boeing 7378H4

Difficulty date
October 23, 2024
Submitted
November 14, 2024
Operation
Air carrier
Aircraft
N8510E
Make and model
Boeing 7378H4
Aircraft serial
36944
Aircraft time
26,582 hours, 13,221 cycles
Part
Threshold
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

MULTIPLE SPOTS OF CORROSION ON ACB DOOR CUTOUT SURROUND SUBTHRESHOLD BS787+8 TO 807+5 RBL25 WL156<[01] CORRECTED MEASUREMENT TABLE;[02] REMOVED AND REPLACED ACB DOOR SUBTHRESHOLD WEB P/N 146A8123-25; LOT# 1579502-1 BS 787+8 TO BS 847 RBL25 WL156 IAW SRM 51-40-02 AND DWG 146A8340 REV-.;[03] VERIFIED ACTION ITEMS AND TASK CARD COMPLETED.;[04] VERIFIED ACTION ITEMS AND TASK CARD COMPLETED.

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