Service difficulty report · Winglet · Boeing 7378H4

Difficulty date
January 4, 2022
Submitted
January 24, 2022
Operation
Air carrier
Aircraft
N8306H
Make and model
Boeing 7378H4
Aircraft serial
36983
Aircraft time
32,277 hours, 14,517 cycles
Part
Winglet
Condition
Corroded
Location
Rh Wing
Stage of operation
UK
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

RIGHT WINGLET; SURFACE CORROSION ON LOWER STRAKE AFT TRAILING EDGE (BOTH SIDES) ; / [01] R&R R/H LWR STRAKE PER APB SUPPLEMENT AMM DOCUMENT NUMBER AP37.8-0618 57-31-02. FINAL INSTALL WILL BE ACCOMPLISHED ON FAULT #TTG8R007GSE4 LINE 911; [02] N/A MEASUREMENTS DUE TO CHANGING PART OUT

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