Service difficulty report · Floorbeam · Boeing 7377H4

Difficulty date
June 24, 2020
Submitted
July 22, 2021
Operation
Air carrier
Aircraft
N486WN
Make and model
Boeing 7377H4
Aircraft serial
33852
Aircraft time
54,585 hours, 32,477 cycles
Part
Floorbeam
Condition
Corroded
Location
Bs 887
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 FLOOR SUPPORT SPLICE AT ACB BS887 RBL18 TO LBL7 WL166. MARKED / REMOVED FLOOR SUPPORT SPLICE AT BS887 RBL18 TO LBL7 THAT WAS CORRODED IAW SOPM 20-50-01; OBTAINED NEW FLOOR SUPPORT SPLICE AND INSTALLED NEW FLOOR SUPPORT SPLICE AT BS887 TO LBL7 IAW DRWG 146A7500 & SOPM 20-50-01

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