Service difficulty report · Shield · Boeing 7377H4

Difficulty date
December 7, 2023
Submitted
January 16, 2024
Operation
Air carrier
Aircraft
N455WN
Make and model
Boeing 7377H4
Aircraft serial
32462
Aircraft time
64,648 hours, 38,599 cycles
Part
Shield
Part number
UNKNOWN
Condition
Corroded
Location
Zn 100 Fus Lower
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 FWD CARGO BAY AFT SHIELD BS500+1 TO BS500+19 RBL22 WL156 HAS MULTIPLE AREAS AROUND NUT PLATE HOLES<[01] CORROSION ON FWD CARGO BAY AFT SHIELD FOUND OUT OF LIMITS. REMOVED; REPLACED AND INSTALLED NEW FWD CARGO BAY AFT SHIELD PER SRM 51-40-02-0G-0 AND DWG 143A0080.;[02] VERIFIED ALL RII STEPS COMPLETE;[03] VERIFIED ALL STEPS COMPLETE

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