Service difficulty report · Cowling · Boeing 7377H4

Difficulty date
May 20, 2023
Submitted
June 14, 2023
Operation
Air carrier
Aircraft
N941WN
Make and model
Boeing 7377H4
Aircraft serial
36647
Aircraft time
44,551 hours, 27,217 cycles
Part
Cowling
Condition
Corroded
Location
Zn 400 Nacelle/P
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

LEFT INLET COWL LIP UPPER SURFACE EVIDENCE OF CORROSION AND DISCOLORED ALL AROUND<[01] REMOVED AND REPLACE #1 ENGINE INLET COWL IN REF AMM 71-11-01-000-802 AND 71-11-01-400-802;[02] VERIFIED #1 ENGINE INLET COWL REPLACEMENT.

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