Service difficulty report · Pressure Blkhd · Boeing 7377H4

Difficulty date
May 19, 2020
Submitted
June 8, 2020
Operation
Air carrier
Aircraft
N483WN
Make and model
Boeing 7377H4
Aircraft serial
32472
Aircraft time
54,791 hours, 32,417 cycles
Part
Pressure Blkhd
Condition
Corroded
Location
Fuselage
Stage of operation
IN
How discovered
V
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 INNER SURFACE OF 1016 PRESSURE DOME FORWARD ON BL0 TO RBL3. REPAIRED INNER SURFACE OF BS1016 PRESSURE DOME FWD ON BL0 TO RBL3 PER ER 20-02620 REV IR & EA 20-153-00611 REV IR.

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