Service difficulty report · Channel · Boeing 7377H4

Difficulty date
March 7, 2024
Submitted
April 10, 2024
Operation
Air carrier
Aircraft
N920WN
Make and model
Boeing 7377H4
Aircraft serial
32460
Aircraft time
51,721 hours, 31,260 cycles
Part
Channel
Part number
UNKNOWN
Condition
Corroded
Location
Bs 727a-727d
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 IN SEVERAL AREAS AT AFT CARGO LH Z-CHANNEL BETWEEN STA 727A & STA 727D. AFT CARGO FLOOR STRUCTURE<[01] WORK WAS ACCOMPLISHED ON TASK CARD TTG8Q00S14B0. REMOVED AND REPLACED.;[02] VERIFIED STEP 1

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