Service difficulty report · Exhaust Port · Boeing 7373Q8

Difficulty date
March 11, 2025
Submitted
April 2, 2025
Operation
Air carrier
Aircraft
N304KH
Make and model
Boeing 7373Q8
Aircraft serial
28054
Aircraft time
56,230 hours, 31,287 cycles
Part
Exhaust Port
Condition
Corroded
Location
Zone 100
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 AT APU COOLING AIR EXHAUST EXIT AREA OF APU DOOR. REPLACED THE DAMAGE FILLER AT APU COOLING AIR EXHAUST EXIT AREA OF APU DOOR PER DRAWING 65-68906, SRM51-40-02 PARA5&PARA7(R135),AIR ASIA W.P.S LM65-68906-502

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