Service difficulty report · Window · Boeing 767300

Difficulty date
October 2, 2026
Submitted
October 5, 2026
Operation
Air carrier
Aircraft
N374UP
Make and model
Boeing 767300
Aircraft serial
65909
Aircraft time
12,134 hours, 5,053 cycles
Part
Window
Part number
141W740048
Part serial
19232H3877
Condition
Leaking
Location
Zone 200
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

AUDIBLE AIR LEAK BASE OF R1 WINDOW COMPLETED R1 WINDOW INSTALLATION UP TO PARAGRAPH G STEP 44 (WIPER TEST) DUE TO WET SEALANT APPLIED. AMM 56-11-01/401. OPS CHECK GOOD FOR WINDOW HEAT.

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