Service difficulty report · Ecs · Boeing 75724APF

Difficulty date
March 30, 2026
Submitted
March 30, 2026
Operation
Air carrier
Aircraft
N426UP
Make and model
Boeing 75724APF
Aircraft serial
25457
Aircraft time
33,010 hours, 22,218 cycles
Part
Ecs
Condition
Odor
Stage of operation
CL
How discovered
O
Nature of condition
B
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

STRONG, ALMOST OVERWHELMING WET SOCK ODOR EMANATED FROM ECS SYSTEM AT V1 SPEED TAKEOFF. ODOR INCREASED AT 10K ACCELERATION.

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