Service difficulty report · Spring · Boeing 7377H4

Difficulty date
July 16, 2016
Submitted
July 19, 2016
Operation
Air carrier
Aircraft
N492WN
Make and model
Boeing 7377H4
Aircraft serial
33866
Aircraft time
42,299 hours, 24,427 cycles
Part
Spring
Condition
Missing
Location
Aileron Sys
Component
Centering Unit
Component part number
6939429
Stage of operation
TO
How discovered
O
Nature of condition
O
Precautionary procedure
D

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

What was found

AIR TURNBACK AT TAKEOFF, FLIGHT CONTROLS FELT VERY LIGHT AND UNRESPONSIVE. FOUND LOWER SPRING MISSING ON AILERON FEEL AND CENTERING UNIT. REPLACED UNIT IAW AMM.

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