Service difficulty report · Jam-Nut · Cirrus SR20

Difficulty date
September 17, 2025
Submitted
September 17, 2025
Operation
General aviation
Aircraft
N32CF
Make and model
Cirrus SR20
Aircraft serial
9218
Aircraft time
449 hours
Engine
Lyc IO390A1A6
Part
Jam-Nut
Condition
Undertorqued
Location
Flap Actuator
Stage of operation
DE
How discovered
V
Nature of condition
F
Precautionary procedure
A

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

What was found

FLAP ACTUATOR ROD END SEPARATED FROM ACTUATOR ASSEMBLY RESULTING IN LOSS OF FLAP OPERATION DURING FLIGHT. IT IS LIKELY THE JAMB NUT RETAINING THE ROD END WAS NOT PROPERLY TORQUED AND THE THE ROD END UNSCREWED FROM THE ACTUATOR MOTOR. IT IS UNKNOWN IF ANY FIELD SERVICE TO THE SYSTEM AFTER AIRCRAFT DELIVERY. THE DISCREPANCY WAS REPORTED TO CIRRUS FIELD SERVICE PER CASE NUMBER 465147.

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