Service difficulty report · Pcu · Cndair CL6002B19

Difficulty date
April 13, 2013
Submitted
September 14, 2015
Operation
General aviation
Make and model
Cndair CL6002B19
Aircraft time
9 hours
Engine
Ge CF343B1
Part
Pcu
Part number
274001
Condition
Failed
Location
Rudder
Stage of operation
IN
How discovered
9
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

(CAN) DURING MAINTENANCE 27-320-101, DETAILED INSPECTION OF THE RUDDER PANEL ASSY HINGE BEARINGS AND PCU ATTACHMENT POINTS IT WAS DICOVERED THAT THE CENTER PCU ATTACHMENT POINT TO THE RUDDER STRUCTURE HAD SHEARED. IT WAS ALSO NOTED THAT THE ROD END BEARING IS SEIZED IN THE CENTRE RUDDER ATTACHMENT POINT ON THE RUDDER STRUCTURE. IT WAS ALSO DISCOVERED THAT THE LOWER PCU ATTACHMENT POINT ON THE RUDDER BEARING HAS BEEN SHOWING SIGNS OF MIGRATION AND THE ROD END LOCKING NUT IS CORRODED INDICATING THAT THERE IS ALSO EXCESSIVE LOADS BEING PLACED ON THE LOWER BEARINGS AND CASTING ON THE RUDDER.