What was found
THE SCREW JACK PROVIDED BY OWNER OF THE AIRCRAFT WITH PN: 25-8CW161AC AND SN: MEC/DHB/1550, AS REPLACEMENT FOR LIFE LIMITED RT FLAP DRIVE SCREW JACK OF OD-TSW, IS INSTALLED ON AIRCRAFT AND WHILE PERFORMING THE POST INSTALLATION RIGGING AND FUNCTIONAL TESTS, IT IS DETERMINED THAT THE SCREW JACK ROTATION FOR FLAP ACTUATION IS DETERMINED WRONG. "EXTEND-RETRACT" THE UNIT HAS BEEN REMOVED FROM AIRCRAFT AND SENT BACK TO SUPPLIER/ORGANIZATION PERFORMED RECENT MAINTENANCE ON THE UNIT. THE SCREW JACK WAS OVERHAULED ON 30/OCT/2014.