Great Planes Factor 3D ARF - GPMA1552 - Manual (Page 10)

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6. Locate six hinges. Insert a T-pin through the center of
each hinge.
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7. Install the hinges into the slots in the elevator and then
slide the elevator onto the stab.
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8. Apply a couple of drops of thin CA glue onto the top
and bottom of each of the hinges. Allow the glue to harden.
After the glue has dried, pull on the elevator to be sure the
hinges are secure.
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9. Cut the mounting plate from the control horn. Place
the control horn in line with the elevator servo arm. Position the
horn on the elevator the same as was done with the ailerons.
Mark the location of the mounting holes onto the aileron. Drill a
1/16" [1.6 mm] hole on the marks, drilling through the elevator.
Install two 1/16"
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3/8" machine screws through the control
horn and the elevator, securing them with the nylon plate on
the top of the elevator.
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10. Thread a nylon clevis, 20 turns, onto a 6" [152 mm]
wire pushrod.
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11. Slide a silicone clevis retainer over the clevis. With
the elevator servo and the elevator centered, mark the aileron