Carl Goldberg GBGA1043 - Manual (Page 6)

6
AILERON CONTROL HORN INSTALLATION
1. Collect the following items
(4) Nylon clevis assemblies
(4) nylon ball nuts
(4) 6-32 x 3” Bolt
(4) nylon washers
(4) 4-40 x 4” pushrods
(4) 4-40 clevis
(4) clevis keepers
2. With the aileron servo in place, make a mark
at a 90º degree angle to the trailing edge and
in line with the servo arm.
3. Use the mark to locate the hard point installed
in the aileron( dowel with hole in middle).
4. Using a 9/64" drill bit, open the hole in the
aileron through to the top side.
HINT: Drill the hole from the bottom half way. Then
drill down to the hole from the top of the
aileron.
5. Insert the 6-32 x 3” screw from the top through
the aileron.
Place the nylon washer and the nylon ball nut
on the bolt and tighten.
Screw the adjustable clevis assemble on the
bolt.
6. Thread on to one end of a 4-40 x 4” pushrod
a nut and clevis.
Mount the pushrod onto the nylon clevis
assemble on the aileron.
With the servo centered, connect the pushrod
to the control horn.
With one servo connected and the radio on,
connect the other servo pushrod making sure
that there is no pressure on the other servo.
Install the clevis keepers.
Repeat the above steps for the other two
aileron servos.