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Install the aileron servos & pushrods – Great Planes Little Toni ARF - GPMA1320 User Manual

Page 8

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1. Installing the servos in the wing will require the use

of one 6" [152mm] servo extension for each aileron. One
Y-harness connector is required and is used to allow the
aileron servos to plug into one slot in your receiver. You may
have a computer radio that allows you to plug the servos
into separate slots and mix them together through the radio
transmitter. If you choose to mix them with the radio rather
than the Y-harness, refer to the instructions with your
particular brand of radio.

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2. Remove the tape holding the servo cover to the

fuselage. Locate two 1/2" x 1/2" x 3/4" [13 x13 x 19mm]
hardwood blocks. Place the blocks against the sides of your
aileron servo. When positioning the blocks they should be
slightly higher than the servo case. Drill a 1/16" [1.6mm]
hole through the blocks for the servo screws. Using the
hardware included with your radio system, screw the servos
to the two blocks.

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3. Apply 6-minute epoxy to each block. Position the

blocks so that the servo arm is centered over the opening in
the cover. Clamp the blocks to the cover. When the glue has
cured remove the clamps.

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4. Mark the center of the hardwood blocks on the

cover. Drill a 1/16" [1.6mm] hole through the marks, drilling
through the blocks. Install a #2 x 3/8" [9mm] wood screw
into each of the holes tightening them against the cover.

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5. Attach the servo extension to the aileron servo.

Secure the connectors together using a large piece of heat
shrink tubing, tape or other method.

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6. Located in the wing in the servo compartment, a

string is taped to the wing skin. Tie the string to the end of
the servo wire. Pull the servo wire through the wing with the
string. Feed the servo wire out the hole in the top of the wing
center section. Tape the servo wire to the wing to prevent it
from falling back into the wing.

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7. Center the servo and install a servo arm as shown.

Test fit the servo cover into the wing. Depending on the size
and mounting position of your particular servo you may
need to trim away some of the wood edge the cover rests
on. Trim as needed to allow the servo cover to be positioned
properly in the wing.

Install the Aileron Servos & Pushrods

8