Hangar 9 J-3 Piper Cub Assembly Manual page 9

Section 3: Installing the Aileron Servos
2. Install the grommets and eyelets on both aileron servos.
Now place the servo blocks on the servo as shown and
mark with a pencil where the servo screws attach the
servo to the blocks.
3. Using a 1/16" drill bit, drill the marked location on the
blocks.
4. Mount the blocks to the aileron servo as shown using the
screws included with your servos.
5. Using scissors, cut out the aileron cover. Also, using a
hobby knife cut out the opening where the linkage exits
the aileron cover.
6. Temporarily install a servo arm with a hole located
between 10-12mm out from the center on the servo as
shown. Now trial fit the servo on the aileron servo cover
as shown with the servo arm aligned in the middle of the
linkage opening in the aileron cover.
7. Using a felt tipped pen, trace around the wood servo
blocks where it contacts the aileron cover.
CONTINUED
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