Hangar 9 Twin Otter ARF Assembly Manual page 11

Step 8
Place the servo on the mounting blocks with a 1/32-
inch gap between it and the hatch. Use a pencil to
mark the servo hole locations on the blocks.
Step 9
Use a 5/64-inch drill bit in a pin vise to drill the servo
mounting holes. Apply a small drop of thin CA to each
hole to strengthen the wood and help retain the screw.
Allow the CA to cure without using accelerator.
Twin Otter ARF Assembly Manual
Step 10
Use a #1 Phillips screwdriver to install the servo with
its provided hardware.
Step 11
Attach a 9-inch servo extension lead to the servo and
secure the connection with a piece of dental floss.
Hint: Apply a very small drop of thin CA to the knot to
prevent it coming loose.
Step 12
Use a #1 Phillips screwdriver to thread a #2 x 3/8-inch
screw into each of the hatch mounting holes in the
wing. Remove the screw and apply a small drop of
thin CA to each hole to strengthen the wood. Allow the
CA to cure without using accelerator.
Step 13
There is a pull string provided to draw the aileron
servo lead through the wing. Tape the string to the
servo extension and pull it through to the wing root.
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