Aileron Control Systems Installation - Model Tech Sukhoi SU-31 Assembly Instructions Manual

❑ Double-check that both the servo horn and the elevator are still centered. If necessary, thread the clevis in or out to center the
elevator, then move the elevator up and down several times to ensure proper movement.
❑ (2) 3-1/4" (83mm) Threaded Wires with 90º Bends
❑ (2) Control Horns with Backplates
❑ (2) Clevises
❑ 2.5mm Hex Wrench
❑ Thin C/A
❑ # 1 Phillips Head Screwdriver
❑ Needle Nose Pliers
❑ Modeling Knife
❑ Electric Drill
Step 1: inStallinG the SerVoS
❑ Install the 90º bend in the 4-7/8" (124mm) long pushrod wire into
the outermost hole in a 4-point servo horn, using the nylon snap-keeper
provided.
☞
Again, use the same techniques that you used to install the rudder
pushrod wire to the servo horn.
❑ Center the elevator servo, then install the servo horn onto the servo,
making sure that the servo horn is centered and pointing up toward the top
of the fuselage.
❑ Install the servo horn retaining screw to secure the servo horn to the
servo.
❑ Slide two 1/4" (6mm) long pieces of silicone fuel tubing onto the pushrod
wire.
❑ With both the elevator servo horn and the elevator centered, thread one
nylon clevis onto the pushrod wire and snap the clevis into the second hole
out from the base of the control horn, then slide the pieces of silicone fuel
tubing up over the snap keeper and the clevis.

aileron Control SYSteMS inStallation

YoU'll neeD The FolloWing PARTS FRoM The KiT:
YoU'll neeD The FolloWing ToolS AnD SUPPlieS:
❑ Cut away the covering material from over the two aileron servo mounting
holes in the bottom of the wing.
❑ (2) Clevises
❑ (2) Snap-Keepers
❑ (4) M2 x 16mm Machine Screws
❑ 5/64" (2mm) and 1/8" (3.2mm) Drill Bits
❑ 1/16" (1.6mm) and 5/64" (2mm) Drill Bits
❑ Straight Edge Ruler
❑ Pencil
❑ Airplane Stand
❑ Masking Tape
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