Building Instructions for 4-Max SpinRay
This design and all information contained in these building instructions are the © Copyright of 4-Max.
4-Max can not responsible for any damage or injury caused by this flying model.
www.4-Max.co.uk
You need to disable the BEC on
one of the ESC’s this is done
by removing the red wire and
taping it back out of the way.
Assemble the wire retainer as
shown above. You will need to
use a 2mm drill to on the horn
for the wire retainer
Put a small drop of medium or
thick cyano on the nut and
then spray with kicker. Ensure
that the wire retainer can
rotate easily.
Mark the position for the horn
ensuring the holes are over the
hinge line as in the above
photo. Use a 2mm drill to drill
the elevon.
Spray the horn with kicker and
allow to dry. Apply thick cyano
to the elevon and insert the
horn in the elevon very quickly
and spray with kicker.
Ensure the servos are centred.
Make sure the servo arm is at
90º to the wing. Trim excess
piano wire with side cutters.
Place a small mark on the side
fin to mark where glue is to be
applied.
Apply UHU Por to side fin and
end of wing (contact glue
style).
Measure 165mm forward from
the hinge line and insert a
cocktail stick or small piece of
wire through the foam.
