Stevens AeroModel Build It! RingRat 250, Assembly Instructions Manual, Page: 13 / 29

Wing Construction Cont.
☐ ☐ Starting in the center of the wing,
carefully bend down the sheeting and
bond to upper spar W1. Work from the
center out, one rib bay at a time.
☐ ☐ Bend end of W2 down to sit flush with
wing tip and bond. Note: W2 should stop
short of wing tip profile as illustrated.
☐ Repeat steps marked with “
☐ ☐
” applying
instruction to complete bottom sheeting.
☐ Center W11 over rib R1 and bond to front
spar only.
☐ Press W11 flat against trailing edge and bond
with CA, then bond W11 to R1.
☐ Carefully sand W11 to a smooth taper into the
trailing edge. Tip: apply making tape to areas
you wish to protect from the sanding process.
☐
Invert wing and remove stand off tabs. Note:
Two tabs on R1!
RingRat 250 © 2010 Stevens AeroModel all rights reserved. Page 13 of 29