E-flite Byp Yak 3D ARF - Manual (Page 11)

 2. Test fit the lower wing to the fuselage. Place the
wing onto the fuse bottom, aligning the servo
holes in the wing with the servo holes in the
fuselage. Carefully check to make sure the lower
wing is square to the fuselage by measuring from
the wing tip to the fin on both sides. Use foam-
safe CA to glue the lower wing to the fuselage.
Note: You can use foam-safe activator to speed
up the CA cure time.
 3. Locate the wing struts. Use a sharp hobby
knife to remove the lower sections from the
main section.
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