E-flite Byp Yak 3D ARF - Manual (Page 20)

 5. Check the alignment of the stabilizer to the front
of the fuselage. The distances between a point
centered on the fuselage to either stabilizer tip
should be the same.
 6. Once satisfied with the stabilizer alignment,
use foam-safe CA to glue the stabilizer to the
fuselage. Clean up excess glue with a tissue or
paper towel.
Note: You can use foam-safe Activator to speed
up this CA cure time.
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