GREAT PLANES Ryan STA EP Instruction Manual page 30

piece of 3/16" x 3/8" balsa stick to make a dummy fin to fit
between the two fairings.
5. Using only one or two drops of CA, tack glue the
fairings to the dummy fin. Make sure one of the ends and the
bottoms of the fairings are flush.
6. Tack glue the fairings and the dummy fin to the
fuselage base. Make sure that the dummy fin is aligned with
the slot in former F9 and the center mark on the top deck.
7. Trim and sand the fairings to match the contour of the
fuselage.
8. Cut the 3/4" x 2-1/2" x 6" [19mm x 63.5mm x 152.4mm]
balsa block in half to make two rudder fairings. Cut two
pieces from the remaining piece of 3/16" x 3/8" balsa stick
to make a dummy rudder to fit between the two fairings.
9. Using only one or two drops of CA, tack glue the
fairings to the dummy rudder. Make sure one of the ends
and the bottoms of the fairings are flush.
10. Tack glue the fairings and the dummy rudder to former
F-9. Make sure that the dummy rudder is aligned with the
slot in former F9.
11. Trim and sand the fairings to match the contour of the
fuselage.
12. Remove the fairings from the fuselage and break
them off of the dummy fin and rudder.
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