Great Planes Piper J-3 Cub 60 Kit - GPMA0162 - Manual (Page 10)

D 5 Cut the ribs from the 5/16" x 5/16" x 30" balsa stick.
Position the ribs in the rudder frame and securely glue
them in place with thick CA.
D 6 Remove the rudder from the building board and
inspect all the glue joints Add thin CA to all the tight-fitting
joints and thick CA to any open joints Large gaps may be
filled with balsa dust and thin CA.
D 1. Securely glue the die-cut 5/16" balsa stabilizer parts
S2 and S3 together over the plan.
D 2 Position S1 and the two S4's over their locations on
the plan Check the fit of the joints, make adjustments if
necessary, then pin them in place.
D 3. Cut the stabilizer trailing edge from a 5/16" x 7/8"
balsa stick. Fit the trailing edge between the S4's.
D 4 When satisfied with all joints, remove the assembly
from the building board Reinstall each part on the building
board with pins, gluing them together with thick CA as you
proceed.
D 5. Cut the ribs from the 5/16" x 5/16" x 24" balsa stick
and glue them in place with thick CA.
D 6 Remove the stabilizer from the building board and
inspect all the glue joints. Apply thick or thin CA where
necessary.
D 1. Locate the die-cut 5/16" balsa fin leading edge R1
and pin it in place on the plan.
D 2. Cut the fin top, fin base, and the inner and outer fin
trailing edges from the remaining 5/16" x 7/8" balsa strip
Pin the parts in place and make sure all the joints fit well.
Remove the parts and securely glue each joint with thick
CA as you pin them back into position.
D D 1. Pin the die-cut 5/16" balsa elevator parts S5, S6
and S7 on the plan, making adjustments for any poor-fitting
glue joints.
D D 2 Cut the elevator leading edge from a 5/16" x 7/8"
balsa strip Fit the LE in place on the plan and pin it in
place Glue all of the joints with thick CA, in the same
manner as described previously.
D 3 Cut the ribs from the remaining 5/16" x 5/16" balsa
stick. Glue them in place with thick CA.
D 4. Remove the Fin from the building board and inspect
all the glue joints Apply thick or thin CA where necessary.
D D 3. Cut the elevator ribs from the 5/16" x 5/16" balsa
stick and glue in position with thick CA.
D D 4. Remove the elevator from the building board and
inspect all the glue joints. Add CA where necessary Build
the other elevator.
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