Skill Level One
Astra
™
ASSEMBLY INSTRUCTIONS
BEFORE STARTING ASSEMBLY READ THROUGH THESE INSTRUCTIONS.
IT IS BEST TO TEST FIT ALL PARTS BEFORE APPLYING ANY GLUE.
READ AND FOLLOW THE NAR MODEL ROCKET SAFETY CODE.
0
1
2
3
4
INCHES
PARTS LIST
A.
49000 Motor Clip
B.
14000 Blue Thrust Ring
C.
10303S Yellow Motor Mount Tube
D.
14050 Red Centering Ring (2)
E.
33000R Die-Cut Balsa Fin Set
F.
11312 White Body Tube
G.
20171 Plastic Nose Cone
H.
10000 Launch Lug
I.
50012 24 inch White Elastic Shock Cord
J.
50051 18 inch Yellow Kevlar* Shock Cord
K.
82302 14 inch Parachute kit
L.
91030 Self-Adhesive Decal
M.
90052R Instruction Sheet
N.
90152R Launch Procedures Sheet
* Kevlar is a registered trademark of Dupont
STEP 13
A.
Make a pencil mark on the launch lug line 4 inches
from the rear of the rocket as shown.
B.
Apply white glue to the launch lug and place along
the pencil line with one end even with the mark 4 inches
from the rear of the rocket as shown.
STEP 14
A.
After all the glue is completely dry apply a coat of sanding
sealer to each fin. When sealer is dry, lightly sand each fin.
B.
Repeat the sealing and sanding process until the surface of
each fin is smooth.
C.
Paint the entire rocket body and fins with gloss white spray
enamel. Follow instructions on the spray can for best results.
NOTE: For the best surface finish on your rocket,
spray entire model with primer and sand before painting.
STEP 15
A.
Wrap a layer of masking tape all the way around the
shoulder of the nose cone. Spray paint the nose cone with
several light coats of gloss blue paint.
B.
Apply masking tape around both sides of one body
tube-fin joint. Protect the rest of the rocket with a plastic or
paper bag. Spray paint one fin with several light coats of
gloss blue paint. Carefully remove the masking tape after
paint is dry.
STEP 16
A.
When all paint is dry, apply the self-adhesive decals as
shown on the kit panel.
NOTE: Use caution when removing the decal from the
backing to prevent decal from curling over onto itself.
STEP 17
A. Apply gripper tabs to parachute so holes in gripper tabs
line up with holes in parachute. Firmly squeeze each
gripper tab and parachute between your fingers.
B. Assemble the parachute by passing the end of a shroud
line through a hole in a gripper tab and tying 2 overhand
knots. Tie each of the 6 ends of shroud line to the
parachute through the gripper tab holes.
C. Assembled parachute should appear as shown.
STEP 18
A.
Pass the shroud line loops through the eyelet on
the nose cone. Pass parachute through loop ends
and pull lines tightly against the eyelet.
B.
Use two overhand knots to tie the loose end of
the shock cord onto the base of the nose cone.
Things You’ll Need To Assemble this Kit:
Pencil and Paint Brush
Sandpaper
(220 or 320 Grit)
& Sanding Sealer
White Glue
Aliphatic Resin glues work best such as TITEBOND
or ELMER’S CARPENTER’S WOOD GLUE - ELMER’S
WHITE SCHOOL GLUE also works but dries slower.
Tape & Paint
Scotch Magic Tape or Paper Masking Tape
and Spray Paint
White
Glue
S PR AY
PA IN T
NOTE:
Be sure launch lug is lined up
straight along the white body tube.
90052R
STEP 1
A.
Place the Yellow Motor Mount Tube up
against the ruler provided above. Make two
pencil marks on the tube 1/2 inch from each end
as shown.
B.
Make a slight bend in the Motor Clip as
shown. Insert the Motor Clip into the slit in the
Yellow Motor Mount Tube.
Make pencil marks 1/2"
from each end of tube.
Yello w
Motor
Mount
Tube
Slit
Bend Slightl y
