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Summary of Contents for Discount Rocketry ModelRockets.us Expert 4.0 Series
- Page 1 Expert Series 4.0 Crayon Rocket Assembly Instructions...
- Page 2 Fin Can Assembly Step 2 - Insert the motor tube into a centering ring until the mark is Step 1 - Mark the motor tube at the edge of the centering ring. 3¼” from one end. Step 3 - Place marked end down Step 4 - lock all the other fins in and lock a fin into the slot at the the same way.
- Page 3 Fin Can Assembly Continued… Step 1 – Re-check and adjust Step 2 – Apply a glue fillet to the the motor tube to 3¼” from end inside of each fin where it contacts to the edge of the centering ring both the centering rings and the and tighten all the parts of the motor tube.
- Page 4 Launch Lug Assembly Step 1 - Apply a bead of glue on Step 2 - Attach the launch lug to one standoff along the top the standoff. shorter surface. Step 4 - Do this for both launch lug Step 3 - Align the launch lug assemblies and set aside to dry.
- Page 5 Launch Lug Attachment Step 2 - Insert the tabs on the bottom of the launch lug assembly Step 1 - Apply glue to the into the bottom alignment holes of bottom of the first launch lug the crayon tube. assembly. Step 7 - Press the launch lug assembly firmly onto the crayon Step 8 - Apply glue to the bottom...
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Page 6: Nose Assembly
Nose Assembly Step 1 - Place the largest bulkhead on top of the smaller Step 2 - Hammer the t-nut into the bulkheads and insert the t-nut forward bulkhead until flush. into the center. Step 4 - Pull the bulkhead to the Step 3 - Screw the screw eye rear inside lip of the nose cone and into the opposite end and insert... - Page 7 Nose Assembly Continued… Step 8 – The bulkhead assembly Step 7 - Screw in the screw eye will secure itself onto the rear lip and bulkhead assembly into the of the nose cone. t-nut tightly.
- Page 8 Main Tube Assembly Step 2 - Insert the shock cord through the bottom centering ring Step 1 - Tie a knot in one end of and then through the top the kevlar shock cord. centering ring. Step 3 - Insert the other end of Step 4 - Pull the shock cord the shock cord through the top through the bottom of the motor...
- Page 9 Main Tube Assembly Continued… Step 7 - Apply a glue fillet between the inside of the crayon tube and the bottom centering ring. Take care to not apply glue to Step 8 – Set aside to dry. the shock cord hole and knot.
- Page 10 Recovery and Final Assembly Step 1 - Pass the shock cord back through the bottom of the Step 2 - Align the ends of the motor tube and out of the top of Kevlar and elastic shock cords and the crayon tube. tie a single overhand knot.
- Page 11 Recovery and Final Assembly Continued… Step 8 - Fold the parachute and roll parachute around the Step 7 - Tie the elastic shock parachute lines. Do not twist the cord to the screw eye on the lines while rolling. nose cone with a double knot. Step 10 - Insert the nose cone in Step 9 - Insert the parachute the body tube.
- Page 12 Recovery and Final Assembly Continued… Step 13 - Wrap some layers of Step 14 - Press the tail cone into masking tape around the tail the bottom of the crayon tube. cone shoulder. Step 15 - Test that the fit is tight so that the tail cone does not separate during flight.
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