Page 1
Metal saw Hot air gun Please Note The OPITEC range of projects is not intended as play toys for young children.They are teaching aids for young people learning the skills of Craft, Design and Technolo- gy.These projects should only be underta- ken and tested with the guidance of a fully qualified adult.
Page 2
INSTRUCTIONS 1. Trace the patterns for the body and legs ( Page 5) on to the plywood sheet (1) Use a macine vice to hold the body when drilling theside holes 15/20 mm deep. It importnat that these holes are drilled opposite each other otherwise the robot will not walk correctly! Trace the body and arms ( See page 7) on to the plywood sheet (2) Sand to finish Drill the 3mm holes and countesink 2mm deep as shown in the plan...
Page 3
INSTRUCTIONS 6. Glue the arms ( Dia 4) under the opening in the legs. Glue the legs with the countersink underneath, and leave to dry well. Glue the second part in a mirror image to the first. Fix the feet from underneath with screws (9) Insert a machine screw (10) in the top opening in the legs and fix with a stop Dia.
Page 4
INSTRUCTIONS 8. Note: Dia.10 Arrange the legs, so that the machine in thelarge gears, which drive the legs, are set at 180 degrees. ( Dia 10) Dia. 11 Mount the motor and gearbox (3) with the two small gears (14) on the front of the body with 4 screws (9) The small gear must mesh with the larger gear (15) (Teeth engage).
Page 5
INSTRUCTIONS Wiring: Note: The wire connections can be twisted together but it is better if they are soldered. 12. - Join the anode legs of the LEDs together (Solder or twist ) - Take the red lead from the battery holder (6) cut it to ca. 20mm long and then remove the insulation and tin the end. - Cut a 100mm length of red cable (5) remove the insulation from both ends and tin the wire ends.