Data Sheet

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5. The ‘Momentary’ Switch
Build the circuit to the left. Press and hold the press switch
(61) and the lamp (76) will turn on. Release the press switch
(61) and the lamp (76) will turn off. Replace the lamp (76) with
the LED (69) making sure the LED is in the correct direction,
and repeat above directions. This type of switch is called a
‘momentary’ switch since it is only on when pressed.
6. Electrical to Mechanical Energy
Assemble the fan by following the assembly diagram below.
Build the circuit to the left. Press the switch (62) and the fan
will spin as long as the switch is pressed. Electrical energy
from the batteries (91) has been changed to mechanical
energy by the motor (95).
Fan Assembly
Motor shaft cap
Fan
Motor top
Motor
WARNING: Moving parts. Do not touch
the fan or motor during operation. Do
not lean over the motor.
!