2) Remove the lid of the probe by using a Phillips head screw driver to remove the 4
#4-40 screws, as shown on the next page.
3) Undo the four #4-40 screws on the light bulb housing screws and remove the
assembly from the contact probe, as shown below.
4) Loosen, but do not remove the bulb clamping screws, after the light bulb is free
to be removed from its clamp. Do this by pulling the bulb straight out of the
clamp.