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15. Make sure everything is properly installed. Turn on
the machine when ready.
Do not touch the area near the high voltage side on the
tube to prevent electric shock.
16. Press "Maintain" and the laser head will go to
home position. Press "Pump" and the cooling water
will be pumped into the laser tube.
Beware not to press "Laser". Do not put finger near the
laser beam outlet.
17. Unplug power and open the cap of the water tank
with the small wrench. Fill the tank with a funnel and
seal it back.
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Use the little wrench to open the tank.