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3.
Operating instruction
3.1. Major components of handpiece
Conehead：it can be unscrewed, users can take out the conehead regularly and clean the main pole with alcohol.
Light guide：it can be cleaned with alcohol.
Handpiece：it is the important parts of the device, which can be at high temperature and high pressure environment.
Handpiece cord：it is used for connecting the handpiece and irrigation system and circuit of the unit .
NOTICE：Please keep the handpiece and socket dry.
3.2.
Torque wrench
1)
The design of torque wrench adopts a special structure, which can ensure the user can effectively load and
unload the tip and protect the user's hand during use, and it can avoid be scratched by the tip when load and
unload the tip(See Figure 2.6).
2)
Put the tip into the wrench and hold the handpiece tightly, rotate the tip in a clockwise direction till the tip does
not turnround anymore, and then it is installed.
3)
Unload the tip: Hold the handpiece and rotate the tip in a counter-clockwise direction by wrench to remove it.
4)
Once after using, please put the wrench into sterilization cabinet to sterilize.
5)
After sterilization, due to the high surface temperature of the torque wrench, the wrench needs to be cooled
before it can be used again to avoid burns.
6)
When the torque wrench is not in use, place it in a ventilated and dry place and keep it clean.
3.3. Scaling function for gingiva and subgingival
1)
Open the package and check whether the accessories of the product are complete according to the packing list.
Take out the device from the box and place it on a stable surface facing the operator.
2)
Set the slider for changing liquid flow rate to the max scale.
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