DentalEZ Core, User Manual, Page: 38 / 57

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DentalEZ
®
Equipment
PN: 2717-267C
Assistant’s Vacuum Accessories Clean Water System
Section V Operation
The standard instrumentation for an assistant’s
arm is one High Volume Evacuator (HVE), one
Saliva Ejector (SE) and a three-way syringe.
(Syringe operating instructions on p. 34 .) Optional
features include an additional HVE.
NOTE: The assistant’s arm pivots to allow
positioning of the instruments for easy access.
HVE and SE
The fl ow of vacuum through the HVE and SE is
controlled by a lever valve (Figure 39) .
• Pushing the lever forward toward the tip
opens the vacuum.
• Moving the lever toward the hose end
decreases the vacuum fl ow.
• To close the valve, move the lever all the way
toward the hose end.
Operation of the clean water system is as follows:
• Flip the toggle switch to the ON position (Figure
40) .
• If optional city water is in use, fl ip the toggle
switch to change usage from city water to
bottle water.
• To remove the bottle, fi rst fl ip the toggle
switch to the OFF position, then unscrew it
from the assembly.
This dental water delivery system is equipped
with BioFree
TM
tubing containing antimicrobial
properties built in to protect it.
NOTICE
Do not hang objects weighing more than
5 pounds on the assistant’s arm.
WARNING
Figure 39. HVE and SE lever valves
HVE Lever Valve
Close Open
Close Open
SE Lever Valve
Figure 40. Clean water system
Bottle
Toggle
Switch