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Unit part<br />
BEFORE REQUESTING REPAIR SERVICES<br />
Check the following parts first before requesting repair services, if the following phenomena take place.<br />
Phenomenon Cause Countermeasure<br />
Product does not work at<br />
all.<br />
The chair does not operate.<br />
No water flows out.<br />
No water is fed to cup.<br />
(Weight <strong>de</strong>tecting type)<br />
Vacuum suction is not<br />
executed.<br />
Saliva ejector does not<br />
suck.<br />
Main switch has not been turned on.<br />
Power of the compressor has not been turned<br />
on.<br />
Equipment breaker in the clinic has not been<br />
turned on.<br />
Locking <strong>de</strong>vice for stopping operation is<br />
activated.<br />
Main water valve is closed.<br />
Water quantity adjust valve or knob of<br />
handpiece, etc., is closed.<br />
Cup of less than 3 g is used.<br />
Power of the vacuum pump has not been<br />
turned on.<br />
Solid collector filter is contaminated.<br />
Vacuum handpiece filter is contaminated.<br />
Saliva ejector filter is contaminated.<br />
Turn on the main switch.<br />
Turn on the power.<br />
Turn on the equipment breaker.<br />
Release the lock. See page 35.<br />
Open main water valve.<br />
Open valve or knob.<br />
Use a paper cup weighing 3 g or more.<br />
Turn on the power.<br />
Clean the filter.<br />
Clean the filter.<br />
Clean the filter.<br />
Check the above and take the proper countermeasures. If the equipment still fails to work normally, stop<br />
using it, turn off the main switch and contact the <strong>de</strong>aler or our company.<br />
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