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5.
If no or low air flow is present, turn the System OFF.
6.
Unscrew the knurled ring at the bottom of the bowl
assembly and remove the fitting assembly.
7.
Using the JET Air Polishing Insert nozzle cleaning wire
tool, clean clogged powder from the fitting assembly.
Turn the System ON and check for strong air flow.
Turn the system OFF.
8.
Check that the o-ring is properly positioned in the
groove of the fitting assembly and reassemble the
fitting assembly to the bowl. Tighten knurled ring.
Place powder bowl into System.
9.
Fill the powder bowl with fresh prophy powder and test
for flow and leaks.
10.
Remove residual powder from thread on the cap and
bowl with a soft, dry cloth.
SECTiON 11:
Troubleshooting
Although service and repair of the Cavitron
JET Plus
®
Combination System should be performed by DENTSPLY
personnel, the following are some basic troubleshooting
procedures that will help avoid unnecessary service calls.
Generally, check all lines and connections to and from
the System. A loose plug or connection will often create
problems. Check the settings on the System’s controls.
11 1 Troubleshooting Guide
Symptom:
System operates: Tap-On™ Technology is not
working
1. Tap-On
Technology might be disabled. Refer to
TM
Section 8.6.
2. Check to see if handpiece is in holder. Tap-On
TM
Technology is disabled when handpiece is in holder.
3. Check to see if the insert is secured inside the
handpiece. Tap-On
Technology is disabled when there
TM
is no insert in the handpiece.
Symptom:
System will not operate: No Power ON indicator
1.
Check that the Main Power Switch is in the ON (l)
position, and that the detachable Power Cord is fully
seated in the receptacle on back of System.
2.
Check that the system’s power cord plug is fully seated
in an approved AC wall outlet.
3.
Check that the wall outlet is functional.
Symptom:
System will not operate: Power ON Indicator is
illuminated
1.
If the office has more than one Tap-On
Foot Pedal,
TM
test each to ensure that the proper Tap-On
Foot
TM
Pedal is being used. With a handpiece and insert
installed, depress the Tap-On
Foot Pedal to the
TM
first position. The system should dispense water. If
none of the Tap-On
Foot Pedals operate the system,
TM
continue to the next step.
2.
Resynchronize one Tap-On
Foot Pedal to the
TM
system (see Section 7.10 Tap-On
Foot Pedal
TM
Synchronization).
Symptom:
System operates: No water flow to insert tip or
handpiece overheats
1.
Assure that handpiece lavage control is properly
adjusted.
2.
Check for clogged insert. Replace insert if necessary.
3.
Check that dental office water supply valves are open.
4.
If the system is connected to DualSelect Dispensing
System, check that fluid level in the selected bottle is
sufficient. Make sure valves are open when using
external water source.
5.
Check that the water line filter is clean. Replace
filter if needed.
Symptom:
System operates: No insert cavitation
1.
Check that the Power Level Control is not in Rinse
Mode.
2.
Check the insert for damage and that it is properly
installed in the handpiece.
3.
Check that the handpiece is properly installed to the
cable assembly.
4.
Verify that the soft nozzle grip is flush with the hard
plastic of the insert port.
5.
Turn the system’s Main Power Switch to the OFF (0)
position. Wait 5 seconds and turn the system back ON.
6.
If problem still exists, replace both “AA” batteries in
Tap-On
Foot Pedal with new “AA” batteries (Refer to
TM
Section 7.9) or connect the Auxiliary Tap-On
Foot
TM
Pedal Cable.
Symptom:
System operates: Purge Mode will not function –
icon flashing
1.
Check that there is no insert in the handpiece.
2.
Check that handpiece is properly installed to the cable
assembly.
Symptom:
System operates: Service Indicator blinking
• Fast Blinking (3 blinks per second)
– Indicates improper set-up
1. If insert is in the handpiece, remove. Verify the
handpiece is properly seated and hold the foot
control for 2 seconds. If blinking stops, the system
is ready for use. If blinking remains, continue to the
next step.
2. Attach a NEW handpiece and hold Tap-On
Foot
TM
Pedal for 2 seconds. If blinking stops, the system is
ready for use. Discard the old handpiece or return if
within warranty. If blinking remains, continue to the
next step.
3. Install and fully seat an insert into handpiece. Hold
Tap-On
Foot Pedal for 2 seconds. If blinking
TM
stops, the system is ready for use. If blinking
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Troubleshooting
