DENTSPLY Cavitron JET Plus Installation And Service Manual page 32

SECTiON 18:
G137 Cavitron
This troubleshooting section is meant for use by qualified Cavitron
SymPTOmS
Intermittent scaling power or no
scaling power.
(Continued)
Handpiece heats up.
Insert vibrates but no water or
insufficient water flows from the
handpiece.
JET Plus Troubleshooting and Analysis
®
CAuSES
9. Foot Pedal malfunction.
1. Insufficient water to cool
handpiece.
2. Air trapped in the handpiece.
3. Insert water passageway clogged.
4. Handpiece cable not supported
during procedure.
5. Worn insert being used.
6. Operatory water supply
temperature is high.
1. Low incoming dental office water
pressure.
2. Water filter clogged.
3. Handpiece cable water tubing and
wires twisted.
4. Damaged handpiece cable
flow control.
5. Obstruction or mineral deposits in
the water system in the unit.
Service Technicians.
®
CORRECTivE mEASuRES
9. Connect the auxiliary Foot Pedal cable between
the Foot Pedal and the unit. If the unit will not
operate with the auxiliary cable connected, replace
the Foot Pedal. Follow the Cavitron
Directions for Use and Service Manual instructions
for Foot Pedal synchronizing.
1. Increase the setting on the handpiece lavage
control until handpiece runs cool.
2. When the inserts are changed, hold the handpiece
in an upright position until the trapped air is
removed and the water flows properly.
3. Replace the Cavitron
4. Loop handpiece cable around arm or support with
finger to prevent water restriction.
5. Replace with a new Cavitron
require higher power settings producing more
heat.
6. Flush water system before use or use a DualSelect
Dispenser as a water source.
1. Measure water pressure at dental office.
Adjust incoming source water pressure to
specification. Water pressure should be 20-40
psi.
2. Replace the water filter when discolored or
restriction occurs.
3. Remove restriction if possible or replace
handpiece cable assembly.
4. Replace handpiece cable assembly.
5. a. Remove the insert and turn the water valve
fully open. Observe the water flow. If the flow
is good then the obstruction is in the insert.
b. If the obstruction is not in the insert, then
remove the handpiece water line at solenoid
and check the water flow. If flow is good, then
the obstruction is in handpiece supply line.
30
, cont
JET Plus
®
insert and check operation.
®
insert. Worn inserts
®