32
SECTiON 18:
G137 Cavitron
®
JET Plus Troubleshooting and Analysis
, cont
This troubleshooting section is meant for use by qualified Cavitron
®
Service Technicians.
SymPTOmS
CAuSES
CORRECTivE mEASuRES
Intermittent activation or no
activation when stepping on the
Foot Pedal.
(Continued)
2. Foot Pedal is not synchronized
to the base unit.
3. Malfunction in the Foot Pedal.
2. a. Follow the Cavitron
®
JET Plus Directions for
Use and Service Manual instructions for Foot
Control synchronization.
b. Connect the Auxiliary Foot Pedal cable
between the Foot Pedal and the unit. The
unit can be operated with the cable until the
Foot Pedal is re-synchronized.
3. Replace the Foot Pedal. Follow the Cavitron
®
JET Plus Directions for Use and Service Manual
instructions for Foot Pedal synchronization.
Boost Power mode does
not activate. Information
Center “Boost” LED does not
illuminate.
1. Foot Pedal not fully depressed.
2. Airpolishing nozzle insert is
installed in the handpiece.
3. The Foot Pedal is defective.
1. Depress the Foot Pedal fully. The “Boost” LED
should illuminate.
2. Scaling insert must be installed in the handpiece
for the Boost mode to activate.
3. Replace the Foot Pedal. Follow the Cavitron
®
JET Plus Directions for Use and Service Manual
instructions for Foot Pedal synchronization.
Scaling inserts cannot be
installed in the handpiece
properly.
1. O-ring on the insert is dry.
2. Incorrect or damaged O-ring
installed on the insert.
1. Lubricate the O-ring with water. If the O-ring is
worn, replace it.
2. Replace the insert O-ring with Cavitron
®
O-rings.
O-rings are available in packs of 12:
Green O-Rings P/N 62605
Black O-Rings P/N 62351
Purge mode does not activate
and the Purge light blinks five
times when depressed.
1. Scaling insert or Air Polishing
insert is installed in the handpiece.
2. The JET-Mate™ is not installed
on the handpiece cable assembly.
3. Open coil or connection in the
JET-Mate™ handpiece.
4. Open connection on the
handpiece cable assembly.
5. Problem on the PC board(s).
1. Purge mode will only operate with the handpiece
empty. Remove the insert and re-press the Purge
button.
2. Install a JET-Mate™ on the handpiece cable
assembly. Press the Purge button.
3. Replace the JET-Mate™ with a known good
handpiece. Press the Purge button.
4. Replace the handpiece cable assembly. Press
the Purge Button.
5. Return the Cavitron
®
JET Plus unit to
DENTSPLY for factory certified service.
