Error Possible cause Remedy
Pulsed application of fluid is
not clean, or fluid drips out
afterwards
Grey rubber seal is missing or
defective.
❯
Mount a new rubber seal.
Fluid container is empty.
❯
Fill the fluid container.
The O-ring on the valve of the
fluid container is not leak-tight.
❯
Replace the O-ring or the
valve of the fluid container.
Overall system is not correctly
bled.
❯
Fill the fluid container with
water.
❯
Touch the RINSE (rinsing/
disinfecting) button for at least
2 seconds.
Hose coupling of one of the
pumps has become loose.
❯
Call a Service Technician.
Fluid leaks between hand-
piece and handpiece hose
during operation
Handpiece is not correctly
attached to the handpiece hose.
❯
Correctly attach the hand-
piece to the handpiece hose.
Sealing screw in handpiece hose
leaks.
❯
Pull off the handpiece from
the handpiece hose.
❯
Replacing the sealing screw.
Fluid leaks out between
Scaler handpiece and instru-
ment.
Scaler instrument was not
screwed on with the full torque.
❯
Screw on the Scaler instru-
ment correctly.
Scaler instrument has become
loose.
❯
Screw the Scaler instrument
in place correctly.
❯
If there are signs of wear,
replace the instrument.
Fluid leaks between hand-
piece and handpiece hose
during operation.
Air in the fluid system.
❯
Fill the container with water.
❯
Touch the FLUID button for at
least 2 seconds.
Fluid leaks from the underside
of the basic unit.
Hose connections within the unit
have become loose or are
defective.
❯
Call a Service Technician.
Handpiece cannot be
attached to the handpiece
hose.
The O-ring of the sealing screw
has dried out or is defective.
❯
Grease the O-ring and replace
the sealing screw if required
(replacement part in the serv-
ice kit).
Contact pins are bent.
❯
Send in the handpiece.
Water connector is bent.
❯
Send in the handpiece.
Troubleshooting
48 9000-615-32/02 2012V003
EN
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