NSK Varios 370 Manuel D'utilisation page 19

14. Troubleshooting
When trouble is found, please check the followings prior to consulting your dealer.
Problem Probable Cause
With power on
and no Power
Indicator
The Tip does
not generate
vibration, in spite
No / Poor
of depressing
vibration
the Foot Control
The Tip is bent or
broken
The Tip is flying
away
Noise from the
handpiece
The handpiece is
overheating
The water does
not reach to the
Control Unit
Check to see if
water reaches
No / Poor water
the Control Unit
Water is leaking
from the joint
Water leakage
between the
handpiece and
the cord
Attachment of
the Control Unit
Holder is loose
The AC Adaptor or the DC Plug is
disconnected
The Tip is not tightened firmly
Worn Tip
Power has not been correctly
adjusted for the Tip
The Foot Control is disconnected
Failure of vibrator in the handpiece
Failure of internal components of the
Foot Control
Power has not been properly adjusted
—
for the Tip
The Tip is not tightened firmly
—
Power has not been properly adjusted
for the Tip
The Tip is not tightened firmly
—
Failure of vibration in the handpiece
or the Control Unit
Power has not been properly adjusted
for the Tip
—
The Tip is not tightened firmly
Failure of vibration in the handpiece
or the Control Unit
The Water Adjustment Knob is
closed.
Disconnected water supply at low
volume range. (less than 10ml/min.)
The Water Filter is clogged
O-Ring at the handpiece cord is worn
or damaged
Holder worn
—
Cause
Correctly insert the AC Adaptor or the DC Plug
Tighten the Tip until the Tip Wrench clicks
Replace the Tip
According to Power Guide or Tip case label. Do
not exceed recommendations.
Connect the Foot Control correctly
Contact dealer*
Contact dealer*
According to Power Guide or Tip case label. Do
not exceed recommendations.
Tighten the Tip until the Tip Wrench clicks
According to Power Guide or Tip case label. Do
not exceed recommendations.
Tighten the Tip until the Tip Wrench clicks
Contact dealer*
According to Power Guide or Tip case label. Do
not exceed recommendations.
Tighten the Tip until the Tip Wrench clicks
Contact dealer*
Check the water circuitry and supply to the Control
—
Unit. Water pressure : 0.1-0.5MPa (1-5kgf/cm
Turn the Water Volume Knob and adjust to the
appropriate volume
Adjust the Water Volume Knob and increase the
Irrigation volume
Replace with new Water Filter (Refer to 11-3
Changing Water Filter (Option) )
Replace with new O-Ring (Refer to 11-2 Changing
O-Ring Handpiece Cord)
Contact dealer*
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Solution
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