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6 Faults and error messages
6.1 Faults
• The display is dark.
Cause
Remedy
Power supply has been disrupted. Check connection/function of plug.
• The sample cannot be pushed or suctioned up.
Cause Remedy
The silicone plug (8) is not properly seated
on the filling tube (pushing mode) or
capillary tube (suction mode).
Check the silicon stopper for tight seating.
The manual pump is not fully seated on the
silicone plug (8).
Set the glass tube from the manual pump
tightly on the silicon stopper.
For the suction operating mode and
Ubbelohde viscometers: The black silicone
cap is not (
10) attached to the ventilation
tube.
Attach the silicone cap to the ventilation tube.
• The sample rises in the venting tube when pushed up.
Cause Remedy
Silicone cap (10) is not attached to the
ventilation tube of the Ubbelohde
viscometer.
Attach the silicone cap (10) to the ventilation tube.
The <START> key (16) was pressed
prior to pumping up so that the ventilation
valve is open.
Pressing the <START> key again closes the
ventilation valve.
The pumping up of the liquid is only possible
while the ventilation valve is closed.
During pressure mode and with the
ventilation valve open, liquid can be pushed
into the casing of the ViscoClock plus!
Ventilation valve is leaking.
First make sure that the <START> key has not been
pressed prior to the pumping process and that the
ventilation valve is not open.
The ventilation valve may be damaged >
contact the Service (see back of these manual)
or the dealer.
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