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5. Trial Run / Operation
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Place the device on a stable and safe surface.
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Make sure that the required operating voltage matches the power supply voltage.
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Ensure that socket is earthed.
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Plug in the power cable, ensure the power is on.
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Ensure the speed control knob is at the lowest position.
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Add the medium into the vessel using a suitable stirring bar.
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Power ON the instrument by pressing the power switch I/O; the LED power will light up.
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Put the vessel on one of the stirring points (see figure 2).
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Set the rated stirring speed and start working. Turn the speed control knob to set the rated rotary speed in the safe
speed range between 0 and 1100 rpm.
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Observe the stirring bars.
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Turn the temperature control knob to set the rated temperature in the safe limit from room temperature to 120℃ (only
heating model).
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Stop the stirring function by turning the speed control knob all the way counterclockwise.
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Switch OFF the instrument by pressing the power switch I/O.
If these operations above cause no abnormalities, the device is ready to operate. Otherwise, the device may have been
damaged during transportation, please contact manufacturer/supplier for technical support.
6. Faults
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If a unit fault happens, please power OFF the instrument and then:
➢ Switch the unit back ON.
➢ The stirring function will continue to operate at the speed set before the fault took place.
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Instruments cannot be powered ON.
➢ Make sure the power cable is plugged in.
➢ Check whether the fuse is broken or loose.
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Stir speed cannot reach set point.
➢ Excessive medium viscosity may cause an abnormal motor speed reduction.
If these faults are not resolved, please contact the manufacturer/supplier.
Warning!
Forbid to transfer the vessel when the
instrument working.
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