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Change process parameter
Increase the rotation speed of the rotary evaporator
Increase the bath temperature of the rotary evaporator
Use smaller flask.
7. Once the process is over:
Aerate system to atmospheric pressure:
a)
Completely open fine adjustment valve (6) by turning the valve knob in an anti-clockwise
direction.
b)
Aerate system by pressing the knob of the safety vent valve (8).
Ending system operation
1. Clean pump:
a)
Ensure that fine adjustment valve (fig. 4/6) is completely open (by turning the valve knob in an
anti-clockwise direction).
b)
Aerate system for about 20 seconds by pressing the knob of the safety vent valve (8).
c)
Close the fine adjustment valve (6).
Through this procedure possible remains of condensate can be removed this ensures that the pump will
work well when next used.
2. Switch off system using the on/off switch (10).
3. Remove mains plug of the operating unit of the system (5).
Operate digital vacuum meter
Switching on
Press and hold on ON button.

Switching off

Press and hold on OFF button.
Pressure indicator: Change units from mbar/hPa to Torr
1. Press ON and OFF buttons simultaneously.
"PAon" or "PAof" display appears.
2. Press ON and OFF buttons once more simultaneously.
3. Set "0001" by briefly pressing the ON button (down) or OFF button
(up).
4. Press ON and OFF buttons once more simultaneously.
"LoA2" display appears.
5. Press ON and OFF buttons once more simultaneously.
"Torr" display mode has been activated.
"Torr" LED illuminates.
Pressure indicator: Change units from Torr to mbar/hPa
1. Press ON and OFF buttons simultaneously.
"PAon" or "PAof" display appears.
2. Press ON and OFF buttons once more simultaneously.
3. Set "0002" by briefly pressing the ON button (down) or OFF button (up).
4. Press ON and OFF buttons once more simultaneously.
"LoA1" display appears.
5. Press ON and OFF buttons once more simultaneously.
"mbar/hPa" display mode has been activated.
"mbar/hPa" LED illuminates.
12
Fig. 6: Digital vacuum meter

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