INSTRUCTION MANUAL-CoolSafe Freeze Dryersmodels
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2. Start the application of the vacuum by opening the vacuum valve and check that the AWO-Indicator
stays green indicating OK for freeze-drying.
3. Connect a flask to an appropriate cone on the rubber valve. Turn the rubber valve to position (B).
The AWO-Indicator should always be green prior to connecting the next flask. The freeze-drying
process is now in progress.
4. To stop the freeze-drying process, turn the rubber valve handle 180º to position (C) to equalize the
pressure in the flask, and remove the flask from the cone.
5. Close the vacuum valve after removal of the last flask.
6. To allow the system to equalize the vacuum in condenser, use the rubber valve.
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