Place the tube rack (7) into the vacuum chamber (8), adjust the distance by lifting the tube
frame stoppers (10) up and down to match different tube sizes. Place the tubes (9) into the
tube rack (7).
Twist the screwed cover holders (1) into the four screw holes of the cover plate (2).
Insert tightly the drainage catheters (3) into the catheters ports (4) and ensure that the
sealing mat of the cover plate is neatly placed, and lays it on the vacuum chamber (8).
Insert the regulating valves (5) into the drainage catheters (4) tightly, ensuring the good
sealing performance. Flow rate can be adjusted freely.
Then connect the exhaust nozzle (13) to the vacuum chamber, the pressure gauge should show
the vacuity level
5. Maintenance and Cleaning
It is necessary to clean up the chamber, transition bottle and its connector after using to avoid
contaminating the samples.
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