1 To ensure safety and centrifugation, the instrument must be placed on a sturdy, level surface. No items should be placed on the engineering plastic door and the nut must be tightened before starting. 2 Before use, check the rotor for any flaws, corrosion, etc. At the same time, check the centrifugal cup for cracks, aging, etc. If you find any doubt, stop using it immediately and contact the factory; be sure to tighten the pressure of the rotor before starting the machine. Tightening the nut to prevent the high-speed rotating rotor from flying out and causing an accident.
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