Thermo Scientific TCF-32 Instruction Manual page 4

Do not rotate this rotor at a speed of more than 3,000 rpm unless all components (rotor
assembly, seal attachment assembly and lubricating unit assembly) are assembled.
Do not rotor at a speed of more than 3,000 rpm unless the rotor is filled with liquid.
If the above cautions are not observed, shaft (D) could be broken or the core could be
damaged.
Always ground the ultracentrifuge, Iubricating unit and low-temperature circulating chamber
before use.
Be sure to read article on 9. MAINTENANCE.
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