Rotor; Replacement Parts; Others - Hitachi CR22N Instruction Manual

High-speed refrigerated centrifuges
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3-4 Rotor

3-5 Replacement Parts

3-6 Others

(1) To prevent corrosion, take out the rotor from the rotor chamber after operation and remove the
rotor cover to dry the tube holes.
(2) If any sample is spilt inside the rotor, wash and dry the rotor well, then apply silicone grease
(vacuum grease) lightly to the rotor.
(3) Regularly apply lubricant for screw to the thread portion of the rotor cover knob.
The table below lists the consumable parts of this centrifuge. It is recommended to replace parts
earlier referring to the suggested guidelines for replacement timing in the table below. The timing of
replacement varies depending on operation environment and condition.
Description (Part No.)
No.
Gas spring (2pcs.)(S310137A)
1
(1) Storage period of service parts
Service parts are kept in stock for seven years after the discontinuation of production.
The term "service parts" means the parts that are necessary to ensure the correct functioning of the
centrifuge.
3-4 Rotor
3-5 Replacement Parts
It is recommended to replace the gas spring
every three years (about 15,000 times of
opening and closing). If the opened door closes
naturally or the door feels heavy to open within
three years, replace the gas spring with new
one.
3-6 Others
3-3
Guideline for replacement timing

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