Hitachi CR22G/CR21G Error ROTOR

High-speed refrigerated centrifuge · taken from the manufacturer’s manual, pages cited

Alarm codeROTOR

Rotor is not properly secured to the drive spindle or the rotor in use is not entered to the centrifuge, or the sensor on the back of the door becomes wet. The manual's first action is: “Make sure the rotor is secured to the drive spindle.”

Model
Hitachi CR22G/CR21G
Display shows
ROTOR
Type
Alarm code
Source
Manual p. 55

What ROTOR means

Rotor is not properly secured to the drive spindle. p. 55

Common causes

  • Rotor is not properly secured to the drive spindle. p. 55
  • The rotor in use is not entered to the centrifuge. p. 55
  • The sensor on the back of the door becomes wet. p. 55

What to do

  1. Make sure the rotor is secured to the drive spindle. p. 55
  2. Enter the data of the rotor (refer to page 3-29 for details). p. 55
  3. Wipe the sensor with a soft cloth. p. 55

Before you service the product, read the safety instructions in the manual p. 3.

If ROTOR is still not resolved

  • contact your local dealer or Hitachi Koki service representative p. 3
    “Do not perform any operation not specified in this manual. If any problem is found on your instrument, contact your local dealer or Hitachi Koki service representative.”
  • Contact Hitachi Koki authorized sales/service representative. p. 6
    “Contact Hitachi Koki authorized sales/service representative.”
Open the manual at page 55 All CR22G/CR21G error codes Manual details & download

This page summarises what the manufacturer’s manual says about ROTOR; each statement links to the page it comes from, and quoted lines are copied word for word. It is not a substitute for the manual or for a qualified installer. ManualLib is not affiliated with Hitachi. Found a mistake? Report an error.