07
Operation
NOTE: Follow the initial setup procedure before initial operation.
1. Press the ‘OPEN / STOP’ button to unlock the lid and then open the lid.
2. Insert cushions (if needed) into the tube carriers (holders) for the tube size you are using. Refer
to ‘Tube Holder Configurations’ for assistance.
3. Place the test tube samples into the tube carriers (holders). Be sure to follow the rules for
balanced loads.
4. Close the lid and turn the lid knob clockwise to its complete stop position. The ‘LATCHED’
indicator light should illuminate to indicate that the latch is closed properly. If the lid knob is not
completely latched, the ‘LATCHED’ indicator light will not illuminate and the centrifuge cannot
be operated.
5. Set the desired speed and run time using the appropriate up and down arrow buttons.
6. If desired, adjust the braking level, acceleration rate, countdown delay, imbalance sensitivity
and audible indication. Turn to page 11 for a description of these features.
7 Begin the run by pressing the ‘START’ button on the control panel.
8. The centrifuge should begin to spin. The ‘RUNNING’ indicator light should illuminate.
IF A PROBLEM IS FOUND DURING A SPIN THAT REQUIRES THE CENTRIFUGE
TO SHUT DOWN, PRESS THE ‘OPEN / STOP’ BUTTON IMMEDIATELY !
9. After time has elapsed, the ‘RUNNING’ indicator light will extinguish and the rotor will decelerate
to a complete stop.
10. The ‘UNLOCKED’ indicator light will illuminate and the locking mechanism will disengage,
allowing entry into the rotor chamber. If the automatic unlock times out (after 60 seconds)
simply press the ‘OPEN / STOP’ button.
11. Turn the lid knob counterclockwise and open the lid.
12. Remove the samples.
13. The centrifuge may be used again immediately.
Initial Setup Procedure (continued)
9. The ‘RUNNING’ indicator light will illuminate.
10. The test tube carriers will slide up into the horizontal position (horizontal rotor only)
and the unit will accelerate to the current set speed.
11. Listen to the sound of the centrifuge. A smooth whirring sound should be heard. If there
are any loud or unusual sounds, stop the centrifuge by pressing the ’OPEN / STOP’ button
immediately and refer to the section on troubleshooting.
12. Press the ‘OPEN / STOP’ button to terminate the test run. The rotor will decelerate to a complete
stop and the lid will then unlock automatically for sixty (60) seconds.
13. Take time now to familiarize yourself with the various additional user settings. Turn to page 10/11.
14. The centrifuge is now ready for operation.
