Boekel Scientific Tube Rotator User Manual
Page 7

N2400311, January 2012, Rev. 2
260650 Operating Instructions
4.4
If you wish to set a time using the Timer function, push the mode switch so that the
Timer/Minute light is on. The display will then read either a number or OFF. If OFF is
displayed, then use the up arrow key until the desired minutes and hours of rotation is
displayed. If a number is displayed use the arrow up key to increase the time of rotation
or the arrow down key to decrease the displayed time of rotation
4.5
Once the desired speed and time have been set, push the Start/Stop/Reset button to start and
stop the rotator. The Start/Stop/Reset button can be pushed at any time to stop the rotator.
4.6
If the Timer is set at 0 and you wish to program a new time function, you must Reset the
instrument. To do this, make certain that the Timer light is flashing. If it is not, push the mode
switch until it is lit, then push and hold the Start/Stop/Reset button for about 3 seconds until the
display reads OFF. You may now use the arrow keys to set a new time.
4.7
Changing the Angle of the Carousel
4.7.1 To change the Carousel tilt angle stop the rotator using the Start/Stop/Reset button.
4.7.2 Turn off the rotator using the toggle switch at the back right of the instrument and remove all
sample tubes from the carousel.
4.7.3 Loosen both tension adjustment knobs at either side of the vertical support bar and adjust the
carousel to the desired angle.
4.7.4 Tighten the two tension adjustment knobs and install sample tubes into carousel making sure
that the carousel is balanced
4.7.5 Turn the rotator on at the toggle switch at the back right of the instrument.
4.8 Changing Carousels
4.8.1 Turn off the Tube Rotator using the toggle switch at the back right of the instrument.
4.8.2 Loosen and remove the Hub Tension Knob at the center of the carousel.
4.8.3 Remove the Carousel and replace with the desired Carousel making certain that the
mounting pins on the back of the carousel are inserted into the corresponding holes on the
carousel mounting plate. The carousel should sit flush against this plate and should not
wobble.
4.8.4 Replace the Hub Tension Knob at the center of the hub and tighten.
4.8.5 Turn on the Tube rotator at the toggle switch at the back right of the instrument.