Beckman Coulter J-Lite JLA 16.250 Instruction Manual page 10

J-Lite JLA-16.250 Rotor
Tie-down Knob
Single-Locking Lid
10
5. Once the rotor is properly aligned carefully lower it straight down
onto the hub. Do not drop the rotor onto the hub.
6. Slowly turn the rotor around the drive spindle to make sure that it
is properly seated. In rare cases, the rotor pins can rest on top of
the spindle hub pins or teeth, which prevents the rotor from being
secured to the drive spindle. Turning the rotor after installing it
Knob Threads
will move the pins into proper position.
Figure 3. Rotor Top View: Indicator Marks Show Drive Pin Orientation
7. Secure the rotor to the centrifuge drive spindle as follows:
Dual-locking lid: press the lid knob down and turn it to the right
(clockwise) until secure, no more than two full turns. Do not
overtighten.
Single-locking lid: place filled tubes into the rotor, then place the
lid on the rotor. Press the lid knob down and turn it to the right
(clockwise) until secure. Do not overtighten.
!
Indicator Marks
WARNING
If the rotor is left in the centrifuge between
runs, make sure that the rotor is seated on the
drive hub and that the tie-down knob is tight
before each run.