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5,000 and 10,000 μL pipettors
6B
5000 µl, 10000 µl
1. Tip ejector disassembly
• Remove the tip ejector pushbutton.
• Using a screwdriver, turn the metal arbor counter-
clockwise to unscrew the ejector from the arbor.
• Release the ejector.
2. Tip ejector assembly
• Remove the tip ejector pushbutton.
• Using a screwdriver, turn the metal arbor clockwise
to secure the ejector and adjust its length.
NOTE: Leave a space of at least 1 mm between
the shaft and tip ejector collar.
3. Tip ejector adjustment
• Remove the ejector pushbutton.
• Use the screwdriver to increase or decrease the
ejector length.
• Following ejector assembly or adjustment, ensure
the ejector pushbutton is relocated.
12 – VWR EHP PIPETTORS
If the tip ejector cannot be adjusted sufficiently, or if the
diameter of the ejector is insufficient to eject the tip, it
6C
may be necessary to attach the ejector cap "M" to the
5000 µl, 10000 µl
ejector.
In 2 and 10 μL pipettors place the cap, supplied with the
pipettor, on the bottom of the pipettor shaft and slide
the cap upwards to the bottom of the tip ejector.
M
Volume Setting
Variable Volume Pipettors
1
2
1. To enable volume selection, set the locking ring
to the lower position.
2. Aspiration volume can be set by either turning the
pipetting pushbutton knob, or the adjustment knob.
The volume setting is displayed as a three digit coun-
ter, which should be read from top to bottom. The
smallest volume increment is printed on the bottom
counter drum.
3. After the volume has been set, set the locking ring
to the upper position to avoid inadvertent changing
of volume.
6D
2 µl, 10 µl
M
3
Instruction Manual – 13
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