USA Scientific Adjustable Volume Pipet Single-Channel 2–20µl Standard Tip Cone

Check the pipet for external contamination

Ensure the tip cone is clean and undamaged

Place the pipet under UV light if necessary

Remove the sealing ring from the tip cone using the auxiliary tool

Reassemble the pipet in the reverse order

Check that all internal components are in place

Clean the internal components with the selected agent

Is the pipette frequently autoclaved?

Lightly lubricate the piston if necessary

Ensure the following conditions are met

Check if the pipet seal is broken or dripping

Verify if the density of the liquid is different from that of water

Check for temperature differences between the pipet, liquid, and air

Ensure the liquid was pipetted slowly and evenly

Adjust the pipet to the required nominal volume

Disassembling The Lower Housing Of The Pipet

Fully unscrew the lower housing by turning counter clockwise (Fig. 9)

Squeeze with finger and thumb on either side of the tip ejector to release it

Pull both clips down and rotate the lower housing through 180° (Fig. 10)