USA Scientific Adjustable Volume Pipet Single-Channel 10–100µl

Check the pipet for external contamination

Ensure the tip cone is clean and undamaged

Place the pipet under UV light if necessary

Loosen the tip cone by rotating it once (single-channel only)

Set autoclave temperature to 121°C

Set autoclave pressure to 1 bar

Set autoclave time to 20 minutes

Dry the pipet at low temperature

Fully depress the tip ejector button and pull the tip ejector down

Unscrew the tip holder and the piston unit counter clockwise

Degrease the piston using an alcoholic disinfectant

Re-lubricate the piston with original USA Scientific piston grease

Is the piston or spring damaged?

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)

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

Reassemble the pipet in the reverse order