VWR High Performance Pipettor 1000µL

Ensure the pipettor is a single channel model

Ensure no liquid has entered the upper part (handle) of the pipettor

Wipe the tip-ejector with a soft-cloth or lint-free tissue impregnated with soap solution

Wipe the entire pipettor with a soft-cloth or lint-free tissue impregnated with soap solution

Use a brush with soft plastic bristles if the pipettor is very dirty

Unscrew the connecting nut by turning it clockwise

Carefully separate the lower and upper parts

Remove the following components

Clean the piston with isopropanol or ethanol

Select the model for specific lubrication instructions

Ensure the following parts are available

Is the pipettor model 2µL or 10µL?

Unscrew the connecting nut by turning it clockwise

Carefully separate the lower and upper parts

Remove the piston assembly, O-ring, and seal

MAINTENANCE FOR THE SINGLE CHANNEL MODELS ONLY

Ensure pipettor is in good condition

Check for high level of performance

Is lubricant tube 1g available?

2µL and 10µL Single channel models should not be disassembled

Place pipettors in the autoclave without a bag

Set autoclave temperature to 121°C (252°F)

Set autoclave pressure to 1 atm

Set autoclave time for 20 minutes

Is the connecting nut fully tightened?

Tighten the connecting nut if necessary