Beckman Coulter AutoMate 2500 Series Instructions For Use Manual page 130

User Maintenance
Aliquot Module Maintenance
15
Remove the tip carrier from the cleaning solution or ultrasonic bath. Rinse several
times with demineralized water.
16
To speed up the cleaning process, you can rinse several times in solvent, such as
ethanol or isopropanol.
17
Thoroughly dry the tip carrier. Carefully dry the outside and underneath using
absorbent tissue.
18
Carefully inject air through the tubing with a hand-held syringe. Only use the syringe on
the tubing removed for this procedure.
19
Raise the tip carrier with one hand. Apply compressed air to the tip carrier for about 10
seconds. Position the compressed air nozzle about 10 cm (3 to 4 in) from the tip carrier
opening. No droplets should be visible at the base of the tip carrier.
20
Replace the tubing on the valve. Tighten the white screw by hand.
3-32
Important
Only apply compressed air to the pipettor tip carrier!
B67471B