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PRODUCT MANUAL

1800 358 101

sales.au@westlab.com

www.westlab.com.au

+64 9 553 3677

sales.nz@westlab.com

www.westlab.co.nz

646 568 5391

sales.us@westlab.com

www.westlab.com

1 877 822 1455

sales.ca@westlab.com

www.westlab.com

Australia

New Zealand

United States

Canada

Forward pipetting

1.  Press the push button to the first stop.
2.  Dip the attached tip into the liquid vertically by 2 to 3mm.  

Smoothly release the push button.

3.  Withdraw the tip slowly from the liquid - touching against the wall of the vessel 

to remove remaining liquid. Place the tip on the wall of the vessel on an angle. 

Dispense the liquid into the receiving vessel by gently pressing the push button  

to the first stop.

4.  After a short delay, press the push button to the second stop.  

This will empty the tip completely and ensure accurate pipetting.

5.  Release the push button to the ready position..

Reverse pipetting

Reverse pipetting is recommended for viscous solutions with a tendency to foam or 

dispense very small volumes.

1.  Press the push button to the second stop.
2.  Dip the attached tip into the liquid vertically by 2 to 3mm. Smoothly release the 

push button. This will fill the tip with an additional volume larger than the set 

volume.

3.  Withdraw the tip slowly from liquid - touching against the wall of the vessel to 

remove remaining liquid. Dispense the liquid into the receiving vessel by gently 

pressing the push button to the first stop. This volume is equal to the set volume. 

4.  Hold the push button in this position. The liquid that remains in the tip should not 

be dispensed. The remained liquid can be discarded with the tip or delivered  

back into the vessel with the original solution.

5.  Release the push button to the ready position.

Summary of Contents for 665-259

Page 1: ...1 PRODUCT MANUAL Precision Multichannel Pipettes Codes 665 259 665 260 665 261 665 262 665 263 665 264...

Page 2: ...overall quality of the pipette Furthermore the pipettes are manufactured from a heat resistant material allowing them to be safely autoclaved multiple times without a loss of quality With a fully auto...

Page 3: ...annel pipette Silicone grease Calibration assembling tool Tool to remove colour coding drop Bag of drops for colour coding Bag of sample tips Bag of O rings Instruction manual Calibration report 2 Tec...

Page 4: ...es that are not supplied with the unit Is operated with accessories that are not supplied or recommended by the manufacturer Is operated improperly or contrary to the manufacturer s specifications 4 M...

Page 5: ...ssembly parts Number Name 1 Push button 2 Top closure 3 Spring stopper 4 Primary spring support 5 Primary spring 6 Main body 7 Counter Number Name 8 Washer 9 Shaft 10 Bottom closure snap fitting 11 Ti...

Page 6: ...ab com www westlab co nz 646 568 5391 sales us westlab com www westlab com 1 877 822 1455 sales ca westlab com www westlab com Australia New Zealand United States Canada Bottom assembly parts Number N...

Page 7: ...ia New Zealand United States Canada Calibration disassembling tool The calibration disassembling tool is supplied for maintenance and calibration of the pipette Pipette identification The pipettes are...

Page 8: ...tool between the tip ejector and the tip ejector collar to release the locking mechanism 3 Carefully release the tip ejector and remove the ejector collar 4 Place the wrench end of the opening tool o...

Page 9: ...spirating and dip the tips only 2 3mm into the liquid Pre rinse the tips five times before aspiration by filling and emptying the tips Always control the push button movements with the thumb for consi...

Page 10: ...ip display window 2 The desired volume is set by turning the push button clockwise or anticlockwise ATTENTION Using excessive force to turn the push button may jam the mechanism and damage the pipette...

Page 11: ...will empty the tip completely and ensure accurate pipetting 5 Release the push button to the ready position Reverse pipetting Reverse pipetting is recommended for viscous solutions with a tendency to...

Page 12: ...m for a sufficient time at least 2 hours to reach equilibrium with the room conditions Use an analytical balance with a readability of 0 01 mgs 10 measurements for each test volume shall be carried ou...

Page 13: ...etween the tip and the tip cone Clean the tip cone Insufficient amount of grease on the piston Clean and grease the piston Inaccuracies Incorrect operation Follow instructions carefully Calibration al...

Page 14: ...lab com au 24 hours 7 days a week convenience 14 PRODUCT MANUAL 1800 358 101 sales au westlab com www westlab com au 64 9 553 3677 sales nz westlab com www westlab co nz 646 568 5391 sales us westlab...

Page 15: ...15 PRODUCT MANUAL This page has been left blank intentionally...

Page 16: ...Westlab in every discovery...

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