How to Properly Disassemble and Assemble Pipettes

While you probably use a pipette every day, you don’t necessarily know how to disassemble it. Today is going to talk about the correct steps to disassemble and install the pipettes.

single channel pipette 8 Channel Pipette

The correct steps to disassemble and install the pipettes:

  • The first step, use a pipette, should take out the  pipette tip ejector and put it into the holder;
  • In the second step, adjust the capacity value of the pipette to the maximum, and unscrew the connecting nut between the white sleeve and the handle;
  • In the third step, with the mouth of the white sleeve facing down, gently lift the handle and put it into the support plate, hold down the tail of the piston, put the white sleeve with the mouth up, put it on the upper part of the piston to support the plate, and take out the piston assembly carefully to avoid loss of parts ;
  • In the fourth step, remove the sealing ring from the piston rod or white sleeve and put it into the tray;
  • Finally, install the pipette, the steps to install the pipette are reversed to the removal. Note that the black part of the seal faces the white sleeve and the white part faces the handle.

Disassembly and assembly method of single-channel pipettes:

Disassemble pipette:

  1. Disassemble pipette: After pressing and holding the release button (Research plus and Xplorer/Xplorer plus press and hold the release button, Reference 2 needs to fully press the control button), pull out the lower half of the sleeve
  2. Press the English prompt on the pipette to push up and take out the lower half of the pipette
  3. Lightly press the spring cap
  4. Carefully remove the spring and piston
  5. Disassemble the finished pipette

Assembling pipettes:

  1. Assembling pipettes: Carefully insert the spring into the piston (the side with the larger radius of the spring coil faces down), and put it into the lower half of the pipette
  2. Press the spring with the spring retaining cap and fasten it
  3. Insert the assembled lower part into the upper handle until a “click” is heard
  4. Press and hold the release button and install the sleeve on the release rod until you hear a “click” connection

Disassembly and assembly method of multichannel pipettes:

Disassemble:

  1. After pressing and holding the release button (Research plus and Xplorer/Xplorer plus press and hold the release button, Reference 2 needs to fully press the control button), pull out the lower half of the sleeve
  2. Press the English prompt on the pipette to push up and take out the lower half of the pipette

Special Note:

Should remove and install plunger  if separate the lower and upper halves of the multichannel pipette

Assemble:

  1. Close the cover and fasten the lock
  2. Press and hold the release button (For Reference 2, the control button should press), and push the lower part into the upper part until you hear a “click” connection sound

Special Note:

The red O-ring of the multichannel pipette is a consumable item and should replace when it is severely worn (usually once a year). Replacing the O-ring only takes seconds.

 

There are also introduces about adjustable pipettes use, how to disinfect a pipette, etc.