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English
6. Insert the special piston removal tool and pull out the piston 14. The number 2 end is for
300µl and 1000µl pistons, the number 1 end for all the smaller volumes.
See picture
on page 12.
Release the trigger.
7. Remove spring hatch 25 by pressing it down and in the same time turning 90 degrees.
Take out the spring 16.
8. Remove the rest of the parts from tip cone with the piston.
9. Clean the parts with a dry napless cloth.
10. Check the tip cone for foreign particles.
11. Grease the cleaned parts with the lubricant that comes with the pipette.
5ml and 10ml pipettes
The long-term service for 5ml and 10ml pipettes is the same as short-term service.
Reassembly:
1-10µl pipettes
1. Put the spring hatch 25, the spring 16, spring support 17 and the tube 18 back on the piston.
2. Slide the bigger O-ring 19, smaller O-ring 20 and tube 21 on the piston.
3. Slide the small spring 22, spring support 23 and O-ring 24 on the tube 21.
4. Carefully slide the entire assembly into the tip, then push the spring hatch 25 down and
turn it 90 degrees.
5. Take the upper ejector top 11 between fingers and pull it down.
6. Push the tip cone into the handle while holding the ejector top 11 down, until you hear a “click”.
7. Reassemble the lower tip ejector sleeve 13 (snap fitting).
8. Press trigger to reconnect the piston to drive mechanism.
9. Press READY to return from service mode.
5-50µl pipettes:
1. Put the spring hatch 25, the spring 16, spring support 17 and the tube 18 back on the piston.
2. Slide the bigger O-ring 19, smaller O-ring 20 and O-ring support 21 on the piston.
3. Slide the small spring 22 on the piston.
4. Carefully slide the entire assembly into the tip, then push the spring hatch 25 down and
turn it 90 degrees.
5. Take the upper ejector top 11 between fingers and pull it down.
6. Push the tip cone into the handle while holding the ejector top 11 own, until you hear a “click”.
7. Reassemble the lower tip ejector sleeve 13 (snap fitting).
8. Press trigger to reconnect the piston to drive mechanism.
9. Press READY to return from service mode.
10-100µl pipette:
1. Put the spring hatch 25, the spring 16, spring support 17 and the O-ring 20 back on the piston.
2. Carefully slide the entire assembly into the tip, then push the spring hatch 25 down and
turn it 90 degrees.
3. Take the upper ejector top 11 between fingers and pull it down.
4. Push the tip cone into the handle while holding the ejector top 11 down, until you hear a “click”.
5. Reassemble the lower tip ejector sleeve 13 (snap fitting).
6. Press trigger to reconnect the piston to drive mechanism.
7. Press READY to return from service mode.
30-300µl pipette:
1. Put the spring hatch 25, the spring 16, spring support 17 and the O-ring 20 back on the piston.
2. Carefully slide the entire assembly into the tip, then push the spring hatch 25 down and
turn it 90 degrees.
3. Take the upper ejector top 11 between fingers and pull it down.
4. Push the tip cone into the handle while holding the ejector top 11 down, until you hear a “click”.
5. Reassemble the lower tip ejector sleeve 13 (snap fitting).
6. Press trigger to reconnect the piston to drive mechanism.
7. Press READY to return from service mode.
100-1000µl pipettes:
1. Put the spring hatch 25, the spring 16, spring support 17 and the O-ring 20 back on the piston.
2. Carefully slide the entire assembly into the tip cone.
3. Push the spring hatch 25 down and turn it 90 degrees.
4. Take the upper ejector top 11 between fingers and pull it down.
