Maintenance - Fisher Finnpipette Novus Instrucciones De Uso

When the Finnpipette Novus is not in use, make sure it is stored in an upright position. We
recommend a Finnpipette stand for this purpose.
The part # refer to exploded views beginning at page 60.
Daily checking
The pipette should be checked at the beginning of each day for dust and dirt on the outside
surfaces of the pipette. Particular attention should be paid to the tip cone. No other solvents
except 70 % ethanol should be used to clean the pipette.
Short-term Service
If the pipette is used daily it should be checked and lubricated every three months. The
servicing procedure starts with choosing the Service-mode from the menu (Menu -> Options ->
Service).
1. Note that the tip ejector button is in fully up position.
2. Pull down the tip ejector part of the module and remove the tip cone module by pulling it
out (snap fitting).
3. Pull out the Colour Ring . Open the upper end of the tip ejector slightly and remove the tip
ejector. Pull out the module spring and clip 22.
4. Use a screwdriver to remove the four/six screws in the module cover and lift off the cover.
5. Remove the piston bar and clean the pistons and tip cones with a dry nap–free cloth.
6. If needed, replace the o-rings as described in Long-term Service
7. Grease cleaned pistons with the lubricant provided in the pipette package.
8. Install the piston bar with pistons and tip cones in the cover and close the cover with the
four/six screws. Insert the clip 22.
9. Place the tip ejector and module spring on the neck of the module. Press the spring below
the tip ejector. Close the tip ejector with the Colour Ring.
10. Push the tip cone module back to the handle while holding the ejector down, until you hear
a "click".
11. Press trigger to reconnect the piston to drive mechanism.
12. Press READY to return from service mode.
Long-term service
If the pipette is used daily it should be serviced every six months. The servicing procedure
starts with the disassembly of the pipette. The servicing procedure starts with choosing the
Service-mode from the menu (Menu -> Options -> Service).
1. Note that the tip ejector button is in fully up position.
2. Pull down the tip ejector part of the module and remove the tip cone module by pulling it
out (snap fitting).
3. Pull out the Colour Ring . Open the upper end of the tip ejector slightly and remove the tip
ejector. Pull out the module spring and clip 22.
4. Use a screwdriver to remove the four/six screws in the module cover and lift off the cover.
5. Remove the piston bar and clean the pistons and tip cones with a dry nap–free cloth.
6. 30-300ul: Pull out the o-rings and clean the parts. Replace the o-rings if needed. Grease
the o–rings and cylinder with the lubricant provided in the pipette package. Slide the two
o-rings on the piston (upper is smaller).
5-50ul: Open the tip cone by carefully releasing the cover ring from its snap joint with the
screwdriver. Remove all the parts from the tip cone. Clean all the parts. If needed, replace
the o-rings Take one piston. Slide cover ring 32 (larger hole), spring 33, support ring 35, (o–
ring 37 bigger 5-50µl) and o–ring 36 (smaller) onto the piston. Grease the o–ring with the
lubricant provided in the pipette package. Slide all the parts into the tip cone and close the
snap joint of the cover ring.
1–10 µl: Open the tip cone by carefully releasing the cover ring from its snap joint with the
screwdriver. Remove all the parts from the tip cone. Clean all the parts. If needed, replace
the o-rings Take one piston. Slide cover ring 32 (larger hole), support 35, o–ring 36 (bigger),
o–ring 37 (smaller) and o–ring support 38 onto the piston. Then slide spring 39, spring
support 40 (sharp edges first) and o–ring 41 onto the o–ring sup port 38. Grease the o–
rings with the lubricant provided in the pipette package. Slide all the parts into the tip cone
and close the snap joint of the cover ring.

Maintenance

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