Trouble Shooting - Fisher Finnpipette Novus Instrucciones De Uso

7. 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.
8. 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.
9. Push the tip cone module back to the handle while holding the ejector down, until you hear
a "click".
10. Press trigger to reconnect the piston to drive mechanism.
11. Press READY to return from service mode.
Sterilization
The tip cone module can be sterilized by autoclaving it at 121°C The tip cone module can be
sterilized by autoclaving it at 121°C (252°F) for 20 minutes. You can use steam sterilization
bags if needed.
Remove and attach the module back to the pipette as described in Maintenance section. After
autoclaving the module must be cooled to room temperature for at least two hours. Before
pipetting, make sure that the module is dry. We recommend that you check the calibration
after every sterilization cycle.
The table below lists possible problems and their solutions.
Defect Possible reason
Leakage Tip incorrectly attached
Foreign particles
between tip and tip cone
Foreign particles between the
piston, the O-ring and the cylinder
Insufficient amount of grease
on cylinder and O-ring
O-ring damaged
Inaccurate Incorrect operation
dispensing
Tip incorrectly attached
Calibration altered: caused
by misuse, for example
Inaccurate
Unsuitable calibration
dispensing with
High viscosity liquids may
certain liquids
require recalibration
No dispensing Pistons stuck or not connected
CAUTION!
The Finnpipette is designed to allow easy in-lab service. If you would prefer to
have us or your local representative service your pipette, please make sure
that the pipette has been decontaminated before you send it to us.
Please note that the postal authorities in your country may prohibit or restrict
the shipment of contaminated material by mail.

Trouble shooting

13
Solution
Attach firmly
Clean tip cones attach
new tips
Clean and grease O-ring and
cylinder.
Grease accordingly
Change the O-ring
Follow instructions carefully
Attach firmly
Recalibrate according
to instructions
Recalibrate with
the liquids in question
Remove and attach again
tip cone module