31
 5000 µl: Attach the white tip cone by screwing 
it clockwise. Place the tip ejector assembly to 
the tip cone and attach by turning it clockwise. 
Replace the Safe-Cone Filter with the tool 
provided and continue from Step 5.
3.  Push the tip cone (4) into position and attach it 
by screwing the tip cone holder (3) back. Replace 
the Safe-Cone Filter with the tool provided.
4.  Attach the tip ejector collar (2) by screwing it 
clockwise.
5.  Replace the battery pack (1). Reset the pipettes 
and press the start button several times to test 
the movement. Test the tip ejection operation.
NOTE: When reassembling the pipette do not over- 
tighten the parts.
Cleaning
To clean the exposed parts use ethanol (70%), or a mild 
detergent and a soft lint-free cloth. The interior of 
the tip ejector collar and tip cone can be cleaned with 
a cotton swab. Rinse with distilled water if needed. 
Leave the parts to dry. Grease the piston thinly with 
the grease provided.
Multichannel Pipettes
Cleaning the outer surface (all models):
To clean the exposed parts use ethanol (70%), 
or a mild detergent and a soft lint-free cloth. 
Wipe dry.
Cleaning and maintaining the lower parts of all 
multichannel models
Opening the lower part of a multichannel pipette 
should only be done by an authorized Sartorius service 
provider. Please contact your nearest Sartorius service 
provider or distributor.
11.2.1 Sterilizing
The lower parts of Sartorius electronic pipettes can 
be sterilized by autoclaving, with UV or by using 
disinfectant or decontaminant liquids such as 70% 
ethanol, 60% isopropanol,  mild detergent, or similar. 
Always make sure the materials of the pipette and the 
disinfectant or decontaminant liquid are chemically 
compatible.