Sartorius eLINE User Manual page 40

Symptom
Droplets left inside the tip
Leakage or pipetted
volume too small
Pipette out of
established specifications
Pipette blocked, aspirated
volume too small
Tip ejector jammed or
moves erratically
Continuous error
messages
38
Possible cause
Unsuitable tip
Non uniform wetting
of the plastic
Tip incorrectly attached
Unsuitable tip
Foreign particles
between tip and cone
Instrument
contaminated
Insufficient amount of grease
on a piston and o-ring
Instrument damaged
Liquid has penetrated tip cone
and dried
Tip ejector collar has
been contaminated
Instrument damaged
Solution
Use original Sartorius
tips
Attach new tip
Attach firmly
Use original Sartorius
tips
Clean the tip cone,
attach new tip
Clean and grease the
piston and the tip cone
Grease accordingly
Return to your Sartorius
service representative
for servicing
Clean and grease the
piston and the tip cone
Remove and clean
ejector collar and tip
cone
Return to your Sartorius
service representative
for servicing