31
Symptom
Possible cause
Solution
Droplets left inside
the tip
Unsuitable tip
Use original tips
Leakage or pipetted
volume too small
Non uniform wetting
of the plastic
Attach new tip
Tip incorrectly attached Attach
fi
rmly
Unsuitable tip
Use original tips
Foreign particles
between tip and cone
Clean the tip cone,
attach new tip
Instrument
contaminated
Clean and grease the
piston and the tip cone
Insuf
fi
cient amount of
grease on a piston and
o-ring
Grease accordingly
Pipette out of
established
speci
fi
cations
Instrument damaged
Return to your Biohit
service representative
for servicing
Pipette blocked,
aspirated volume too
small
Liquid has penetrated
tip cone and dried
Clean and grease the
piston and the tip cone
Tip ejector jammed
or moves erratically
Tip ejector collar has
been contaminated
Remove and clean
ejector collar and tip
cone
Continuous error
messages
Instrument damaged
Return to your Biohit
service representative
for servicing
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