Eppendorf XplorerPlus - Manual (Page 49)

49
Eppendorf Xplorer® (plus) — Operating manual
6 Troubleshooting
6 Troubleshooting
6.1 Reset
The pipette will be reset to the initial state during the reset. Your saved settings are not lost.
6.2 Error search
 Press the Reset key using a pipette tip or another pointed object.
The personalization and software version will be shown in the display during the reset.
On
Hint!
You will be prompted to press the rocker down in the display. Make sure that any liquid in the
pipette tip is dispensed correctly. Then, you need to confirm the
Date and Time .
Symptom Possible cause Solution
Display dark • Pipette switched off.
• The rechargeable battery is not
connected.
• The rechargeable battery is
discharged.
• Battery defective.
 Connect the rechargeable battery
 Switch on the Xplorer pipette.
 Load the Xplorer pipette.
 Replace the battery.
Note: If the rechargeable battery is almost
completely discharged, the display will only
switch on after a short charging time.
Liquid is dripping from the tip
and/or the dispensed volume
is incorrect. The pipette tip is loose or does not fit
correctly.  Attach the tip firmly.
 Use epT.I.P.S.
Liquid with high vapor pressure and/or
different density.  Wet the tip several times and adjust the
pipette for the liquid used.
Pipetted too quickly.  Set a lower speed.
Tip withdrawn from the liquid too early or
too quickly.  Withdraw the tip from the liquid slowly
and with a time delay (of about
3 seconds for large volumes) after
aspiration.
Liquid dispensed without blow-out in Pip
mode.  Trigger blow-out after dispensing has
been completed during standard
pipetting applications.
The piston is contaminated or damaged.  Clean the piston, relubricate slightly
and/or replace.
The tip cone is damaged.  Replace the lower part or channel.
The O-rings of the tip cones are damaged.  Replace the O-rings (only 100 μL,
300 μL, 1 200 μL multi-channel).
Liquid flows unevenly into or
out of the tip. • The tip is damaged
The piston is contaminated
• The seal is contaminated.
• The pipette is blocked.
 Use a new tip
 Clean the lower part.
 5 mL and 10 mL sizes: replace the
protection filter.
Display shows the symbol.
The pipette has been adjusted for another
liquid.  Check whether the adjustment selected
in the options is correct and change it if
necessary.
6
Troubleshooting