Ovation QS BioNatural Pipette – Adjustable Volume-Set Operator’s Guide
4 - 4
If the Ovation pipette fails to function as expected, review the following.
Symptom:
Display is blank, r2.03 . . . r2.xx is displayed, or
Probable cause and/or recommended action:
Battery is dead or end clips are not making good contact. Remove battery and
gently pinch end clips. Reseat the battery in the metal connectors and ensure that
good contact is being made. If the display is still blank, replace the battery.
Symptom:
Pipette is not aspirating properly and/or plunger action is sluggish
Probable cause and/or recommended action:
• Check that the nozzle with internal filter is not obstructed.
• The aerosol/liquid barrier filter in the nozzle may have become wet and the nozzle or
filter needs to be replaced, or the nozzle and/or extender may have come loose.
Firmly tighten the nozzle. If the pipette still does not aspirate, replace the nozzle or
filter with a new one. .
• Check that nozzle is tight onto extension tube.
• The plunger seals may be worn. Replace seals in plunger assembly and lubricate
plunger with lubricant enclosed in seal kit. Order Viton seal kit if working with
organics or solvents. See the support area at www.vistalab.com for more information.
• Examine the plunger for foreign substances, corrosion or etching. Clean plunger with
alcohol. Lubricate with appropriate lubricant (included in seal kits).
Symptom:
Pre-set volume settings stored for later recall appear to be unavailable
Probable cause and/or recommended action:
When modifying the preset volume, the button was not depressed and held
until a “chirp” was heard. See “Changing Volume Instructions”
Symptom:
When setting the volume, the setting shown on the LCD is blinking
Probable cause and/or recommended action:
The new volume has not been “Locked In”. Press the plunger and hold until three
“beeps” are heard.
Symptom:
When setting volume, “alert” sound is heard and “– – – –” is
flashing on LCD
Probable cause and/or recommended action:
The new volume setting has not been “Locked In”. Press the plunger and hold until
three “beeps” are heard.Symptom: E-01, E-13 or E-14 is displayed on the LCD
Troubleshooting
