Molecular Devices FLIPR Tetra, User Manual

Page: 205 / 302

FLIPR
®
Tetra High Throughput Cellular Screening System User Guide
0112-0109 H 205
Troubleshooting the Pipettor
Table 9-4 Troubleshooting the Pipettor
Symptom or Error
Message
Possible Causes Solutions
Cannot uninstall pipettor
head.
The D-Axis Knurled
Nut is caught on the
D-Axis receiver.
Grasp the D-Axis Knurled
Nut receiver and press
downward to give the
pipettor head additional
clearance from the
D-Axis Knurled Nut.
Pipettor head is
caught on the
alignment pins.
Lift the pipettor head up
prior to moving left to lift
the pipettor head off of the
pipettor mount alignment
pins.
Cannot install pipettor
head.
The Head Clamp
Knob is not
tightening all the
way down.
Slide the pipettor head all
the way to the right over
the pipettor mount. When
installed properly on the
alignment pins, the pipettor
head should not slide left
without lifting.
D-Axis Knurled Nut
does not reach
receiver threads.
Lift D-axis receiver to
engage threads and then
tighten the
D-Axis Knurled Nut.
231: “Pipettor head not
detected. Please verify
proper installation and
select Reset .”
No pipettor head is
present on pipettor
mount.
Install appropriate pipettor
onto instrument.
Pipettor head is not
installed properly.
Head clamp knob may not
be secured tightly for
instrument to identify
pipettor head. Reinstall
pipettor head.
The open protocol
may not use the
pipettor on the
instrument.
Install appropriate pipettor
onto instrument.
Change plate format used
in the software to match
the pipettor head.