SkanWasher 400 User Guide
33
Chapter 7: Troubleshooting
Troubleshooting Chart
If you experience a problem during operation of the SkanWasher 400 and
don’t know how to resolve it, the following table may prove helpful. Table 2
below lists problems and possible resolutions. For problems not listed here, or
if the listed resolution does not fix the problem, please call the Technical Sup-
port department at Molecular Devices (outside the U.S. and Canada, please
contact your local representative for assistance).
Table 2: Troubleshooting Chart
Problem
Possible Remedies
No power to
instrument;
instrument will
not turn on.
Check that power cord is plugged in.
Check power active to source outlet.
Check voltage selection switch.
Check power supply.
Air in lines.
Prime lines: increase air pressure to 0.5 bar, then
press
[Rinse]
and
[Start]
.
Uneven aspiration.
Clean probes.
Check spacing between ends of probes and bot-
tom of wells.
Check microplate alignment (see page 31).
Dripping from
aspiration probes.
Increase aspiration time.
Check valves.
Clogged aspiration
probes.
Use wire probe cleaner.
Consult Clogged Probe procedure.
Soak probes overnight in DI water.
Uneven dispenses.
Perform Clogged Probe procedure.
Increase air pressure.
Dripping from
dispense probes.
Check for grime on probes. Perform Clogged
Probe procedure.
Check wash head. Prime system.
