GE AKTA avant User Manual page 391

Problem
Liquid on the floor to
the right of the Cas-
sette tray
Spillage by the Fraction
collector during frac-
tionation
It is not possible to
fractionate
Hard to pull out the
Frac drawer and Cas-
sette tray
The Frac arm is
blocked
ÄKTA avant User Manual 29035184 AE
Possible cause and action
Leakage in the Frac arm
•
Contact service.
Unclean DropSync sensor diode windows or unclean
•
nozzle
Clean the DropSync diode windows and the nozzle.
See Section 7.6.4 Clean built-in fraction collector, on
page 301. Use the Fraction collector cleaning position.
Too high flow rate during usage of DropSync
•
Use a flow rate below 2 ml/min.
One or more Cassettes have empty positions
•
Make sure that all Cassette positions contain tubes or
plates.
The tubes are flooded
•
Make sure that the fraction volume is adapted to the
tube volume.
Fraction tubes have not been replaced by empty tubes
when the Fraction collector was opened.
The Frac drawer is not properly closed
•
Close the Frac drawer.
The arm flat cable is stuck under the Cassette tray
•
Carefully try to remove the Cassette tray.
If persistent, contact Service.
The arm flat cable has locked the Frac arm
•
Contact Service.
8 Troubleshooting
8.5 Troubleshooting: Fraction collector
391