GE AKTA avant User Manual page 372

8 Troubleshooting
8.3 Troubleshooting: Monitors
Conductivity monitor
Problem
The Conductivity moni-
tor is not found by the
instrument
The cell constant mea-
surement has been
aborted
Unstable conductivity
Temperature out of
range for calibration
372
Possible cause and action
The Conductivity monitor cable has come loose
•
Switch off the instrument.
Reconnect the Conductivity monitor cable (the black
cable in the illustration below).
Restart the instrument.
Internal errors
•
See error log. Restart instrument and retry. If this
problem recurs, generate a System error report and
contact Service.
Air in the Conductivity flow cell
•
Flush the Conductivity flow cell with water.
Solids in the Conductivity flow cell
•
Clean the Conductivity cell. See Section 7.6.12 Clean
the Conductivity flow cell, on page 318.
This error can only occur when the temperature
•
compensation is turned on. The error will occur
when the temperature is outside the range 2°C to
40°C.
Make sure the temperature of the calibration solution
is within 2°C and 40°C.
ÄKTA avant User Manual 29035184 AE