Dionex AutoTrace 280 Operator’s Manual
104
Doc. 065330-05 03/2020
Figure 5-12. Pump Calibration Screw
7. Use a 3/32-in Allen wrench to adjust the screw as follows:
a.
Turn one-quarter turn clockwise to
decrease
the volume 2.5%.
b. Turn one-quarter turn counterclockwise to
increase
the volume 2.5%.
For example, to resolve the discrepancy described in
, you would turn
the adjustment screw clockwise approximately one-quarter of a turn.
8. If the pump needs additional adjustments, press
PAUSE
to repeat the
calibration.
9. Repeat
through
for each sample pump that requires calibration.
5.11 Replacing a Sample Pump
If the sample pump motor or sensor fails, replace the pump.
Parts and Tools Needed
•
Tape
•
#2 Phillips screwdriver
•
For the Dionex AutoTrace 280 cartridge model: Sample pump (P/N 071529)
•
For the Dionex AutoTrace 280 disk model: Sample pump (P/N 071530)
Calibration Screw
