Amersham Biosciences AKTA design P-960, Руководство пользователя, Страница: 26 / 40

5
Troubleshooting
26
Pump P-960 User Manual 18-1172-73 Edition AA
Measured volume too low Air bubbles are trapped in the
pump Purge the pump according to
section 5.2
Cavitation might occur due to
too high flow rate for the
sample application technique
used See the ÄKTAdesign Optional
Configurations User Manual
for the recommended flow
rates
A check valve is clogged or
damaged, causing leakage Remove the check valve
according to section 4.6.2.
Clean the check valve in an
ultrasonic bath. If the leakage
persists, replace the
assembly.
The flow rate is not calibrated
properly Contact Amersham
Biosciences for advice
Erratic flow or pressure pulsation Leaking tubing connector Check the tubing connectors.
Tighten or replace if
necessary.
The solvent filter is clogged Check the solvent filter. Clean
if necessary.
The pump inlet or outlet
tubing is pinched or damaged Check the pump tubing.
Replace if necessary.
Air bubbles are trapped in the
pump Purge the pump according to
section 5.2
A check valve is clogged or
damaged, causing leakage Remove the check valve
according to section 4.6.2.
Clean the check valve in an
ultrasonic bath. If the leakage
persists, replace the
assembly.
Error symptom Possible cause Corrective action
18117273aa.book Page 26 Thursday, July 3, 2003 5:13 PM