GE AKTAprocess - Pump

Possible cause/corrective actionProblemComponent
•
Emergency button has been pressed.
•
Air pressure too low. Check the pressure of air
supply. Adjust if necessary.
•
No inlet or outlet valve open. Check method and
valves.
•
Incorrect method. Check by entering
Pump:ManFlow > 1%.
•
If none of the above, contact GE Healthcare service
personnel.
Pump not workingPump
•
Check that the connected inlet is actually used.
•
Inlet containers are placed too low relative to the
pump. Check inlet containers.
•
No liquid is supplied to the pump. Check inlet con-
tainers.
•
Tubing from inlet container causes pressure or flow
loss. Reasons may be too long tubing, too small in-
ternal diameter, tube may have a narrow section
or is partly plugged.
•
Malfunctioning valve at container battery limit.
Little or no flow
•
Check that connected outlet is actually used.
•
Outlet containers are placed too high relative to
the pump.
•
Tubing to outlet container causes pressure or flow
loss. Reasons may be too long tubing, too small in-
ternal diameter, tube may have a narrow section
or may be partly plugged. Check also for non-
functioning valve(s).
•
Malfunctioning valve at container battery limit.
Too high outlet pressurePump
ÄKTAprocess Operating Instructions 29-0252-49 AA 159
7 Troubleshooting