Corrective actionProblemComponent
•
Emergency button has been pressed.
•
Pump lid not properly attached / secured. See
Connect and mount the pump tubing, on page 89
for instructions.
•
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 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.
•
Flow kit tubing is split or burst. Replace flow kit.
•
Kinks or blockages in the flow kit. Remount or re-
place flow kit. See Section 6.3 Mounting the flow kit,
on page 81 for mounting instructions.
•
Pump rotor slipping on the drive shaft, contact GE
Healthcare service personnel.
Little or no flow
Liquid too viscous and/or pump speed too slow. Check
that viscosity of liquid is within specified range (see
Section 14.1 Specifications, on page202). Increase pump
speed.
Pulsation of liquid in flow
kit
•
Check that connected outlet is actually used.
•
Check that the outlet is not plugged.
•
Too small outlet tubing diameter. Change to a
larger tubing.
•
Flow kit mounted on system for too long, causing
the inner walls of the tubing to stick together. Re-
place the flow kit.
Too high outlet pressure
ÄKTA ready Operating Instructions 28960345 AD 199
13 Troubleshooting
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