3
Pump P-910
Instructions 56-3000-47 Edition AD
8 Measure the volume collected in
the measuring cylinder. Enter this value in
Reference field
. Click on
Set ref value
then
click on
Save
.
9 The pump is now calibrated.
Storage
Overnight: The pump can be left filled with a
buffer.
Weekend and Long time storage: Flush the
pump with water and then fill it with 20%
Ethanol.
Note: If the pump tubing is left in the pump
for a long period it will become deformed
and will not function correctly.
For long time storage remove the pump
tubing from the pump to avoid deformation
of the tubing.
4 Maintenance
CAUTION! Only spare parts approved or
supplied by Amersham Pharmacia Biotech
may be used for maintaining and servicing
Pump P–910.
Period
Action
If tubing breaks
Perform cleaning procedure
detailed below.
Every 200 hrs
Replace pump tubing. See
section 2.
Cleaning-in-place
Pump a cleaning or sanitizing agent through
the pump. The standard recommendation is
to pump 1 M NaOH for 30 minutes and then
wash out with buffer.
WARNING! NaOH is injurious to health.
Avoid spillage.
Cleaning procedure
1 Open the door and remove the tubing.
2 Dismantle the roller cage by undoing
the Allen screw and lifting the cage
straight out. Take care not to lose the two
metal washers.
3 Slide the pressure plate forward and
remove it from the pump.
4 Clean the roller cage and the roller cage
housing with soapy water.
5 If the roller cage O-ring has come into
contact with the eluent, replace the O-ring.
6 Re-assemble the pump by reversing
the dismantling procedure.
5 Trouble shooting
If the suggested actions do not correct the
fault, call Amersham Pharmacia Biotech.
Fault
Action
Leakage
1 Check the top and bottom pump
tubing connections.
2 Check if there is damage to the
pump tubing. Replace if necessary.
Not running
Check the UniNet connections.
56-3000-47_AD.qxd 1998-10-21 14:17 Sida 3 (1,1)
