5.8
Wash valve
Description
The Wash valve can be switched to divert the flow either to column or to waste.
Description
Parameter
•
Indicates how many times the valve has switched.
•
When an old valve has been replaced, the number of
counts has to be reset to 0.
•
Turn valve switches the valve between its two posi-
tions, for example the Waste and Column outlet ports.
This option is used for troubleshooting the valve.
Valve switches
Instructions
Follow the instructions below to check if the Wash valve functions properly.
Action
Step
•
Immerse the buffer inlet tubing A in demineralized water.
•
Place the outlet tubing from the Wash valve and the outlet tubing from
the Outlet valve in the waste bottle.
•
Check that:
-
Buffer A is selected in the Buffer valve screen
-
Buffer is selected in the Sample valve screen
1
Start the Pump:
2
•
In the Settings and service screen, access Pump:Diagnostics screen.
•
Enter the desired flow rate and then start the Pump by tapping Start
flow.
88
ÄKTA start Maintenance Manual 29-0603-08 AC
5 Service and settings
5.8 Wash valve
Содержание akta start
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