ActionStep
In the Settings and service screen, tap Next to access the 2
nd
screen.3
Result: The following screen opens.
In the Settings and service screen, tap Wash valve.
Result: The Wash valve screen opens.
•
Check that the valve position Waste is selected.
•
Tap Turn valve to check/listen that the Wash valve switches between
Waste and Column. There is a click sound when the valve switches.
•
Check that the flow is diverted to the Waste outlet or the Column outlet
according to the selected valve position.
Note:
The Wash valve is by default in Waste position (the flow is diverted to waste).
4
Visually inspect the flow at the outlet. If the water is not flowing properly,
check the following and fix accordingly:
5
•
Is there a blockage in the tubing?
•
Are the connectors tightly connected?
Stop the Pump:6
•
In the Settings and service screen, access Pump:Diagnostics screen.
•
Stop the Pump by tapping Stop flow.
If these checks indicate that the valve is faulty, replace the Wash valve.7
ÄKTA start Maintenance Manual 29060308 AD 63
3 Maintenance operations
3.9 Wash valve
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