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Vent controls the flow of ambient air into the manifold
Clean controls the flow of Cleaning Solution
G/L controls the flow of Cal G/L Reagent
Bypass diverts the Wash G/L Zero Reagent in the reagent manifold when the
foam wash valve is off, preventing a pressure buildup
Diverter
directs the flow of reagent into either the calibration passage or the
wash passage of the sample port
If you want to test the Cal Gas or Slope Gas valves, refer to Checking the Gas
Flow, page 4-64.
1. Access the Valves Test from the Menu screen:
a. Select
3 Troubleshooting and press Enter.
b. Select 1 Fluidics System and press Enter.
c. Select 4 Valves and press Enter.
The Valve Test screen appears as shown in Figure 4-6.
Test one valve
at a time.
Check here for results.
2. Select the valve you want to test and press Enter.
3. Press
Start Test.
Listen for a distinctive click, which indicates the opening of the valve, and
check the screen for the message, Valve energized, to verify that the valve is
operating correctly.
4. Press
Stop Test.
Listen for a distinctive click, which indicates the closing of the valve.