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reservoir to the connection on the upper right side of the CA6.
6.2 Powering, Priming and Starting the Analyzer
Supply power to the analyzer. Turn ON Power Switch. The
Main Menu will appear on the display.
Login with the 1
st
level password, SERVICE (1111).
Press the DISPLAY button on the touch screen
Press the MANUAL STEP button. This allows manual control of
the functions.
Select the SAMPLE 1 function, enter 13 seconds Press ON.
This starts the sample pump and it runs for 13 seconds
filling the optical cell. After filling press and hold the Drain
button. Repeat for SAMPLE 2 if present.
The SAMPLE function fills the colorimetric cell with the
sample. Check the optical signal on the chart. With an
uncolored sample the red line should be approximately 9
(the reference value) when the optical cell is filled, 4-5
when empty.
Select the ADD REAG 1 function and enter 30 seconds. This
will prime the reagent peristaltic Pump. When primed,
reagent will be seen dripping from the feed tube into the
optical cell. Repeat with ADD REAG 2, 3, 4 as required.
Verify the drain tube below the pinch valve is correctly
positioned in the drain and is not kinked or bent which would restrict the flow.
Select the DRAIN function and enter 5 seconds. (Drains cell)
Select the SAMPLE function and enter 20 (13) seconds. (Fills 16 mm cell with sample)
Close all the menu windows and start the measurements by pressing the RUN button and then
START ONLINE button for continuous on-line operation or choose the Cycle Ch1, Cycle Ch2 or
the Extra button for a single analysis cycle.
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