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c. Attach another piece of test tubing to a two-way connector, attach the
connector to the outlet tubing for the appropriate pump, and place the test
tubing in the graduated cylinder.
test the reagent pump a. to the pump inlet tubing connected to right position 1
b. and to the outlet tubing connected to left position 1.
test the sample pump a. to the pump inlet tubing connected to left position 4
b. and to the outlet tubing connected to right position 4.
test the waste pump
a. to the pump inlet tubing connected to left position 5
b. and to the outlet tubing connected to right position 5.
Sample or
Waste Pump
Two-Way
Connector
Tubing
Tubing
Two-Way
Connector
Reagent
Water
5. Install the test tubing on the CO-ox pump:
NOTE:ĄĂThe CO-ox pump turns clockwise.
a. Disconnect the sample and waste tubing from the pump tubing.
b. Attach one piece of test tubing to sample tubing connector on the CO-ox
pump tubing, and place the test tubing in a beaker of reagent water.