2019年12月19日星期四

Volume Setting And Autoclaving Of Bottle-Top Dispenser

1.Volume setting
– under the discharge tube opening, hold a suitable collecting container
– slowly and evenly pull the piston up to the stop to suck the reagent into the glass bottle.
– gently and evenly push down the piston to distribute the reagent into the container.
Please pay attention to the piston in the down position after use.
2.Drying tube connection(optional)
PTFE tape should be used for the thread of the bottle and/or thread adapter.
3.Cleaning/replacing the filling valve
a. To clean bottle-top dispenser, read the cleaning instructions first and follow it.
b. Remove and unscrew the filling tube.
c. Take the sealing washer to remove the valve. Make sure the sealing washer does not remain in the valve block.
d. Take cleaning solution to rinse the filling valve, and clean with soft brush. If valve ball is stuck slightly press with a plastic pipette tip to loosen it.
e. First, screw the cleaned/new filling valve together with its sealing washer into the valve block by hand and then tighten it firmly using the mounting tool.
4. Cleaning/replacing the discharge valve
a. Follow all cleaning instructions.
b. Unscrew the discharge tube.
c. Remove the valve locking ring.
d. Take the mounting tool to unscrew the discharge valve. Take the sealing washer to remove the valve. Make sure the sealing washer does not remain in the valve block.
e. Take cleaning solution to rinse the discharge valve, and clean with a soft brush. If the valve ball is stuck slightly press with a plastic pipette tip to loosen it.
f. First, screw the cleaned/new discharge valve together with its sealing washer into the valve block by hand and then tighten it firmly using the mounting tool.
g. Slide on the valve locking ring making sure the two prongs properly align with the notches.

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