This diagram may help you. Water connections inlet, top of prefilter to bottom of precarbon, top of precarbon to bottom of membran, top of membrane (connection in front, automatic shutoff) to bottom of post-carbon (bullet filter), bullet filter to faucet. Connection on (concentrate flow control) goes to the drain. Here is the link for the picture of the H83, this is called an H30 but it's the same thing. http://www.freshwatersystems.com/specifications/H83-H-53%20Manual.pdf Culligan is always changing the names of every system. RJ
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This diagram may help you. Water connections inlet, top of prefilter to bottom of precarbon, top of precarbon to bottom of membran, top of membrane (connection in front, automatic shutoff) to bottom of post-carbon (bullet filter), bullet filter to faucet. Connection on (concentrate flow control) goes to the drain. Here is the link for the picture of the H83, this is called an H30 but it's the same thing.
http://www.freshwatersystems.com/specifications/H83-H-53%20Manual.pdf
Culligan is always changing the names of every system.
RJ