Option #1: Installation With Faucet-Quick Connector.
Instruction: If your system comes with a "Faucet-Quick Connector" as shown on the diagram, then all you need to do is twist one end onto the end of the faucet, then push the tube into the other end of the connector.
Here is the instruction for pushing the tube into quick connector end. 1) The first portion of the line can be push into the "quick connect" easily without any resistance.
2) Once you feel a little resistance, you need to push it harder and the tube will go in more until it fully stop.
Option #1: Installation With Compression Nut
Instruction / Procedure Drill a 5/8" to 1.25" hole and insert the pieces as shown.