How to refill 5lb co2 tank from 20lb co2 tank:
1. Chill the 5lb co2 tank (some client put it in the freezer overnight)
2. Connect the 20lb and 5lb tanks to the transfer hose, with the needle valve closest to the 5lb tank (Tighten with 12” adjustable wrench),Don't forget the gaskets in both ends!
3. Wearing a good pair of gloves,Open valve on the 20lb tank and make sure there aren't any leaks.
4. FLIP YOUR 20LB TANK UPSIDE-DOWN (most standard tanks doesn't have the internal dip tube. Flipping it allows to transfer the liquid CO2 we want)
5. Open the bleeder screw on the hose until liquid comes out then close it (this purges air from the hose)
6. Open the valve on the 5lb tank slowly, and listen to it fill! (this fills the tank doesn't take very long)
7. Close the valves on both tanks.
8. Open the bleeder screw to empty the hose then close it.
9. Use wrench to break free the nuts from both tanks then spin them off by hand.
10. You are done!
Please Note: Our adapter doesn't work RPV valve (residual pressure valve),but some of RPV valve can be removed by hex wrench,please check your co2 tank before place order.