How it works:
1.Screw the Nut to a commercial CO2 gas cylinder and tighten it by wrench;
2.The black pin valve screwed into Soda machine;
3.Open the valve of the large gas bottle;
4.Done,you can enjoy your sparkling water.
if you want unscrew the pin valve from the machine:
1.Close valve of the large gas bottle;
2.Press button more times to drain residual Co2(if you disconnect the coupler directly without this step, the o ring in quick coupler will be blowed out);
3.Disconnect the quick coupler.
IMPORTANT NOTE:
Please kindly read before you ordering or using:
1.Don't use siphon tube Co2 Tanks!! Our unit works with GAS CO2 only, not liquid CO2. liquid CO2 will create a bad taste in your drink.
2.if you want disconnect the coupler, please press the machine button more times to drain residual gas or else the o ring in coupler will be blowed out.