Make sure that the tap lever/handle on the keg coupler is in its most upright position (off or disengaged). If you try to tap the keg when the lever is in the engaged (down) position, you will be sprayed with beer. Not that there is usually anything wrong with being sprayed with beer (championship winning athletes do it all the time), but it’s not desirable when you are at work. 2. Align the two coupler lugs with the corresponding openings