What size tubing are you using from the carbonator to the tap, and how long is the run? What pressure are you running? I really like your idea of prechilling the water before it hits the carbonator.
I'm trying to replicate this system with not a lot of success. I've got a McCann's Big Mac carbonator with the tank separated from the pump. The differences are that I'm using a mini-fridge, and a old style crane neck soda tap like the one in Bryan's post above.
The first glass comes out...
For sale is a 2 tier home brewery with three 15.5 gallon, direct-fired converted Sankey keg vessels. This system includes:
Hot liquor tank with three three welded 1/2" SS female couplings. Valve is chrome plated brass.
Mash tun with one SS 1/2" female coupling, one Sabco Brew Magic false...