The diaphragm in the regulator does not work as well at colder temperatures. What you have to do is set it low when you put it in, then come back in an hour or so and inch it up a little till you hit the pressure you want (I've heard). Me... I have my tank and regs outside the fridge.
"People should not be afraid of their governments. Governments should be afraid of their people." - V
Secondary: Shady Lord RIS, Water to Barleywine, Pumpkin wine, burnt mead
Kegged: Crappy infected mild
Bottles: Apfelwein, 999 Barleywine, Oatmeal Stout, Robust Porter, Robust smoked porter, Simcoe Smash