How does the food taste?
Just because you can't see the smoke, doesn't mean you are not getting smoke. I want the smoke to be barely visible, I get good smoke flavor anyways. Now, if you aren't getting smoke in the meat, then there is a problem. Do you soak the chips? How hot are you cooking?
I'm feeling bearish, and I'm packing a Wusthof Grand Brisket slicer from MABA
Whip It Off, Chambers!
"perhaps...but then again...maybe not..."