Being the troubleshooter that I am, I have to ask what changed? It used to work fine, but now it's not. Something has changed. Maybe the thermo is shot, could be any number of things.
Rescued 22.5" OTS. SJS Mini-WSM. HEB briqs (rebranded Royal Oak). Pecan/Hickory/Cherry/Apple/Peach woods.
2016 Fuji Absolute 2.0 LE (for burning off all the great BBQ)