LHt is the Low Heat Time and HHt is the High Heat Time adjustment that lets you make adjustments to the ON time the auger runs when above or below temperature. These grills have a wide variance in temperatures, as a result, you might want to change the settings to suit your smoking and grilling needs.
Its “user capable” adjustable settings allow you to adjust the feed rates and adjust the BTU’s. It is factory set at a medium temperature at LHt 10 and HHt 100.
Here are some recommended settings based on the low and slow method or the hot and fast method:
Weather conditions can affect these guidelines, and different brands and flavors of pellets can affect the BTU output. The lower the temperature setting, the more smoke the cooker will produce.