1st of all, make sure the booster button is pushed in, and the little green light is on beside that.
Since the Winegard antennae is directional, you may have to do several channel searches in different directions with the antennae. I do a search every 120į, and that seems to work well.
Chap , DW Joy, and Fur Baby Sango
2006 Ford F150 Super Cab 4x4
2008 Surveyor 263