Your Lnb looks just like mine
Mine has tag with -A71201-WD1001JZT and is working on a 1000.2 dish
Check yours
Still think it might be tree?? but @ 46º or 48º elevation it is doubtfull ??
Perhaps the lnb is defective ??
Are you sure you have a 1000.2 Dish?? Mine Measures 25 1/4" X 20 1/4 "
Don