I have an Existing Oil FurnaceThermoflow "low boy" (model:
CLB-105-DD-R-S2) manualno AC equipmentGeniSys 7505 120V Oil Burner
Control - 2 wire terminals (Tw and Tr) manualMain control board, has 4
wire terminals labelled C, Y, G, RMy Nest 3rd gen the...