First Sorry For My Poor English

I've RadioLink T8FB And Decide TO Bind With RC Car (i Mean With Brushed ESC And Replace Old RC Of My RC Car)
But I cant Use T8FB For Rc Car Motor Even Brushed Or Brushless. Put Motor In Channel 3 Of Reciver For Left Stick Of Radio But Motor Only Turn One Side And Can't Reach other Turn (backward)
Can U Please Help Me ....