Your going to have to post photos of your set up for people to help you.
after correct installment of the clark tank control board, you have to learn how to operate it.
The important part of setting up a TCB, weather it is clark or ibu, is making sure you have the receiver channels in the right spots to correspond to the sticks you want to use.
Clark shows you how to set up for throttle and steer on right snd turret on left which will hsow you how to start tank and make turret work.