i have got a 8ft dish from a vacant yard three days a go and plan to set up.i am not new to cband dish, I have a question, the center of the dish is something there that is missing? a method plate or something? Do i have to? and from picture is something from the dish is missing? Do not think actuator is good,i test it on two different dish movers and there giving me errors and actuator does not spin. Thanks any help would be good.