i have a harbor freight winch it just clicks when i hit button ok i take end cover off that holds motor to winch and it works fine if i slide covor back on why running it quits starts clicking again my power wire goes to solenoid box amd ground goes to bottom of motor should i try switch these wires the way it is in is in out is out any help would be great i hate electricaL HOPE ITS UNDERSTANDABLE my grammer and type n is shit to