Genie Z30/20N wont drive

I have a genie z30/20n electric serial #1112. Like the title says it wont drive, all other functions operate as they should. When you are in the platform with the foot pedal pressed, hold the joystick either forward or reverse it acts like it wants to move. Now the weird thing is if you operate one of the boom functions while holding the joystick to drive the lift will start to drive, let go of the function while still holding the joystick forward and the lift stops driving. I have been...

Genie Z30/20N wont drive

Genie Z30/20N wont drive