[Alan Anderson]

That case structure is only providing visual feedback on the example's front panel. It plays games with the LED indicator on the picture of the Spike so it can have more than two states. Don't worry about it, and certainly don't copy it to your code.

All you need are the Relay Open and a RefNum Set in Begin.vi, and a RefNum Get and a Relay Set in Teleop.vi (or wherever you need to set the state of the relay).