Wiring diagram for rheem ac transformer

The color code should be on the side of the transformer giving you your options. All 24v transformers pretty much wire the same, you just have to pick if your going to wire it 208v,230v, or 115v.

I got a rheem ac unit need to put new transformer on old one was red brown on bottom there r 3 wires orange blk blue the blue was caped does this mean it is wired for 240