First off, welcome to winnieowners!
Second, you should add a signature to your user profile. It usually includes the year, make and model of your coach, but can include other information. A signature is appended to each post. To create/edit a signature, click on the "User CP" link in the orange bar at the top, then click on "Edit Signature."
Winnebago has a lot of information online. A place to start is:
Winnebago Product Information
From there you can download wiring diagrams for your coach (link here