It's possible that you might not have the correct version of the application, since my contact over at Hughes says there are 2 different applications and that there is an EPO version of app in app store that would be required to connect to your # HU87FR. You'll want to make sure that on the logo for the application- the dog's face should be black in color with red eyes- this is the EPO specific application.
If you can confirm that you've got that application and not one with a different... view full answer...