Dometic Rooftop RV Air Conditioner "supercool trb" Questions

I've just bought a second hand convair supercool TRB and don't have the manual. Can anybody help please? Thank you - Trish nead to know mod#.

...Supercool TRB air conditioner. Where can I find this? Thankyou Rod. You can download the PDF owners manual from here just go to service and pick your Model type. ...