All our motorhomes in New Zealand do have hot water heating and hot air heating. Some of them have a digital display. We do have a paper manual in the motorhome but some like to watch instead of reading. You can watch this instruction video for our digital Truma unit here.
Fresh water
After a few days using fresh water, you need to refill the fresh water tank. It’s easy and won’t take much time. This video shows you how to do it