why does rv hot water heater have too little pressure?

Answer 1

Rust. If like mos of us( myself included) let our RVs sit and dont put in or drain the tank. Over time the rust builds up. You have to change that filter all the time.

Answer 2

could be a couple of things, check the inlet strainer on the water connection of the r.v

Answer 3

here's a link on ebay motors where you can find them in your home town.