01-24-2020, 06:03 PM
With coach 502 you will have manual valves. Take a close look at the piping in and around the two pumps. Make sure the output of the pumps is going through the proper valving. Since both pumps are NOT building pressure, I suspect a valve out of position as Bill said.
Richard and Rhonda Entrekin
99 Newell, 512
Maverick Hybrid Toad
Inverness, FL (when we're home )