It is an intermittent issue. After using water, the pump shuts off as normal. But other times every little while the pump starts and runs just a couple of seconds. If it starts it continues to do so. ...
Assuming there are no line leaks, which would be evident by the short burst cycling never stopping, the problem is most likely the diaphragm in the pump, as suggested.
Not likely an owner fixable problem. Get a replacement pump now. When the current pump dies completely, at the worst possible time of course, you will be ready for it with a quick change.
About Technical Issues
Having RV issues? Connect with others who have been in your shoes.24,369 PostsLatest Activity: Jan 12, 2018