Forum Discussion
Old-Biscuit
May 02, 2015Explorer III
jrnymn7 wrote:
If the pump's impeller is shattered, the pump would run continuously, and not move any water.
RV water pumps use diaphragms not impellers..........diaphragms barely move (1/8"). They therefore can run dry w/o damage. BUT they do not pump AIR very well at all.
About Technical Issues
Having RV issues? Connect with others who have been in your shoes.24,363 PostsLatest Activity: Mar 05, 2026