Reply To: cistern pump problem Home › Forums › Public Forums › General Plumbing › cistern pump problem › Reply To: cistern pump problem 13 Sep 2003 at 11:41 pm #295138 Robert Stephen MortonParticipant kyham. what size pipe in the 120ft between pump & tank? What is its condition? Can it freeze up?Sounds to me that the friction in the delivery pipe is causing the cycling. Bob
