Search results

Well, top up pressure to about 1.5 with grey hook, when the unit is cold convert red hook to 1, then keep grey hook above this mark. Always check out stress when unit is in freezing mode or you will get a wrong reading.

Yeah! I'm agree with you! A typical mistake many home owners & inexperienced plumbers make, is using too small of a pipe for the circulation amount of their pump. Always use the same dimension pipe, or even bigger as the discharge port on the pumps.