Pump hammering after installing accumulator
I have a class B with a nearly new pump (Shurflo 4008, installed about 1 year ago). Even with the bypass, running the sink caused pump cycling to a degree though not as bad as it was with the old 3 ch...
Forum Discussion
Trackrig wrote:
I'm not sure what you mean by a bypass pump? I'm using the Shurflow pump that was already in the MH's water system.
Bill
The 4008 and others have an internal bypass valve that allows it to maintain pressure without cycling on/off. Sometimes, at certain flow rates, it can be quite noisy.
With ours, it only gets noisy when running cold water. The 6g hot water tank seems to buffer it when pumping hot water. My guess is that the OP would be better off with a bigger pressure tank.
