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
I had the exact problem and surmised that the bypass type pump does not interface well with an accumulator tank. I spent a lot of time messing with the pressure set screws on the pump and could not get it to work well. I think the accumulator somehow interferes with the way the bypass feature tapers off the flow of water/pressure....
Ended up replacing the pump with one of the older style non bypass types and it works great. I wouldn't be without the accumulator setup..
I'm sure that your hammering issue may stem from the fact that the pump isn't quite cycling correctly and you may have an additional problem with water lines rubbing somewhere...
Just some thoughts from personal experience....
Ended up replacing the pump with one of the older style non bypass types and it works great. I wouldn't be without the accumulator setup..
I'm sure that your hammering issue may stem from the fact that the pump isn't quite cycling correctly and you may have an additional problem with water lines rubbing somewhere...
Just some thoughts from personal experience....
