Why did this pump break??
Went to winterize my fiver last weekend and when I tried to pump the antifreeze through the system I got no action. Took the pump out and took it apart to find this. The pump worked f...
Forum Discussion
Dog Folks wrote:renoman69 wrote:
I've already bought a new one but this pump was not "not used" but used sparingly and the type of failure is more than a bit unusual.
I agree. We used the same pump in business and had a lot of them on the road. Never seen a failure like that.
Actually this is not all that unusual a failure. While not as frequent as switch or motor problems, we see a few each year. Usually when there leak between the diaphragm and the motor housing, the motor will seize because there is no seal on the motor shaft. On occasion if just the wobble plate bearing seizes, this type of destruction will occur. We sell several hundred diaphragm pumps each year and have seen just about every possible failure.
