Running standby pumps. Is it a good idea? Vol 17 #03

If there were a simple answer to this question, it would never come up. The more I look into the subject, the more I'm convinced that there is no easy answer. Let's look at both sides. We'll begin with reasons for alternating pumps:

People that do not believe in alternating pumps also have some compelling arguments:

Most knowledgeable people agree that pumps with long shafts should be turned over on a regular basis to prevent "sag." Jacking gear is often provided to do this.

If you decide that alternating pump makes sense to you, be careful that you do not run the pumps for the same amount of time, or they will both wear out with the same amount of hours.

 

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