Q. Can rotary type pumps be used to pump slurries? If so, should users be aware of any special precautions?
A common myth in the industry is that new pumps are shipped ready to “plug and play.” Assuming their new equipment has arrived fully equipped to run, end users often start new pumps with no oil in the bearings—one of the most common pumping mistakes.
Last month's column (Pumps & Systems, February 2014) reviewed the pump selection process and described how many users oversize pumps by adding design margins to account for unknown conditions present during the pump specification process.
For those of you old enough to remember Lawrence Welk, you’ll notice that the title of this brief column is the final quote from his show’s closing song. I am still a loyal fan of his reruns today.