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    Pump impeller change

    Thanks for your informative answer. That explains a lot. I have a new impeller coming today. Thank goodness for Amazon.
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    Pump impeller change

    Well, what do you know. The old part # is 073126, not 073127 like the manual says. Good call. Either the wrong impeller was installed at Pentair or the manual is wrong. Either way, the impeller I have on there now is what the chart in the manual calls out - 073127 for a 3/4 HP Whisper Flow...
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    Pump impeller change

    I just replaced my pump motor, 3/4" H.P. Century, 56Y frame, and I also ordered new seals and a new impeller. The OEM part # on the impeller is Pentair 073127 and that is what I ordered. When I went to install it, I noticed the new impeller is slightly larger than the old one. I went ahead and...