20 Most Recent Pentair IntelliFlo VS-3050 & VS+SVRS Variable Speed Pump - Questions & Answers

need more info will pump motor spin freely if not turn by hand remove cover on back of motor sometimes they lock up with power off turn by hand a few times then try with power

Check your flow switch and connections + redo or replace

is pump hooked up correctly see instructions if 240 volt or 120 volt

If the supply cable it getting hot then it sounds like its not rated high enough for the current and could have burnt out.

What size and type of protection have you got on the circuit thats supplying the pump and do you know the cable size (CSA - Cross Section Area - 1mmSQ. 1.5mmSQ etc) and what is the length of the supply cable.

Do you have a multimeter or continuity meter to carry out some test?