New Pool Pump Motor Overheating

I can smell a burned smell and the cover of the motor is burned black on half of it.

New pool pump motor overheating.

Instead of only having off and full speed as your two speed settings a variable speed pump works just like a light dimmer switch and allows you to run the motor at any rpm speed that you choose. Most pool pump motors are designed to run off 115 or 230 volts. A pool pump motor uses insulation classified as level b that allows the motor s internal temperature to reach up to 256 degrees. The pump motor is connected to an intermatic t101r 24 hour mechanical timer.

Until recently i donâ t recall ever having a problem with the motor overheating and shutting down. So it could have been any one of these factors or some combination of them all amps service factor bad impeller. It was a learning experience for me i ll know now to check all of these things when replacing a motor. We ve had an aqua flo dominator pool pump with 3 4 hp model 15907000 for about 8 to 10 years â no heater or other peripherals.

The motor is also equipped with an overload protector which will shut down your motor in overheating scenarios. But even so a motor should never overheat on any point of its head curve. Smith pool pump motor about 4 years old and it keeps shutting off with about 3 hours of operation. Combine that with high cost of skilled labor in motor shops and the end result is that rewinding a motor and buying a brand new pool pump are reasonably close in cost.

An air conditioner or heat pump compressor motor may overheat or even be destroyed by having run with very long on cycles due to a refrigerant leak and a lost refrigerant charge. Install a valve on the water discharge line and reduce water flow to increase water pressure inside the pump itself. Why is my pool pump so hot. It will usually only overheat when the voltage is out of range or there is extra load on the impeller such as when bearings go bad or too large of an impeller.

If your pool was recently installed or if your pump was recently replaced it may be wired incorrectly. A pump motor will draw the maximum amperage on the right side of the head curve with low head loss and highest flow rate. The overload protector is a sure sign your motor is pulling too much juice and or overworking. A residential pool pump uses a standard electric motor which is usually between 1 2 hp up to and including 3 hp.

It is not uncommon for pumps with heat damage to run for a few days up to a year or more before they finally deteriorate to the point that you will need a new pump. If you can get a brand new pump for near to the same cost as rewinding the motor then a new pump is almost certainly a better option. I have a 1 h p a o.