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How Does a Sump Pump Turn On?

Published in Home Improvement 2 mins read

A sump pump turns on when the water level in the sump pit reaches a predetermined height. This mechanism ensures that your basement remains dry and prevents flooding.

Here's a breakdown of how it works:

The Sump Pit

  • The sump pit is a shallow pit in your basement floor.
  • It's designed to collect water that seeps in through cracks in the foundation or from other sources.

The Float Switch

  • The float switch is a crucial component that triggers the sump pump.
  • It's attached to a buoyant ball or a lever arm.
  • As water rises in the sump pit, the float switch rises with it.
  • When the water reaches a certain level, the float switch activates a switch, sending a signal to the sump pump.

The Sump Pump

  • The sump pump is a motor-driven pump that sits within the sump pit.
  • When the float switch activates, the pump turns on and begins to expel water from the sump pit.
  • The pump typically discharges the water through a pipe that leads to a drain outside your house.

Additional Considerations

  • Some sump pumps have automatic backup systems that activate if the primary pump fails.
  • These systems usually include a battery-operated pump or a generator.
  • Regular maintenance is essential for keeping your sump pump functioning properly.
  • This includes checking the float switch, clearing debris from the pump and pit, and ensuring the discharge pipe is clear.

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