The real problem is that when the water level triggers the float, the switch contacts make redundant switching sequences – i.e. it bounces between open and closed states. The water pump also gets ...

Automatic Water Tank Pump Switch Hardware • Microcontroller Unit: The designed circuit shown here includes an Atmega328P-PU as the kernel, a number of LEDs to display the system status, a push button ...

Before you call a plumber, test for a bad switch. It's a $20 fix you can do yourself. The post How to Fix a Sewage Ejection Pump appeared first on Family Handyman.

A tethered float switch is a floating ball attached to the pump by a cord. It pivots as the water level rises, allowing a steel ball inside it to trip the switch.

Last July, torrential rainstorms caused nearly $1 billion in insured damages across the Greater Toronto Area, flooding roads, ...

Check the float switch Like a toilet, sump pumps are designed with a “float” that triggers the pump cycle. This is exactly what it sounds like: A plastic ball that floats on top of the water.

CR tested popular brands of sump pump backup systems to find the ones that will keep your basement dry in the worst weather conditions.

THE DOUBLE FLOAT MASTER PUMP SWITCH has an enhanced pumping range of 3" to 48". It consists of two narrow-angle mechanical floats and a splice tube. The tube contains a holding relay which enables the ...

When the water pressure drops to a certain level, the switch senses more water is needed, and spring-loaded electrical parts make contact, turning on the well pump.

It ran fine until it drained all the water, but then it did not turn off, which was caused by a plastic disc holding up the pump float switch which had fallen into the pit.