Sump pumps are normally used to pump clear liquid, such as ground water from a wet basement sump pit or graywater from a basement laundry sink. Our sump pump photo (left) is not a wonderful installation, but you can see the pump motor (red arrow), pump float switch (orange arrow), ...
How often should you replace a sump pump? Sump pumps typically last around 10 years, but this can vary based on their usage, maintenance and quality. What is the most common reason for sump pump failure? The most common reasons include power failure, a stuck switch or a clogged intake, ...
Every sump pit contains a “float switch.” The float switch works the same way as the float switch in your toilet (imagine that)—when the water level gets to a certain point, the pump activates to pump it up and out, away from your house. In other words, it’s a protection agains...
he also added a float switch to control the pump, but found that the rapid cycle time made his measurements useless. Luckily the unit used a 555 timer to control the pump’s run time after triggering, so a simple calculation of the right RC values and a little solder job let him increa...
Sump pump normal operation: if the sump pump does not run when water lifts the float switch, or if the water level is high in the sump pit and the sump pump is not running, the system needs repair. The problem could be a clogged sump discharge line, stuck check valve, a failing or...
It rests on the water’s surface and lifts when the water rises to trigger the switch that turns on the pump. Check that the float and the arm are not stuck or tangled. If they are, turn off the power and untangle them. Determine if the discharge pipe is clogged. The sump pump ...
tripped breaker in electrical panel, blown fuse or tripped / failing GFCI outlet if used for circuit protection not responding floating switch (blocked / stuck in “down” position, damaged) damaged / jammed house sump pump impeller broken impeller shaft ...
The amount of water in the sump pit may be too much for the sump pump to remove. If the pump is overwhelmed, it may be damaged. Switch failure When the water lifts the float ball, the float switch activates. Switch failure occurs when the float ball is stuck and is not activated by...
3857517ANTI-SIPHON AND PUMP PRIMING FOR SEWAGE GRINDER PUMP1974-12-31Grace et al.241/36 RE28104N/AAugust, 1974Grace241/36 3733449PUMP PROTECTION SYSTEM WITH PRESSURE RESPONSIVE SWITCH AND FLOAT VALVE1973-05-15Parker200/81R 3667692PUMP STORAGE GRINDER1972-06-06Grace241/36 ...