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  2. Flushometer - Wikipedia

    en.wikipedia.org/wiki/Flushometer

    Because the water is gradually shut off, slower water at the end of the cycle that will not activate the siphon serves to refill the bowl. The valve cannot be kept open by holding the flush lever in the activated position, wasting water, because this only sends the main cylinder valve all the way up to its topmost shut off position.

  3. Float switch - Wikipedia

    en.wikipedia.org/wiki/Float_switch

    That is, the switch's "turn on" point may be much higher than the "shut off" point. This minimizes the on-off cycling of the associated pump. [2] Some float switches contain a two-stage switch. As liquid rises to the trigger point of the first stage, the associated pump is activated.

  4. Glossary of firefighting equipment - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_firefighting...

    Rotated the other direction, it will produce a jet of water; and at the end of rotation the water will be shut off. The shut off option can not be used for a long time as line is charged with pressure and it may burst the hose line. Landon hand control diffuser: This branch is fitted with a handle. Moving handle we get fog, spray, jet and shut off.

  5. Ballcock - Wikipedia

    en.wikipedia.org/wiki/Ballcock

    The valve is connected to the incoming water supply, and is opened and closed by the lever which has the float mounted on the end. When the water level rises, the float rises with it; once it rises to a pre-set level, the mechanism forces the lever to close the valve and shut off the water flow.

  6. Earth-leakage protection device - Wikipedia

    en.wikipedia.org/wiki/Earth-leakage_protection...

    A voltage-operated ELCB detects a rise in potential between the protected interconnected metalwork (equipment frames, conduits, enclosures) and a distant isolated Earth reference electrode. They operate at a detected potential of around 50 volts to open a main breaker and isolate the supply from the protected premises. [1]

  7. 25 of the best Walmart sales of the week: Apple gadgets ... - AOL

    www.aol.com/lifestyle/the-best-walmart-sales-of...

    Walmart's sale section is overflowing with flash deals up to 65% off. From a $100 electric snow shovel to an iPhone 13 for under $250, keep scrolling for even more of the best sales at Walmart ...

  8. Water detector - Wikipedia

    en.wikipedia.org/wiki/Water_detector

    A water detector is an electronic device that is designed to detect the presence of water for purposes such as to provide an alert in time to allow the prevention of water leakage. A common design is a small cable or device that lies flat on a floor and relies on the electrical conductivity of water to decrease the resistance across two contacts.

  9. Unplug These Appliances That Hike Up Your Electricity Bill - AOL

    www.aol.com/unplug-appliances-hike-electricity...

    8. Aquarium Average Wattage: 4-104 watts Cost per Year: $4-$104 The main culprit of energy usage in your aquarium is the heater. Although you might not be able to unplug it depending on the ...

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