
Jet Pump For Deep Wells
Taizhou Sunlight Electric Machinery & Pump Industry CO.,Ltd was established in 1995 , which specialized in research, development and manufaturing peripheral pump,centrifugal pump,Jet pump,submersible pump,deep well submersible pump,booster pump , air compressor &mold etcs.Construction area 50,000 square meters ,300 employees ,Sale 900,000 pcs all kinds of water pump &150,000pcs air compressor in 2022.
Why Choose Us
Our factory
Construction area 50,000 square meters ,300 employees ,Sale 900,000 pcs all kinds of water pump &150,000pcs air compressor in 2022.
Our certification
Our company has past management system authentication ISO9001-2015,produts have won the CE certification,CCC authentication.
Sales market
The products are far sold to countries such as South America,Eastern Europe,Asia etc market.
Our products
We manufaturing peripheral pump,centrifugal pump,Jet pump,submersible pump,deep well submersible pump,booster pump , air compressor &mold etcs.
·Jet pump
·Self-priming
·Liquid pumped up to 60℃
·Clean water with little impurities, non-corrosive liquid
·Jet pump
·Self-priming
·Liquid pumped up to 60℃
·Clean water with little impurities, non-corrosive liquid
·High head
.Jet pump
.Self-priming
·Liquid pumped up to 60℃
·Clean water with little impurities, non-corrosive liquid
·High head
What is Jet Pump For Deep Wells
Deep-well jet pumps are also above the ground, but they draw water by using two pipes. One of these pipes draws water out of the well, while the other pushes the water up. A deep well jet pump sucks up water from depths as great as 110 feet, and a foot valve is necessary for priming the pipe.

- Simple structure, small size, light weight and low price;
- It is convenient for on-site processing, easy to install, and simple to maintain;
- No moving parts, easy to open and close, when the suction port is completely exposed to the water surface, there is no danger when the flow is cut off;
- Sludge or other liquids containing particles can be lifted;
- It can work in series with centrifugal pumps to get water from large wells or deep wells.
Components of Jet Pump For Deep Wells
Pressure switch – Electrical switch that makes contact to start the pump when the pressure drops to the "cut-in" pressure setting and breaks contact to stop the pump when the pressure reaches the "cut-out" setting
Impeller – Considered the only moving part of a jet pump, which is attached to the shaft and driven by the motor. The impeller moves water, called drive water. Water enters the eye of the impeller and is thrown out by centrifugal force. As water leaves the eye of the impeller, a low pressure area is created, causing more liquid to flow toward the inlet because of atmospheric pressure and centrifugal force.
Diffuser – Houses the impeller and is made up of a set of stationaryvanes
Motor – Drives the pump
Venturi – Changes the high speed jet stream back to a high pressure for delivery to the centrifugal pump. To be effective, the venturi must be combined with a nozzle.
Nozzle – Receives water at a high pressure. The greatly increased water speed plus the low pressure around the nozzle tip is with causes suction to develop around the jet nozzle. Water around a jet nozzle is drawn into the water stream and carried along with it. To be effective, the nozzle must be combined with a venturi.
Housing materials for jet pumps include plastics, steel alloys, and cast iron.
- Plastics, including polypropylene (PP), polyvinyl chloride (PVC), acrylic, and polytetrafluoroethylene (PTFE), are less expensive and provide resistance to corrosion and a broad range of chemicals.
- Steel alloys, including stainless steel, are stronger and more abrasion resistant than plastics and provide good corrosion and chemical resistance.
- Cast iron provides high strength and abrasion resistance.

Process of Jet Pump For Deep Wells
Priming
Short offset
Fill suction and drive lines with water and connect to pump.
Fill pump casing with water.
Replace priming plug, do not tighten.
Close pump control valve.
Start the pump (air will bubble around priming plug).
When bubbling stops, stop the pump. Refill the pump casing. Repeat Step 5.
When the pump is primed, water will flow continuously under pressure around the priming plug, which should then be tightened.
Adjust the pump control valve so the pump does not produce faster than the safe yield of the well.
If a precharged type pressure tank is used, Pressure Tanks for precharging the tank.
Long offsets
Connect drive line to the pump.
Temporarily connect a short length of pipe with a foot valve to the suction tapping of the pump. Submerge the foot valve in a tub of water.
The suction line from the injector is directed to return the water flow to the tub.
Close pump control valve. Fill the pump casing with water.
Start the pump (water will be drawn from the tub and forced down the drive line).
Add enough water to the tub to keep the foot valve submerged.
When the pump begins to add more water to the tub than is being pumped out, stop the pump.
Disconnect the short temporary suction line and connect the regular suction line to the pump. Fill the pump casing with water.
Start the pump. Open the pump control valve slowly. Operate until all air pockets have been worked from the system.
Adjust the pump control valve so the pump cannot produce faster than the safe yield of the well.
If a precharge type pressure tank is used, Pressure Tanks for precharging the pressure tank.
How to Maintain Jet Pump For Deep Wells
The efficiency and durability of a well pump can be significantly influenced by how it is maintained. You should ensure that the pump's impellers and other internal parts are regularly checked for possible damage or wear and tear. This is necessary to ensure that the pump will function properly. Also, the well pump should be lubricated on a regular basis to minimize friction and wear.
Your safety is another paramount concern that should always come first when using a well pump. You should ensure that the pump is functioning correctly at all times to avoid possible injuries resulting from breakdowns or faulty operations. Well pumps that are regularly maintained are always safer to use than those that aren't. Remember that a well pump is a mechanical device that is bound to develop some faults after extended use. However, with proper maintenance, these faults can be detected and rectified in good time before they cause any harm.
Another considerable benefit of regular deep well pump repair and maintenance is that it helps to reduce overall repair costs. Most of the damages that occur to well pumps result from neglect and lack of proper maintenance. By ensuring that your pump is regularly serviced, you can be sure that any potential problems will be detected and rectified before they cause any major damage that would require expensive repairs.
The water quality you get from your well pump can be significantly improved by ensuring that the pump is regularly maintained. Regular maintenance will ensure that the pump is free of any contaminants that may have found their way into the system. This, in turn, will lead to improved water quality compared to what you would get from a pump that isn't regularly maintained.
Finally, regular maintenance and repair of your deep well pump can help to extend its overall lifespan. By ensuring that your pump is regularly serviced, you can be sure that it will serve you for a longer period of time before needing replacement.

A shallow well pump will pump water in a well or tank up to 25 feet (7.62m) and a deep well pump is used for wells generally up to 50 feet ( 24.38m) or even 80 feet deep. The pump will draw water from the well up to the surface and then pump the water to the required point.
Deep well pumps are often submersible pumps which push the water upwards to ground level whilst being controlled from ground level. A jet pressure pump which is a deep well pump will use two lines. One line will push water down into the well and the other will draw it out.
How to Choose a Replacement Well Pump
If your old well pump has suffered from wear and tear or motor burnout, think about these features to help you decide on a brand-new unit for your application:
1. Your existing well pump
The most convenient and efficient way to select the best pump for your property is to replace it with the same model you already have. Since you know a shallow jet pump can accommodate your well's depth and water pressure, you may want to buy another jet pump with better quality.
However, instead of replacing your pump with the same model, keep in mind that manufacturers have developed new models that feature better, more efficient technology, so you may want to consider upgrading. However, some older homes can't accommodate newer pump models, so you should check the performance chart and think about the other factors before making your decision.
2. The depth of your well
Consider how deep you're pulling water from underground to determine which well pump you need. As you browse for the appropriate well pump, check the packaging for the performance chart to make sure the product can accommodate your well's depth.
If you don't know how deep your well is, you can take a fishing line or piece of string with a weight at the bottom and lower it until you no longer feel the weight. This change indicates that the sinker is floating in the water instead of sustaining the force of gravity. Mark where the string meets ground level, pull it out of the well and measure the line so that you know the depth of the water.
3. The horsepower of your current pump
Besides the pump's well-depth ability, the performance chart will also include the unit's specifications, such as its horsepower. Generally, the more horsepower your pump has, the deeper it can go underground. More horsepower also increases pressure, allowing you to have a consistent water flow for each fixture of your home, farm or field.
Try to find a replacement pump that has a similar or higher horsepower than your existing unit. You might need more horsepower for your application if you have an additional person living in the house or you've installed a new appliance or fixture.
4. The voltage requirements of your property
Jet pumps run on electrical power by connecting to the circuit breaker of your home. They're typically dual voltage, and you can either set them for 230 volts or 115 volts to accommodate your property's electrical requirements. Find out the required voltage by checking the breaker box and locating your pump's control. A dual switch is 230 volt, and a single one is 115 volt.
5. The number of pipes coming out of your well
It may help to inspect how many pipes are outside of your well to figure out the water depth. You can look at your existing well pump to see how many lines connect to it. A shallow jet pump that can accommodate well depths of 0 to 25 feet has one pipe coming out of it, but a convertible jet pump for wells 26 to 110 feet deep attaches to two.
Our company has past management system authentication ISO9001-2015 and carries out the operation strictly according to the ISO9001 quality control system standard and focus on details of each quality.

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