No you don't need a tank to simply pump water from a lake. You would only need a tank if your using a pressure switch to turn the pump on and off.
You just need to adjust the pressure switch on the pump to your desired pressure...typically around 50 psi. Sometimes the springs in the pressure switch get old, and just need tightening.
you would need a tool which is called a pressure tester, if you see a leak from the water pump during the test then your water pump is bad and need to be replaced a.s.a.p
So that you will have water pressure from gravity.
When the pump is not running, the water pressure at the output pipe of the pump will be equal to the static pressure of the water source acting on the pipe. This static pressure varies depending on the elevation and depth of the water source.
There is normally not a pump on a water heater. The water is moved through normal water pressure. If you are having problems with getting hot water through, it may be that the pipes are corroding or pinched, slowing the flow. Or the hot water heater itself is leaking.
There are many different ways to use a 'water pressure pump' . Any water pump will build up pressure, this is the basic principle of well pumps, and similar. Most are 'used' by a pressure switch which turns the pump on when pressure decreases to a certain point.
A ram pump uses the energy from flowing water to pump a portion of that water to a higher elevation. When water flows into the pump, it creates pressure that forces a valve to close, causing water to be pushed up and out of the pump. This process repeats, allowing the pump to operate without the need for external power sources.
a 2 to 5 gpm [gal per minuit ] pump, you don,t have city water ? if your on a standard water supply, you don,t need a extra pump, if your on a well then I have a deep well pump in mine that gives me 70 lbs of pressure,
A pressure switch for a well pump is a device that turns the pump on and off based on the water pressure in the system. When the pressure drops below a certain level, the switch activates the pump to increase the pressure. Once the pressure reaches a set point, the switch turns off the pump to maintain a consistent water pressure in the system.
The function of a water pump pressure switch in a plumbing system is to automatically control the operation of the water pump based on the water pressure in the system. When the pressure drops below a certain level, the switch activates the pump to increase the pressure, and when the pressure reaches a set point, the switch turns off the pump to prevent over-pressurization.
A well pump system diagram typically shows a well, pump, pressure tank, and pipes. The pump draws water from the well and sends it to the pressure tank, which stores the water under pressure. When a faucet is turned on, the pressure tank releases water through the pipes to the faucet. The pump then refills the pressure tank as needed to maintain water pressure in the system.
The inlet pressure can be as low as 45 PSI as long as there is a flow of about 3 gpm. The pump will easily pump it to 1500 psi through the appropriate nozzle