Water Pressure Fluctuating [duplicate]


It's a matter of degree. As the pressure tank discharges, the water pressure will go down. When the pressure goes below a certain threshold, a pressure switch will turn on the pump, and the tank will start filling and raising the pressure. When the pressure goes above a different threshold, the switch will turn off the pump and the pressure should be maintained as long as no water is used. When water is used the pressure should fall slowly. The difference between the two thresholds is called the hysteresis; too little and the pump will be turning on too often and running too briefly, and too much and the pressure vary too much.

If the pressure fluctuates "too much" (where the speaker gets to define "too much") then it might be a problem with the pressure tank, the pump pressure thresholds, or (escape clause!) something else. But that all depends on what the system is designed for. In a recreational vehicle, the water pump generally turns on as soon as you turn on a faucet,...

0 0

Newbie homeowner needs help!

Looks like I'm going to be looking for a plumber soon, so I'd like to have some kind of idea in advance what I'm looking at repair wise.

The water pressure keeps changing at the various faucets and fixtures in my house, today the toilet doesn't fill properly, tomorrow it might be fine but there will be no pressure at the kitchen sink, or the downstairs bathroom shower will go out for a few days. This is with only one fixture at a time being used and I'm at a loss to explain it. I've never heard of anything like this before.

I had all but a few hard to reach pipes switched over to pex a little over a year ago, might that have anything to do with it, unlikely as that seems?
I think I may also have a water heater problem because I have noticed small white particles in the water in the last few weeks. (Not a hard water area) Possible these particles have created a clog that is traveling through my lines?

Any ideas,...

0 0

A couple points.

1) I have used a cheap version of the gauge you are describing (in fact it is hooked to my well's pressure vessel right now) and I can tell you with absolute certainty that if the "current" gauge walks up and down the high record needle will walk well above what the actual high is and will quickly max out the meter. My theory is the cheap gauge allows enough friction that between the two needles for it to walk up. This has happened at two houses with two different water systems (city vs well). I NEVER and I do mean never saw it get that high (I would check randomly during the day, when showers were in use, when laundry was running, when I woke at 3AM to use the bathroom).

1-A) pressure relief valves (if they function properly) on water heater normally open at 150 PSI . . . has your opened? As you can tell I am inclined to believe that your reading is an error (not user error); but, if it is not it runs the risk of damaging valves in appliances (think...

0 0

Unless the pressure tank needs replacing then the costs will be minimal.

You can get a pressure guage at most home horror stores. They will be my the pump. IIRC they are less than $10. You want a 0-100 psi model.

You will need a few plumbing parts to plumb it in. That might be easy or hard depending on the type of pipes that you have and how they are arranged.

Connect the pressure guage and watch it and see if you have the pressure drop like I described.

Here is a link about checking a bladder tank and how to set the pressure.


Here are more resources.




0 0

Your heart works to make sure that your 5 or two liters of blood continue to pump throughout your body. High blood pressure is the force that your blood applies onto the walls of blood vessels, and medical professionals determine it to determine how healthy your blood vessels and heart are. It is normal to experience some variation in your high blood pressure throughout the day, however severe modifications may show another issue that needs to be had a look at. Many people won’t discover any symptoms with their fluctuating blood pressure, making it challenging to detect them. Here the post will assist you discover if your blood pressure is swinging and what you can do.

What Is Normal Blood Pressure?

Specialists agree that a healthy adult must have a blood pressure of less than 120 mmHg for their systolic pressure and under 80 mmHg for diastolic pressure. While people’s high blood pressure can change minute by minute, you have to chart the high blood pressure over an...

0 0

July 6, 20100 found this helpful

This would be a good question to ask your city office/water manager. They may have the answer, they may have to find the answer if you really have a problem. Sometimes water leaks, sometimes supply and demand (use) dominates the water pressure. I am 3 blocks from the tower and have great pressure.

Your indoor plumbing can be inspected to make sure all water pipes are code sized. We just changed out copper to PEX. My house is 100 years old. My son/husband spent a day doing this. Took about a week to decide on all parts needed including how much tubing, routing, etc.

July 7, 20100 found this helpful

I'm presuming you have city water access. You might consider who else is on the same water line. There are 3-5 households on our water line, we're 2nd in line, I think (one neighbor is closer to town.)

When our pressure drops, we figure someone else on the line is using water... taking a shower, having just flushed, or...

0 0
Inspect the Pressure Reducing Valve.

Homes on low ground often have a PRV installed where the line enters the building. This valve, usually shaped like a bell, reduces the supply of water to a safe pressure for your building. On a typical model, you can turn the screw or knob at the top of the PRV clockwise to increase water pressure.


It's best to turn this only a couple times, keeping track of the number of turns. Going too far can damage your plumbing.

[5]If adjusting the PRV doesn't make any difference, shut off the water supply and disassemble the valve. You may need to replace a part or the entire valve, or just clean the parts. Finding manufacturer instructions is recommended. Not all homes have a PRV, especially if the city water supply is low pressure or the building is on high...
0 0

Do you notice a sudden “drop” in water pressure whenever you turn on the taps? When you flush the toilet does it seem like it takes forever for it to refill? Fluctuating water pressure certainly can make it rough to use the plumbing every day. If you currently have this problem, don’t worry! It’s not very hard to figure out and fix. Here, let me show you.

Check all of the plumbing fixtures

You want to first inspect all of the plumbing fixtures in your home and verify if the water pressure maintains steady or not. Start by flushing all of the toilets and opening all your faucets including laundry tubs.

If the water pressure drops at all of the plumbing fixtures, that means you have a non-isolated problem. A water pressure reducing valve located after the water meter is probably the cause. If it’s only one or two fixtures, a bad shut-off valve, faucet aerator or clogged water pipe could be the cause.

Check the water pressure

If you...

0 0

Water pressure is a term used to describe the flow strength of water through a pipe or other type of channel. Indoor plumbing has made it an indispensable part of life for many places throughout the world, and therefore it is a concern for much of the planet's population. However, many may not understand how it works, or how it can be improved.

The pressure of water depends on its flow. The more water being pushed through a pipe, the more pressure there will be naturally. Many people prefer high water pressure to low, as faucet valves and other tools can help maintain the flow of water at a lower rate. However, if it is too low, there is little that can be done to improve the pressure.

As a result of this preference for higher water pressure, most people only become consciously aware of the pressure when it is no longer available. Fortunately, for those dealing with municipal water systems in more modern countries, this is rarely an issue. In most cases, when there is...

0 0

As foodservice establishments expand their beverage offerings, the increased water usage can adversely impact operational performance. This, coupled with fluctuating city water flow and pressure, can lead to inconsistent drink quality, poor beverage dispenser performance and premature exhaustion of water filter cartridges.

Pentair Shurflo offers a wide range of water pressure management systems. Our Water Boost Systems elevates the pressure up to 90 psi and stores the water under pressure in an accumulator tank. This ensures that there is enough pressurized water for all beverage system components during peak operating hours when the water pressure in the restaurant is likely to fluctuate. Our pump and accumulator tank systems maintain adequate, consistent water pressure to one or more dispensing valves, and are NSF, UL and CSA listed.

Water Pressure Reducing Valves (WPRV) are devices that are set to specific psi levels, with pressure ranges from 30 to 80 psi. The...

0 0
0 0

I'm a 22 year old female with recently discovered hypertension.

I do not smoke or drink, I have a limited caffeine intake, I have a relatively healthy diet, I excercise regularly, I am under no stress, and I have no family history of hypertension or anything related.

I have a very small renal history of scarring on one kidney from birth, but a recent ultrasound shows no worsening, and my kidney function is and always has been normal.

It was found at a routine contraceptive pill check that my blood pressure was elevated, (in particular, my diastolic - 110/100) so my GP changed my pill to the progesterone only pill. I was sent home with a home monitor and told to take my blood pressure twice a day, am & pm, for 2 weeks. I found fluctuations, from 110/70 to 160/110 and also fluctuations within readings taken minutes apart.

My GP sent me for tests:

Diabetes - no.

Kidney function - normal.

Liver function - normal.

Cholesterol -...

0 0
0 0

Conventional System

Private Well Pump System

A private water well is one of the best sources of water for your home, but it may not be the best source of water pressure. Homes with conventional private wells often experience inadequate or low water pressure for many reasons: low well levels, increased water usage, home addition or a new irrigation system. No matter what the cause, fluctuating water pressure and flow can disrupt the way your home works.

Private well systems are set up to run at a certain pressure per square inch (psi), which is typically 40 to 60 psi. The pump in your well is set to run at one speed, keeping the pressure in your tank at either 40 psi or 60 psi. When the pressure in your tank reaches 40 psi the pump starts and pumps water until the pressure reaches 60 psi and shuts off. As your family uses water in your home the pressure drops, and when the tank reaches 40 psi the pump starts again. When you use multiple water sources...

0 0
RSR 1000 PSI Water Injection

RSR Pro 1000 PSI Turbo Water Injection

It's the pumps. It's always the pumps. They can never be too small or too powerful, or, as they say, too rich or too thin. Usually they are fat and noisy or small and pitiful in their output. When they are fat and noisy and only come in one size they, most likely, are diaphragm pumps that crawled out of bilges on boats or escaped from agricultural spray systems.

Our high pressure pump pictured above to the left is small, is 1/3 the weight, and runs up to six times the pressure of the typical water injection kit pump pictured on the right. Higher pressures means far better atomization. It draws less that 3 amps @ 1000 psi.

Before we show you how we do this you need to know a bit about water injection's history and about RB Racing's history using water injection. Part numbers and pricing are listed below.

Part Numbers, Flow and Horsepower Ratings & Number of Nozzles

0 0