Most people learn the hard way that variable speed controllers and electronic controllers with flow switches are not the way to make pumps last longer.[/QUOT. Reviewed in the United States on August 6, 2020. I replaced it with the one off my old pump and am asking the seller to replace it as I plan on rebuilding my old pump. Very recommended. I am a professional plumbing contractor and just installed one of these pumps in a home with low water pressure.
No extra accessories are needed for operation. Hi Phil. The price from this seller currently is the best. Bearings shot. The only weakness is it has a cheap capacitor but we keep old pumps around for spare parts. Page 14. This is the only pump we use at our house and the other 5 houses we maintain on this tiny Caribbean island. We will see how long it performs! If you'd like to support the site, please allow ads. You can still see all customer reviews for the product. This pump was ordered in November 2014 and Im just now writing this review. JavaScript is disabled. We keep ordering them despite the lifetime of the pump because this is the best pump we have found for the money and for the salt air. You must log in or register to reply here. The government employees who don't know any better than to put caustic water into our pipelines are the problem. Pump Products 2019 | Tel. Grundfos MQ series booster pumps are multistage pumps that can be used in a wide variety of pressure boosting applications. Fixed, turn on again, works great. 
});, Your email address will not be published. We live on a hill with a 30 percent grade, and in seven years this is our third replacement pump. It is up to you to figure out that reducing or eliminating on/off cycling is the only way to make pumps last longer. $(document).ready(function(){
Are you sure you want to delete your template? But is could also just be a bad circuit board, which is also very common on those pumps. In the 25 years or so I have been keeping up with it I think Generation 11 or 12 is about right. Disabling it will result in some disabled or missing features. I kept saying we know how to insulate wires to prevent corona damage. You have already flagged this document.Thank you, for helping us keep this platform clean.The editors will have a look at it as soon as possible. Top subscription boxes right to your door, 1996-2022, Amazon.com, Inc. or its affiliates, Grundfos MQ3-45 1 HP Pressure Booster Pump, 115-volt, Learn more how customers reviews work on Amazon, See all details for Grundfos MQ3-45 1 HP Pressure Booster Pump, 115-volt. PM2 faulty if no voltage between Live.
Save my name, email, and website in this browser for the next time I comment. It also analyzed reviews to verify trustworthiness. A unique feature of this series is that the pumps operate according to the existing flow rate of a system. We found the exact replacement here. Every few months electronic technology gets better and they think the new "algorithms" will solve all the previous problems. All pumps are made to sell and have a short time fail date built in. "The MQ is equipped with both an internal flow switch and pressure switch. 
amend prices and specification without prior notice. While it does have some good features, I don't see it any different than a couple dozen other VFD type booster systems already on the market. My well pump is 350 ft from the house and I need a booster at the house to maintain good pressure. If any particular ad is your REASON for blocking ads, please let us know. Once installed, the pumps use smart operation to function and also operate at a low noise level. Please make sure that you are posting in the form of a question. It wont burn up because if its doesnt get water, it shuts itself off. Performing this action will revert the following features to their default settings: Performing this action will permanently remove your draft from Yumpu. I had to replace grundfos pump on artesian well water heat pump after 2 yrs. When I contacted Grundfos for warrenty repair, they provided local repair shop's phone number. 201-497-6596 | info@pumpproducts.com, Grundfos MQ Series Booster Pumps Buyers Guide & Review. Reviewed in the United States on November 27, 2014, This is number two we have purchased number one has given us six years of service we removed it to have it checked, We. Despite the robust components included with each unit, the MQ pump is compact, lightweight (less than 30 lbs.) I emailed Grundfos again, and they never replied. Your file is uploaded and ready to be published. Hooray! Reviewed in the United States on November 17, 2015, I returned the first pump, and the seller replaced it immediately with no additional charges. Livingston, West Lothian: Tel: 01506 461666, Fax: 01506 461555. Mine did arrive with a chip in the suction fitting where it was banging on the box because the carrier stood it on end. I hope I get longer use from my new one! I am very aware of the "federal mandates". Each unit is a complete all-in-one package that includes the pump, motor, diaphragm tank, pressure sensor, flow sensor, controller and check valve. 
This one I got from Big Frog must of been defective from the factory because it only lasted a little over 2 weeks. 
For a better experience, please enable JavaScript in your browser before proceeding. I put a letter in the box when I returned it to them requesting them to check out the problem and let me know what happened. Leighton Buzzard (Head Office): Grovebury Road, Leighton Buzzard. Customer Reviews, including Product Star Ratings help customers to learn more about the product and decide whether it is the right product for them. Average life for this pump in a very corrosive salt air environment is approximately 5 years. We had our pump for over 12 years before it gave up. All Grundfos MQ pumps are self-priming after the initial prime. I like this style of pump but I have owned 2 others and between the 2 of them they lasted over 20 years. Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software. Your email address will not be published. We might be able to do something about it. I do not recommend this product because manufacturer does not care about their customers. Leigh, Lancashire: Tel: 01942 263600, Fax: 01942 605970. Great price, delivered sooner than expected. Assumed it was dirt in water so put in 40 gal holding tank to allow sediment to drop. New pump short cycling after 2 yrs.pressure sensor shot or pipe blockage in the heat pump screwing up pressure and flow.your observation of 3 yr pump life cycle is pretty accurate to this pointplus I need a licensed plumber account to get one locally from our supplier. plus 700 bucks every two years is not what I would call economical.Seriously, Grundfos? Reviewed in the United States on September 1, 2019. We live atop a hill and find the pressure lower but doable without it. Fixed it, turned on again, ran great. And every 18 months or so the last generation is no longer available. The most recent one I have seen is the Scala, which replaced the Grundfos MQ discussed previously in this thread. $("td").css("border", "1px solid black")Reviewed in the United States on June 10, 2021. We moved into a brand new 15 home cul d sac and the houses have been here 3 yrs So far 3 homes with the pumps has had theirs leaked including us. We get it, but (1) terrylove.com can't live without ads, and (2) ad blockers can cause issues with videos and comments. It is up to you to figure out that reducing or eliminating on/off cycling is the only way to make pumps last longer. You are using an out of date browser. Just that pumping cool, clean, water, with a centrifugal pump is not one of them. Pressure gauges are cheap and readily available. MQ pumps are designed to service domestic water supply applications in homes, cabins, cottages, farms and gardens. Makes more money for the manufacturers. Salt air cant eat up the board cuz its epoxy sealed. Except it blew out the circuit breaker; old, I admit. Reviewed in the United States on February 17, 2019. Great price with Prime shipping and got it a day early so it was one less day of a dripping shower because of reduced pressure. DONT TRUST OTHER REVIEWS, READ MINE FIRST!!! It may not display this or other websites correctly. They're about a 3 yr unit under the best of conditions. I couldn't agree more. a)Check vessel precharge pressure and adjust to 90% of cut-in pressure setting. So every 18 months or so there is a new version (Generation 11 or something) hits the market. Tel: 01525 850000, Fax: 01525 850011. Bedfordshire LU7 4TL. When I called the shop, they don't do warrenty repairs. Thank you! That is my experience as well.
Reviewed in the United States on May 15, 2015. Reviews say these (expensive) pumps last only a few years. I watched the videos and looked at the specs. It looks like you're using an ad blocker. This one only lasted one year. This was a replacement for the existing Grundfos pump Ive had for around 9 years. It was one of the first residential size VFD's systems on the market. I also have a 11 stall horse barn with auto waterers so your product would not eliminate the huge 350 gallon storage tank that also serves as a contact tank for chlorinating the water to remove iron or the carbon filter to remove the chlorine. Your recently viewed items and featured recommendations, Select the department you want to search in, Reviewed in the United States on March 24, 2020. Pumps and Tanks Well Forum & Blog. Reviewed in the United States on October 15, 2020. I don't think I'll spend another $500 for another 3 yrs of faster hair rinses. 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Bought this pump to replace an identical one that lasted almost exactly 10 years. I bought a new one here in Gillette and it is still running fine. VFD's certainly have lots of good applications. Flow switches are not a reliable way to start a pump as you can see. And over the years they have gotten much better at these things. Yeah if the city pressure is 30 PSI, the pressure in the house is miserably low, but it is enough to keep the MQ from coming on. Easy to install, we paid plumbers before, and the pump started without any problems. I replaced my old unit with the same model to avoid new connections. We know how to filter dirty power. Old, more than fifty years old. They have replaced this pump with something different. It is the continuing policy of Grundfos to develop and, improve our products, and we reserve the right to. This unit was a lemon, and Grundfos does not stand by with their warrenty promise. To calculate the overall star rating and percentage breakdown by star, we dont use a simple average. Some have a garden hose thread, so one of those could screw to your laundry tub, water heater, or a hose valve. Grundfos MQ Series Booster Pump Product Overview, Grundfos MQ Series Booster Pump Product Guide, Grundfos MQ Series Booster Pump Instructions. Easy to install and they auto operate perfectly as a booster pump with town water when you live on a hill. I didn't hear back from them but as you probably know I got my money back. Thanks to this pump we have water pressure and no worries about weak electric circuitry or problems with water pipes. Makes more money for the manufacturers. Required fields are marked *. I wish you all the best. It wasn't a problem with Big Frog I think it was a factory issue. Your valve will not boost pressure. The replacement, Reviewed in the United States on September 30, 2014. It is a great on-demand pump. Water sensor switch. Its a single built in unit that takes up less space and it has a better lift compared to other pumps. As of Now, this pump is great, Simple to install and very quiet. Dont believe the other reviewers, trust my review please. and easy to install- it is essentially a plug and play system. These pumps are better than a shallow well pump with a pressure tank cuz this pump is way smarter. All pumps are made to sell and have a short time fail date built in. There are also federal mandates to add ethanol to our gasoline, even though it is energy negative. Worked on and with Grundfos pumps along with many other brands in the industrial field for years and they are a good pump but like any pump some will deteriorate faster if the conditions used in are destructive such as sediment saltwater chemicals etc. Check the fuse in the plug or switched fuse isolator. Another "federal mandate" was to make manufacturers take all the lead out of plumbing, even though lead is not the problem. VERY easy. They had "predictive PID algorithms" and all that stuff as well. Last two units lasted around five years. 
Water is life. This page works best with JavaScript. flow which is keeping the pump running on the flow switch. There are also subsidies and tax breaks given to wind energy companies, even though the wind generators have a 30 year payout and have to be completely rebuilt every 15 years, so they are also energy negative. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. Thanks. There are times in late summer drought where my well can't always deliver the 350 gallons from 'switch on' to 'switch off' Grundfos SP Pumps: "16S07-8" vs. "10S07-12", Immediate loss of ~PSI when pump kicks off. 1-800-429-0800 | Mon-Fri: 8:00 AM to 5:00 PM EST. Like another customer said "I must of got one of the good ones". : 1-800-429-0800 | Fax. Shop By Phone ! Close outlet isolating valve, the pump should stop. You are saying the same things I was saying back in 88-93 when I was working with VFD's. Residential and light commercial package cold water pressure booster set, Instruction Manual & Quick Guide Home Booster. I remember the Hays Pump from the mid 90's. Reviewed in the United States on December 8, 2019. Built-in safety features protect the pump from dry running, excessive temperature and overload conditions to ensure a long lasting operational life. Leighton Buzzard, Bedfordshire Tel: 01525 775402, Fax: 01525 775236. Hours later, the water pipes to the house broke. We know how to ground rotors to prevent eddy currents from destroying bearings, and on and on. Call our toll free number 1-800-429-0800 to speak to an expert today. This pump is not meant to last more than five years. If the pump stops, there is a system. Pump Products application engineers are standing by to help you find the right pump, as well as to provide price quotes, stocking availability and shipping information. After viewing product detail pages, look here to find an easy way to navigate back to pages you are interested in.