Grundfos circulating pump troubleshooting The Pump Spare Part Finder gives you easy access to available spare parts for specific water pumps. Excessive wear of bearings (rattling). Discover a range of online engineering, installation and operation tools and up-to-date pump design information that can assist you in your work today, and help you work smarter over the long run. The fuse of the pump's electrical supply line has tripped. I'm having some problems with it now, as it's no longer providing hot water as quickly as it used to. Inspect for blockages or debris in the system. It runs for 12hours each day and has been that way for at least 4 years we have been living here. Please check before you touch the pump with your ear. Video – Repair of circulation pump with your own hands, step-by-step instructions. Via a live video transmission, one of our technical To troubleshoot a Grundfos circulation pump, check for power supply issues and ensure the pump is not air-locked. Our team of highly skilled service technicians can resolve any kind of pump problem, while ensuring that you get the maximum performance from every pump and pump system. the pump, and lower the cover over the shaft and home on the outer sleeve. Access our self-service tool to search out a wide range of instant information on quotations, requests, spare parts and more. Correct me if I’m wrong but this seems to be the way to go with circulating pumps. Your 24/7 self-service tool. Grundfos will not be liable for damage or wear to products caused by abnormal operating conditions, accident, abuse, misuse, unauthorized alteration or repair, or if the product was not installed in accordance with Grundfos If there is a multi-pump communication fault, you can also get more information on the pump display or by referring to the booklet. Noisy Operation. The pump needs to be replaced. 6. It was already installed in my condo when I moved in. . Aug 6, 2022 · We have been using Grundfos UP15-10SU7P/TLC recirculating pump with our water heater for about 10 years. 9. The answers you need, when you need them Access our self-service tools to search out a wide range of instant information on prices, availability, pump replacements and more. Air in the pump. If the pump is blocked you can see more information on the pump display and in the booklet. Circulating pumps give our house a faster flow of hot water suppl See full list on grundfos. The following information is available: Product number for the spare parts Details of service kit contents. 7. Let our experts guide you through the installation, repair and maintenance of your Grundfos pump. Here you can find the right circulator pump for your heating, cooling and hot water recirculation needs. I have a circulating pump (UPS15-58FC, 3-Speed Circulator Pump, 1/25 HP, 115 volt - draws less than an amp that I had running for a month or so off and on a timer. If an "RCD" fault current circuit breaker has been installed in the pump's electrical supply line, it has tripped. Discover a range of online engineering, installation and operation tools and up-to-date pump design information that can assist you in your work today, and help you work smarter Here we show how to repair a Grundfos Medium CR, CRI, and CRN pump. These include: Airlocks in the pump — knocking, metal clanking noise; Pump shaft isn’t horizontal A Grundfos boosting pump offers an easy-to-install, energy-efficient pump solution for both plumbing situations. In this video, we bring you a step-by-step Grundfos circulating pump Troubleshooting guide. Grundfos circulating pump troubleshooting. 3. Fit the included gaskets and ensure that the Alpha2 is mounted correctly before tightening the pump unions. My water has been shut off a few times recently for some construction work in the area and now it doesn't work. Avoid running the pump without load, as this can lead to overheating. Check the voltage and ensure it matches the pump specifications. Sti. We will explain how to fix the issue and, if it is not possible to do the fix yourself, we will give you a ballpark indication of what you can expect a fix to cost. How to replace the cartridge in a Grundfos UP-15 pump. UP15 Series water pump pdf manual download. Keep your system up and running with our wide range of pump repair services. Also for: Up series, Up 26-120u, Up 26-116, Up26 series, Up 15-100f, Ups 15-35. Wait until the boiler temperature reaches the required level at which the pump should cut in, and then check the device. If these measures do not have the desired effect, please call your specialist technician. 3. Overview of common problems. RED means alarm. I'm not very knowledgeable about plumbing from a DIY perspective, so I could use some help here. Step 1: Go to Grundfos Product Center. In many cases after your central Next, isolate the pump by closing its two shut-off valves. Before beginning installation, perform the following checks. Possible cause of fault. 3 Pre-installation checklist. To fix this, throttle the pressure-side valves until the noises are eliminated. This way you can listen to the pump like a doctor with a stethoscope. Learn how to troubleshoot your MAGNA3 circulator pump. UP 10-16 Comfort PM, PM Auto The UP 10-16 pump is designed for recirculation of domestic hot water in single-family homes with dedicated hot-water Whichever situation you’re in, you can find the pump troubleshooting guide you’re looking for in 3 possible places: Grundfos Product Center; the Grundfos for Engineers Search Engine; and the Grundfos GO Remote app. 8. The pump begins automatically when water is needed. Learn more from Trade Boiler Parts. São Bernardo do Campo - SP Bulgaria Canada COLOMBIA GRUNDFOS Pumps Eesti OÜ OY GRUNDFOS Pumput AB GRUNDFOS GMBH GRUNDFOS Hellas A. Maintenance Tips. GRUNDFOS' liability under this warranty shall be limited to repairing or replacing at GRUNDFOS' option, without How to free a jammed central heating pump east step by step tutorial, Another simple DIY video to help save you some money. For the past 4 years it has been working great. Pump used for circulation in the heating system. Having an idea about Grundfos pump troubleshooting, in general, is very useful. Visit our YouTube site for training videos, as well as case studies and features and benefits videos. 77). Today we are going to cover how to replace a faulty central heating pump. Performing manual circulation May 13, 2020 · In this guide, we will detail the most common heating pump problems. Mar 25, 2023 · Grundfos Hot Water Recirculating Pump Troubleshooting: Step-by-Step Instructions . In this case, we’re removing the whole pump - but in some cases it may actually only be necessary to replace the pump head. The water in the system is boiling because the pump is undersized. Nov 20, 2020 · If it's winter where you are and the central heating pump has stopped working, then it's time to take action and do this easy temporary fix to get you warm a Possible cause of fault. 36), and tighten them to these torques: CRI: 50 Nm. Grundfos circulation pumps are essential for efficient water heating systems. However, like it is usual for any house appliances to malfunction and Grundfos pumps are no exception. Discover a range of online engineering, installation and operation tools and up-to-date pump design information that can assist you in your work today, and help you work smarter I take apart the Grundfos compact circulating pump for hot water boilers. This video i May 27, 2020 · The pump uses two temperature sensors, one within the pump and the other connected to the pump by a cable installed in the hot-water flow pipe. If you’re experiencing issues with your Grundfos circulating pump, you’re not alone. Find how-to guides, videos, FAQs and related services to help you with repair and maintenance of your Grundfos products. Alpha and UPSe pumps have been designed with intuitive troubleshooting, warning, and alarm functions to help you quickly and easily identify and overcome pump problems. UPS 15, 26, 43 circulator pumps manufactured by GRUNDFOS PUMPS CORPORATION (GRUNDFOS) are warranted to the original user only to be free of defects in material and workmanship for a period of 36 months from date of manufacture. The different sectio To find troubleshooting instructions for the Grundfos UPS 15-58 FC heat pump in the manual, follow these steps: 1. B. This video is part of the heating and cooling series of training videos made to acco The operating instructions provided with every Grundfos product contain relevant troubleshooting information. " 4. Why is my circulating pump making noise? There is a number of problems that can cause the circulator pump to make unusual noises. One of the most common reasons behind a noisy circulating pump is that it’s Grundfos circulating pump troubleshooting. The pump works best when the depth is less than 26 feet. This includes the 10, 15, and 20 series pumps. 0. 71,451 Satisfied Customers At the Grundfos Product Center, you can quickly and easily find pump installation guides, pump manuals, and all the technical data you need to keep your system working its best. Lubricate the O-ring (pos. Sep 20, 2022 · I have a Grundfos UP 15-18SU hot water recirculating pump to distribute hot water from my hot water heater throughout our 3600sqft house to showers and faucets. These instructions describe not only installation, operation and maintenance, but also include a dedicated section to assist in troubleshooting general problems that arise during use. Romania GRUNDFOS AB GRUNDFOS Pumpen AG GRUNDFOS POMPA San. There is a hot water recirculating pump installed (Grundfos UP 15-10 pump). Wet rotor pump design. experience as a licensed oil & gas technician. The pump is installed in the hot-water return pipe. 1 Applications Dec 4, 2020 · Got a problem in your pump system? With Grundfos Remote Support, you’ll get fast and easy online support. The pumps may be oversized for the system in question. Turn the fuse back on. Moved into a house recently that was built in 2006. Select ‘Catalog’. Navigate to the table of contents section of the manual. Option 1: Use Grundfos Product Center. Sep 28, 2024 · Caution: The pump may be hot. This is a fairly easy task to do given you follow the advice on the video, If you a Aug 23, 2018 · To troubleshoot the circulator pump, you will first need to make sure that the boiler is already hot (if not, it is a thermostat problem), but the hot water is not being moved out of the tank. You can search for pump spare parts or service kits. Ltd. If it is green, all is ok and there are no warnings or alarms. Lubricate the shaft with O-ring grease. In order to vent the pump rapidly, set the pump to maximum speed and let it run for half an hour. Pump stopped. Fit the pump head including the cover (pos. GRUNDFOS Pumps Pty. The Alpha and UPSe pump displays can show a yellow or red LED light: YELLOW means warning. Grundfos circulator pumps are designed for best-in-class efficiency with low maintenance. by Grundfos, are subject to the warranty provided by the manufacturer of said products and not by Grundfos' warranty. Look for a chapter or section titled "Troubleshooting" or "Fault Finding. Open the manual for the Grundfos UPS 15-58 FC heat pump. Take care to ensure the pump is not dropped or mishandled; dropping will damage the pump. Fit the nuts (pos. Our detailed troubleshooting guide provides step-by-step instructions to help plumbers, heating professionals, and homeowners efficiently address pump problems. View and Download Grundfos UP15 Series instructions manual online. Feb 10, 2023 · A circulating pump could be noisy for a lot of reasons. Design of circulation pumps. It is safer, for example, to hold a screwdriver with one end against the bleed screw of the pump (red arrow) and with the other end against your ear. Grundfos Watch the tutorial video to find out more about the technologies used in circulating pump repair. The Grundfos eye at the top of the display indicates the status of the pump. Find practical solutions for common issues with your Grundfos UPS3 pump. Grundfos magna3 d 50 150 f pumps enhance these systems by maintaining optimal water flow and temperature control. Grundfos videos. com Mar 9, 2024 · When troubleshooting Grundfos circulation pumps, it’s essential to be aware of common issues that can arise. Switch the "RCD" back on. Once you enter Grundfos Product Center, you will see a menu with four colored categories at the top. Link to explore more details in Grundfos Product Center Nov 2, 2021 · My Grundfos UPS15-58FC has become a bit noisy when operational. This video shows how to change the mecha Find out how to repair and maintain your pumps and pump systems Look for how to guides here to find quick and easy guidance and support for all phases of your project. Enter the product for which you want to troubleshoot in the search bar at the top. Last night we were not getting hot water and I thought perhaps the water heater may Aug 6, 2022 · We have been using Grundfos UP15-10SU7P/TLC recirculating pump with our water heater for about 10 years. 2. How to fix Broken Circulator Pump - Taco 007 Boiler Pump RepairThis quick fix can help repair before replacing a noisy or broken circulator pump. Common Issues with Grundfos Hot Water Recirculating Pump. But, to help you avoid such mishaps, we bring you a step-by-step Grundfos circulating pump Troubleshooting guide. In this article, we’ll discuss common performance problems that can occur with Grundfos pumps and provide troubleshooting tips to help you resolve them. Here’s a list of the common reasons why your circulating pump might be making noise with solutions: Your Pump is Airlocked . India Korea Mexico Parque Industrial Stiva Aeropuerto Netherlands GRUNDFOS Pumps NZ Ltd. Note the pump's control setting on the display. Look for how to guides here to find quick and easy guidance and support for all phases of your project. Grundfos is one of the biggest household hot water recirculating pump manufacturers. ve Tic. MBA Corporation's Mark Krumnow introduces the Grundfos UP 16 hot water recirculation pump. So here are the most common heating pump problems we ran into. I wired a temperature controller (Inkbird All-Purpose Digital Temperature Controller Fahrenheit &Centigrade Thermostat w Sensor 2 Relays ITC-1000 - relay contact capacity = 10 A) to Here we show how to repair a Grundfos Medium CR, CRI, and CRN pump. Compared to conventional circulators, they cut energy consumption by up to 80 %, while delivering noise-free performance. Grundfos hot water recirculating pumps can encounter several issues that affect their performance and efficiency. I would like to try and bleed the air out of it. If your Grundfos circulation pump is making unusual noises, it may be due to air trapped in the system or a worn-out Mar 11, 2025 · And in this case, Grundfos pumps excel in reliable and long-lasting service. This can be remedied by installing a larger pump. You can now remove your old pump from the pipework. The Grundfos ALPHA ensures reliable operation, and immediate access to hot water, minimizing energy and water consumption. Its a part of my heating system and it starts to hum from time to time and this causes the pipe its on to vibrate. We had to replace their plastic valve with Aquamotion Flash by-pass valve and it has been working fine. They are all important for proper installation of the circulator pump. Last night we were not getting hot water and I thought perhaps the water heater may Defective pump. The pump is self-venting. Remedy. By understanding these issues, you can quickly identify and resolve any problems that may occur. A control panel on top of the device controls the pump. These pumps are commonly used in residential and commercial heating systems, and problems may arise due to various factors, such as lack of maintenance, wear and tear, or electrical issues. The circulating pump is a Grundfos UP 15-42FC, which is seizing and not circulating Rick | 50+ yrs. Again, if an internal fault has occurred, check the pump display, and check for turbine operation and unstable supply voltage. #1. 37b) with O-ring grease, and fit it in the cover (pos. Proper maintenance of your Grundfos pump can help prevent many of the issues mentioned above. Pump running but attention may be needed. CRN: 60 Nm. GRUNDFOS recirculating pump problem; Author: js264 (NV) I have a GRUNDFOS recirculating pump Type UP 15-10 B5/TLC. Mar 28, 2022 · Repairs can be as simple as removing an airlock, or as complex as replacing the circulating pump altogether. May 21, 2025 · If you’re experiencing problems with your Grundfos pump, it’s important to identify the cause and address it promptly to avoid further damage or disruptions to your system. GRUNDFOS Gulf Steps to Troubleshoot: Ensure that the pump has adequate cooling and that vents are not blocked. no damage has occurred to the pump during shipment. Diagram of pumping apparatus. See how a Grundfos service specialist dismantle and assemble Grundfos SP pump and find out what the job requires and how it is performed. E.
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