This Grundfos Cu 301 Service Manual, as one of the. USA. Newbie; Posts: 15; Grundfos CU301 retired « on: August 26, 2015, 10:01:17 PM » I installed a new CSV1A and pressure switch today and retired the still (surprisingly) working CU301 V2 from 2003. iPhones with Face ID, iPhone 8, and iPhone SE (2nd Gen): Press and release the Volume Up button, press and release the Volume Down button, then press and hold the Side button. Originally the well was rated at 40 gpm and pump would provide 18 -20 gpm continuous. Get water pump parts water pump maintenance accessories with free return and fast delivery. CU 301 is a control and communication unit developed for 3” SQE well pumps used in constant-pressure applications. Read more. Grundfos CU301 controller (set to maintain 70 psi) JetRite2 4. 00. The float switch will supply enough current for only the coil of the contactor so #12 will will be. A pressure transducer measures the pressure in a specific location in a system and converts it into a signal which can be read by an instrument, for example resistance, inductance or capacitance. Recíbelo el martes, 3 de enero. As valveman pointed out, you could disconnect the CU301 and replace it with a pressure switch if you want. Data may be subject to alterations without further notice. System in located in small crawlspace under the cottage. tommyboy2010 New Member. Learn how an easy and reliable remote-control tool makes life easier. CU 301 communicates with the pump via power line communication. Product Related Tools. Find helpful customer reviews and review ratings for Grundfos - CU301 Transducer at Amazon. Grundfos will not be liable for any costs of removal, installation, transportation, or any other charges which may arise in connection with a warranty claim. PDF Grundfos CU 301 Manual (Quick Start Guide) PDF Grundfos CU 301 Manual Detailed. Use that to replace the pressure transducer. #1. ; Page 11 Max. The CU 301 is a control and communication unit developed for SQE well pumps used in constant-pressure applications. Good to know. The SQ pump should still have the 5 seconds slow start even without the CU301. VAT) Description. Possibility of adjusting the pressure. 99. Our professional technicians have years of experience in diagnosing and correcting Weil McClain Boiler Ignition Faults, so you can be sure your boiler is running efficiently again in no time. E. A. 99. I just can't get it out of there to irrigate our property. CU 301. com' Subject: RE: Grundfos CU301 Servicing (The saga continues) Hi Robert Without. If the pump still works all you need is a PK1A control kit to replace the CU301 with something that is dependable and long lasting. Read our customers' stories about how they benefit from the Grundfos approach to intelligence, water and energy, or search Grundfos research & insights for more learning materials, articles, white papers, videos and much. The SQE series allows clients to install Grundfos CU 300 and CU 301 control panels. CU301 CONSTANT PRESSURE STATUS BOX. In Stock. Grundfos alpha2 connector has items of butt type waterproof connector and auto connector. We are experiencing intermittent issues on the site and are working to resolve this. The pressure drops until it reaches 20 PSI to 32 PSI (1. 1 Pressure setting This display shows the types of alarm that may occur. • 20 days ago. Their compact diameter enables these submersible borehole water pumps to be used in 3inch boreholes, or 4inch that. I recently heard that Grundfos was changing the programming to let the pump cycle on and off 1000 times at 15 PSI differential, to allow time for the controller to "find the signal". I’ve put a couple CSVs in and a lot of various VFDs including plenty of CU301/SQE combos. The lower the pressure the higher the flow from a given pump. eBay Money Back Guarantee. 12 £2,877. Is the power plug plugged in? Plug the pump into a different socket and check to see whether it works. 1. Now power up the pump, and switch it on from the timer. 2 bar), then starts the pump. 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. The CU301 User Interface is the easy to use command and control computer for operating the pump in constant pressure. With the Grundfos GO wireless device, you can even monitor and adjust the pump. I have had the Grundfos CU301 and 10SQE05-160 (10gpm 1/2hp 160' of head) in a 24" 40' bored well with 12gpm flow for 5 years with no issues until a month ago. Varianter. This pressure sensor is compatible with Grundfos CU301 and provides accurate pressure data and transfers the readings to the controller. The effective capacity of the internal bladder would vary a bit with pressure settings, but likely ~7 gal. For A Craft Brewer Focused On Quality Water, Grundfos Solved For Accuracy And Reliability. Alarm indication of pump operation by diodes on the front. Issues started one night where the CU301 indicated overload, I believe this happens in pumps built in electronics/VFD when the pump pulls more then 4. If you have a Grundfos Cu301 pump and it won’t turn on, the first thing to do is to check your power source. 30 Español (MX). 8 ZelenÆ a ŁervenÆ signÆlní LED dioda vestavìnÆ v tlaŁítku ON/OFF indikuje provozní stavy Łerpadla. USA. If your water pump keeps on running and won't shut off, 1. Observe these instructions for explosion-proof products. com tel. 96438650 0103 CU301 5 sec. Check. Manufacturer Part #96438895. Product Key Features. Water Wells & Pumps 🇨🇦. Once you enter Grundfos Product Center, you will see a menu with four colored categories at the top. Hopper & Sons Well Drilling uses Grundfos SQE constant pressure systems to ensure a reliable water supply for their customers. All information is copyright Grundfos. Grundfos GO Remote is used for installation, data monitoring, fault information and configuration of Grundfos pumps and systems, by radio or IR connections. Grundfos CU 301 Constant Pressure Kit; For use with Grundfos SQE Series 3" Submersible Well Pumps; CU 301 Intelligent Control Unit; Provides full control the SQE submersible pump; Constant Pressure Control; Controlled by signal from pressure sensor (Stainless Steel Sensor Included) Pressure Setpoint Adjustment (40-100 PSI) Suitable for: Domestic ground water intake. Read our customers' stories to learn how they benefit from the Grundfos approach to intelligence, water and energy. I tried turning off the power at the fuse box (to reset it)and it still doesn't work. Replace three phase motor and Subdrive® controller with a standard single phase motor and control. Otherwise you will see a drop in pressure before the pump gets. No results are available for the current selection. . The power comes from the circuit box (2 15amp breakers) into a Grundfos CU301 controller (then out to the pump). Using a standard 40'60 pressure switch and replacing the galvanized tank and air maker will solve your sulfur odor and iron problem without adding chemicals the same way it worked until. Switch the "RCD" back on. 95. He said the chip in there won’t communicate with the new pump so the actual controller is probably still alive. EN/. FR: Déclaration de conformité UE Nous, Grundfos, déclarons sous notre seule responsabilité, que le produit CU 301. However, the changing demand for water during the day. less than 2 years. 5. The SQE SmartFlo range works with SQE pumps available in 4 sizes: . 5" x 4. VAT. Write a Review. It seems to me a "20 gallon" pressure tank might be a total size. This is the worst choice as it will not address pump capacity at all. 5 hp, dry-running stop = 300 W. Ground water intake. CU 301. Grundfos Pumps Corporation 17100 W. The user simply chooses the desired water pressure by pressing the UP or DOWN arrows, and the CU301 does the rest. You commented that the variable speed pump could be hooked straight to the power supply. If it was a warranty replacement, maybe you can sell it on the Internet and pass the problem to someone else. You can easily change the system pressure by pressing the pressure buttons on the controler. understanding the CU 321. 6. Inspect the electrical box for blown fuses and tripped breakers. $299. Product Questions . The Franklin is OK, but will have plastic impellers where the Grundfos has Stainless Steel impellers. Grundfos is a well-respected manufacturer and seller of water pumps. lvdep988 (312) 100% positive feedback. CU 301 are designed for communication, monitoring and control of SQE submersible pumps in constant pressure applications. Disclaimer: The information about the Grundfos pump in this document may be outdated. Variants. essere sostituito da Grundfos o da un’officina di riparazione autorizzata. I have found that if I turn the power off, after a few hours, the. Products which are sold but not manufactured by Grundfos are subject to the warranty provided by the manu-facturer of said products and not by Grund fos' warranty. Jun 10, 2008. India Blackrock Korea GRUNDFOS Pumps NZ Ltd. The CU301 Controller and Transducer allow the Grundfos SQE Submersible Pumps to operate as "constant pressure" pumps. The CU301 controller is set to 60 PSI. Rotor & spray irrigation. A 1. Min. I have a cu301 system at my cottage. This is a variable speed pump and the sensor that is faulty is in the motor. O. Newer versions of the controller, version 7 especially are FAR more reliable. The CU 301 control unit provides: Full control of the SQE pumps. Horsepower: 1/3 hp. The Franklin is OK, but will have plastic impellers where the Grundfos has Stainless Steel impellers. Without releasing the Side button, hold down the Volume Down button for several seconds. This item: Grundfos - CU301 Transducer . The CU301 is not under warranty anymore, so you have to pay for a replacement. The PM2 Pressure Manager is a controller that allows your pump to operate "on demand". To send 230 directly to the pump, you would bypass the CU301 temporarily. Control Unit Grundfos cu300 Installation And Operating Instructions Manual 52 pages. I have just converted it to a PK1A cycle stop valve kit thinking maybe my controller was telling my pump to act the way it was. Documentation. 18510 kr. I have found that if I turn the power off, after a few hours, the. The CU301 Controller User Interface is the easy to use command and control computer for operating the pump in constant. 8 zobrazuje tlaŁítko ON/OFF na łídící jednotce CU301 je možno Obr. All 5SQE pumps are ideal for flows of gallons per minute. The CU 301 is an intelligent control unit which capable of monitoring and displaying the system’s performance continuously whilst also providing a variety of protection features that guarantee a. RRP: £3,597. Canada OY GRUNDFOS Pumput AB GRUNDFOS GMBH GRUNDFOS Hellas A. Grundfos cu 301 service manual The CU 301 control unit Be the first to review Grundfos CU 301 Control Box from pump development and production through to distribution and service Replacing another grundfos vfd sqe cu301 Cary I have had a Grundfos CU301 w a 15SQE 250 running my combined domestic and GWHP system for. Shut off the water supply on both sides of the pump. It provides constant-pressure monitoring with the help of a single signal of the sensor adjusting the level of pressure in the system and indicating an alert and controlling the work process. The Grundfos CU 301 is an intelligent constant pressure pump control. The only good thing about the SQE is that it will run off a standard pressure switch in place of the CU301. 5HP will give you 10 GPM at 50 PSI even when the water level drops to 300'. 35 $ 1,445. 1. The real problem is needing a variable flow rate from a given pump. No extra cables are required between the CU 301 and the pump. Refunds by law: In Australia,. € 1 814,69. However, the changing demand for water during the day makes the pressure fluctuate. New Grundfos hydraulics reduce clogging problems and help build confidence into wastewater handling New hydraulics ensure operational reliability – a necessity for raw wastewater transport SMART Digital Dosing Keeps Safe Foods Consistent You should return the CU301 for a refund if possible. See Grundfos wiring diagrams (technical data) supplied with the system. ) Please state these pieces of information when you contact Grundfos to get help for fault finding: • Nameplate data of the pump or system which the CUE controls or is part of. I have found that if I turn the power off, after a few hours, the pressure is back. The problem is that the CU301 is no more dependable than any other computerized system. • that the system pressure is 7 psi below the pressure. Both motor types can communicate with the Grundfos CU 300 and CU 301 control units, which can be operated with the Grundfos R100 remote control. Domestic ground water intake. Go with the CU301. Grundfos CU301 SQE Constant Pressure Pump Controller with Pressure Sensor (Transducer) Part # 96438895 . It seems to me that it should be indoors rather than out exposed to the weather. 5 HP 10GPM (10SQE 15-330) and the CU301 Controller - $3,800 installed Goulds VFD 2. Sections 5-11 give important information about operating the product, as well as information on service, troubleshooting and disposal of the product. That sounds like there is a short and the breaker won't allow you to reset it. . We apologize for any inconvenience. The guided replacement tool in the Grundfos Product Center prompts you to enter information on the old pump such as model, manufacturer and frequency. They use the same wires the power goes down to the motor to send a radio signal back up to the controller. Residential groundwater intake. Canada OY GRUNDFOS Pumput AB GRUNDFOS GMBH GRUNDFOS Hellas A. I have a cu301 system at my cottage. You're reviewing: Cu301 Mkii Constant Pressurekt For Grundfos -Part# 96438895 Your Rating. 2 people found this helpful. A blue or grey circle with a white graphical symbol indicates that an action must be taken. 18 postage. My concern is that when you turn on water (lets say. If you have a Grundfos Cu301 pump and it won’t turn on, the first thing to do is to check your power source. Just tighten the large adjustment screw until it works at 60/80. Alarm indication (LED) when services is needed. BMQE pump is not included. GRUNDFOS CU301 96436753 V07 CONTROL UNIT for SQE pumps + MBS1900 PRESSURE SENSOR (#154612007285) See all feedback. item 2 Control Unit Control Grundfos CU301 with Sensor Pressure 0-6 BAR For Sqe Control Unit Control Grundfos CU301 with Sensor Pressure 0-6 BAR For Sqe. Open the closest line from the pump outlet. info@lenntech. 18 Grundfos installation and operating instructions, CU 301 with Grundfos GO Remote . Log in or Create Account. Print / PDF. When the water softener came on it worked. € 2 094,41. 4. Have the pipe system pressure-tested by a specialist company. Product ratings and reviews. Grundfos Cu301 Won’T Turn On . If you have a Grundfos Cu301 pump and it won’t turn on, the first thing to do is to check your power source. . Apr 12, 2012 #1 I have a Grundfos 1106 CU301 with a red mechanic light contantly on. Terry, I recently saw the article you wrote on this controller. When the water softener came on it worked. You wont be mystified to enjoy every book gatherings Grundfos Cu 301 Service Manual that we will undoubtedly offer. Variants. Is the power plug plugged in? Plug the pump into a different socket and check to see whether it works. Suitable for. 00 fax. Three hours later the voltage alarm came. When a product marked with this. But you would be able to completely remove the pressure transducer and CU301 box. 40/60 switch, use 30 PSI air in the tank. 89The SQE pump is fitted with a single-phase Grundfos MSE 3 or MSE 3-NE motor. Open a faucet or more and manually turn the breaker on. I checked the faucet while turning it off and on, and the pressure does increase for the 10-15 seconds. Recently, I started getting the "VOLTAGE ALARM" coupled w/the "NO CONTACT WITH PUMP" LEDs lighting up! Pump still locks in at the 40PSI, but surges at startup and stops at 90PSI. Grundfos Cu301 Won’T Turn On If you have a Grundfos Cu301 pump and it won’t turn on, the first thing to do is to check your power source. System in located in small crawlspace under the cottage. CU 301 communicates with the pump via power line communication. 1 Menu OPERATION 5. Enjoy Free Shipping Worldwide! Limited Time Sale Easy Return. Then you can be sure it will turn off when the pressure gets to 60 PSI. Grundfos GO Remote. All components are easy to install, so you can enjoy the. Has anyone seen something like that before? In the past, simply turning off the pump and waiting 30 seconds to turn it back, would allow for the system to go back to normal. Grundfos vakuuttaa omalla vastuullaan, että tuote CU 301, jota tämä vakuutus koskee, on EU:n jäsenvaltioiden lainsäädännön lähentämiseen tähtäävien Euroopan neuvoston direktiivien vaatimusten mukainen seuraavasti. Warranty: 12 months. 16A VAC Tank SQE CU301 CU 301 CU 301 99 CU 301 GRUNDFOS INSTRUCTIONS 96438650 0306 Repl. . Grundfos will not be liable for any costs of removal, installation, transportation, or any other 22 Fault Possible cause Remedy 1 No light in the front cover a The ribbon cable con nection is loose or de fective Is the control indicator LED flashing If not the CU 301 is defective Check that the ribbon cable connection is secure 2 The pump does not start The green indicator light in the On Off but ton is on No alarm is indicated a The CU. 5". $745. 7. Manufacturer Part #96438895. . Grundfos SQE pumps are compact submersible pumps, designed for constant pressure applications within domestic groundwater supply for private housing, small waterworks, and small irrigation systems. All the reading I find says wires will be black-black-green, or black-red-yellow-green. not worth the money. Step 2. + GRUNDFOS VERSION 6 Pressure Transducer SQE SmartFlo CU301/CU321 MBS1900-98393361. I know all the greens are grounds, but trying to figure out what the red and black wires are. A Cycle Stop Valve set at 60 PSI will deliver the same 60 PSI constant pressure. 12Find many great new & used options and get the best deals for GRUNDFOS CU301 CONSTANT PRESSURE CONTROL BOX w/ TRANSDUCER KIT SQE CU 301!! V05! at the best online prices at eBay! Free shipping for many products!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. CU 301 communicates with the pump via power line communication. The intelligent control box offers a wide flexibility for various system set-up or configurations. We provide free shipping & factory warranty on everything we sell. If an "RCD" fault current. 1 billion. 18 safety instructions and service instructions. . W e provide Grundfos products, installation, service and repairs in South Florida and the Caribbean. Grundfos will not be liable for any costs of removal, installation, transportation, or any other charges which may arise in connection with a warranty claim. Buy on bolasystems. When the CU301 controller is working as it should, it will turn on the pump when you need water, and adjust the motor RPM to produce the exact amount of water you are using. When a valve is closed, and the water reverses direction back toward the pump, the pressure tank absorbs the shock of the water column in the piping. The pump will then act like a typical submersible pump, just with the added feature of dry run protection. Grundfos will not be liable for any costs of removal, installation, transportation, or any other22 Fault Possible cause Remedy 1 No light in the front cover a The ribbon cable con nection is loose or de fective Is the control indicator LED flashing If not the CU 301 is defective Check that the ribbon cable connection is secure 2 The pump does not start The green indicator light in the On Off but ton is on No alarm is indicated a The CU. CU 301 is a control and communication unit developed for 3” SQE well pumps used in constant-pressure applications. Make sure the voltage is at the correct level for your pump, as incorrect voltage can cause malfunctions. ; Page 3 Radio. Both motor types can communicate with the Grundfos CU 300 and CU 301 control units, which can be operated with the Grundfos R100 remote control. The Grundfos CU301 is likely not receiving power and needs to be checked for power supply and electrical connections. Run a supply of cold water through the pump, if the unit does not start due to overheating. Installed check valve before pump. • that the control indicator LED is flashing. After that the pump turns off and does not turn back on, no matter how many faucets are open. De Ruiter Electric Motor Company offers Grundfos products, service and repair in Miami, Fort Lauderdale, Palm Beach and the Caribbean. I have one and it is stuck on 100 PSI, the controller won' t change. When a valve is closed, and the water reverses direction back toward the pump, the pressure tank absorbs the shock of the water column in the piping. Municipal wells. The best. Only water draw needed is to fill the pressure tank. If you have a Grundfos Cu301 pump and it won’t turn on, the first thing to do is to check your power source. 4. 99. • Nameplate data of the CUE. The Grundfos SQE pump model numbers are very descriptive!! The flow and pressure for each pump is indicated by the model number. Grundfos will not be liableGrundfos Holding A/S. 62. GRUNDFOS do Brasil Ltda. $555. Step 4 Turn off the water supply to the pump. Sep 11, 2012. Die Grundfos Unterwassermotoren MS 3 und MSE 3 haben wassergeschmierte Gleitlager. I need to monitor my system. Grundfos' liability under this warranty shall be limited to repairing or replacing at Grundfos' option, without charge, F. ; Page 4 5h = 100% 100 - 240V AC ±10% 50 - 60 Hz (Battery low) ; Page 7 = ON. The name Grundfos, the Grundfos logo, and the payoff Be–Think–Innovate are registrated trademarks owned by . Would you like to contact Grundfos Service US or a Grundfos Authorized Service Partner? Please fill out the required fields below or visit Grundfos Service. 230 °F. CU 301 communicates with the pump via power line communication. We have gathered frequently asked questions and their answers in one place. Furthermore, the CU 200 enables connection of a level switch. If an "RCD" fault current circuit breaker has been installed in the pump's electrical supply line, it has tripped. Last winter the controler changed from 70psi to 40psi and we could not change the pressure. Make sure the voltage is at the correct level for your pump, as incorrect voltage can cause malfunctions. 7. Products which are sold but not manufactured by Grundfos are subject to the warranty provided by the manu-facturer of said products and not by Grund fos' warranty. No extra cables are required between the CU 301 and the pump. The company installing the new pump planned on completing the installation with the Grundfos CU-301 controller and 2 gallon pressure tank. Grundfos CU 301 [27/32] 2 3 4. 3. 96438897. 7Amps. 00. B. No results are available for the current selection. I have had a Grundfos CU301 w/a 15SQE-250 running my combined domestic and GWHP system for the last 11 months. CU 301 English (US) Installation and operating instructions. Water goes in and out of it all of the time against the air-filled bladder. The system is 220v. 0818 ECM: 1241508. About this product. International. It is further evidence that Grundfos are committed to delivering exceptional quality and can guarantee that their pumps provide lasting solutions. L max. less than 2 years. D. The CU 301 control unit provides the following: Two-way communication with the SQE pumps. E. . $1275. 32 . When a valve is closed, and the water reverses direction back toward the pump, the pressure tank absorbs the shock of the water column in the piping. It is beneficial in applications with low incoming or highly fluctuating water pressure. The CU301 is not under warranty anymore, so you have to pay for a replacement. Toggle. When Subdrive® controller fails: Install Pside-Kick® per instructions. Report. What I would do is wire everything according to the diagram, turn power on and test with your multimeter The two leads Coming from the panel which is your power coming in,. $389. The CU301 Controller and Transducer allow the Grundfos SQE Submersible Pumps to operate as "constant pressure" pumps. Helpful. CU 301 er designet til kommunikation, overvågning og kontrol af SQE dykkede pumper i applikationer med konstant tryk. Step 1: Go to Grundfos Product Center. Suitable for: Domestic ground water intake. The SQ controlled by a CSV and regular pressure switch is much more dependable than when used with the computerized CU301 controller. Wait for a few minutes and see water dribbling out of it. When I turn the water system on, I will have water for 1 - 3 hours then there is not pressure. 96438897. When I turn the water system on, I will have water for 1 - 3 hours then there is not pressure. Products which are sold but not manufactured by Grundfos are subject to the warranty provided by the manu-facturer of said products and not by Grund fos' warranty. Now you just need a way to control the system without the variable speed controller.