See that funny stubby U-shaped fitting under the pump? Office Hours: 7:00 AM to 7:00 PM Pacific Sales: (619) 665-2077 UP15-42F water pump pdf manual download. F.W. Select the pump model based on the supply and return pipe How it works: The circulator pumps hot water into the plumbing system which pushes the cold water through the pipes. At the same time, it returns (recirculates) the water that has now cooled back to the water heater for reheating. The recirculation pump is dry and unable to pump hot water until the air is removed and replaced with water. To mount the pump... 1. Using the timer (see pg. The timer is 24 hr, 3 position with 15 minute intervals.To install the valve...The valve should be located at a faucet with the greatest piping distance from the water heater. 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. Grundfos circulating pump installation in this DIY video. When you order your pump make sure that the motor is installed with spacer blocks so that the next largest motor frame can be installed. These pumps can be installed in both horizontal or vertical piping installations. Open both hot and cold water angle stop valves. Before the recirculating line was added, it almost never ran. The Grundfos Comfort system circulates water back to the hot water storage so that it's ready the moment you turn on the tap. In systems with shorter runs of piping the SmartPlus ® Hot Water Recirculation can … This is a big reason why I suggest this type of pump over the traditional over boiler ones that require a plumber to run a dedicated line. Aquastat Thermostat Control Kit 105-115 Degrees F (595657) at Ferguson. possible pump failure. Using External Pump for Recirculation with Part #30011612A External Pump Wire. Leave the faucet open until pump installation is complete.3. 9. First, Close the supply water valve to the water heater.2. 1462 0 obj <> endobj Plug the line cord of pump into a 115V Picture 3 outlet. The pump uses the main supply line, which eliminates the need to install a return line. Ball Valve. for you and do all kinds of searches based on NPSHR, efficiency, size, etc. I was thinking of wrapping the pex piping. Larger models are available. temperature). See Figure 3A. Connect the 1/2” hose fitting from the “Cold Out” port to the right side of the faucet.7. Be sure that the pump is not touching the exhaust vent piping of a gas or oil fired water heater.5. VS 115V 60 Hz. T Check Valve. (See Picture #2) Be sure that the pump is not touching the exhaust vent piping (chimney) of a gas or oil fi red hot water heater. Efficiency-based engineered hot water circulator eliminates comfort robbing inefficiencies of price-based engineered hot water circulator. Then drain the remaining water from hot water heater spigot. minimum pump inlet pressure should be 1.4m at 82°C (water. Unless you can do that yourself it can cost quite a bit to hire a plumber. A small circulation pump is installed on the outlet pipe of the hot water storage tank to ensure the water in your line stays hot. Connect the 1/2”X3/8” flex hoses to the ports on the valve marked “Hot In” and “Cold In”.5. With a moderate flow rate and a decent head rating, you won’t have to wait for hot water. Plug the power cable of the pump into the timer outlet. Page 5 5. endstream endobj startxref Expansion Tank. Circulator. ® This adjustable run time optimizes the pump’s cycle timing to fit system requirements. Install the pump onto the water heater discharge using the 3/4” female fitting and gasket supplied on the pump ensuring that the pump shaft is horizontal. Webb - 150 Years of Industrial, Commercial, Residential Selection, Expertise & Solutions. A check valve must be installed in the line to ensure hot water only goes in one direction. To mount the pump... 1. Give us a call with any hot water circulator or hot water recirculating pump questions. The installer/contractor/engineer must calculate the total equivalent pipe length of the piping system. Also for: Up26-96f, Up26-64f. First, Close the supply water valve to the water heater.2. 6), set the pump to operate around your peak use times. The cold water then runs back through the piping to the water heater to be reheated and recirculated. The valve allows a pump installed at the hot water output side of the water heater to circulate hot water through the hot water piping to the valve and then run back through the cold piping to the water heater. pump through the programming of the tankless water heater’s control board. The mass flowrate of the system is established on the process flow diagram by the mass balance. Select ‘Catalogue’. Hydro Multi-B system is an economical pump system option with simple controller designed for pressure boosting applications. Is this bad for the hot water heater? Pump installation Position of terminal box: Proper installation of the pump will have the terminal box located to one side of the pump or the other, with the conduit entry down. Save over 10,000 gallons a year (the manufacturer claims up to 17,000) by installing a hot water Recirculation Pump. Nobody expects more from us than we do. The Equivalent pipe length includes supply piping, return piping, and fittings. If a Let the water run until it stops flowing. The installer/contractor/engineer must Installing most hot water recirculation systems is a fairly simple task that anyone with even a little bit of household handyman work should be able to do. h�b```f``����� � �� @1V �� (((Ă��&�8�x'�k�풫V��{}i8���e*����ר�Jm��&�����f�iZΞ�y}˔�y��������V��6*�ۤ����J�gj^��dyt٤��(�#��.E�y��^2����os�������P�5�w�@@�r$Rɠ���\�A�������VsH�8r�n��d�g���nɦ������*�����ݟ�הM�P�٢tQ�b3���f1t0�I�Ac����K�f��H�3p��Ҍ@���`�d��� I learned that, while I had to figure my total flow on the needs of all the circuits that the circulator would serve, I would only have to base the pump head on what the flow would see while traveling through the highest-pressure-drop circuit. Once you enter Grundfos Product Center, you will see a menu with four coloured categories at the top. An aqua-stat is mounted to the hot-water pipe. h��XmO���+�HT���b� As a renowned pump manufacturer, Grundfos delivers efficient, reliable, and sustainable solutions all … I had never considered that. Achiev-ing this mass flowrate requires a pump that can generate a pressure high enough to overcome the hydraulic resistance Set DIP Switches on Integrated Controller #1 – OFF, #2 – OFF, #3 – ON 3. How to install a circulator pump. Connect the 3/8” hose fitting from the “Hot In” port to the left angle stop valve.8. 9. Step E – Connect the hot water line to the 3/4" NPT discharge of the pump. The full range supplier of pumps and pump solutions. Full-port Aquastat. d100RN��������_ �M minimum distance the pump must be located below the lowest possible water level of the water source (tank, pool, etc.). If your home has a branched hot water line, more than one valve may be necessary. Step 1: Go to Grundfos Product Center. After adding a recirculating hot water line to my ao smith hot water heater, it seems like the heat pump is running 24/7. 3/4 In. Connect the 1/2” hose fitting from the “Hot Out” port to the left side of the faucet.6. Find the table below that best describes the design you plan to use. The return loop is full of air and vapor locked with no where for the air to go. Figuring Pump Head. Pressure Relief Valve. Warranty Manufacturer’s Warranty Applies Requirements Equivalent pipe length includes supply piping, return piping and fittings. And even if you do it yourself, you are going to have to pay for a long length of piping and material. This pump makes hot water more quickly available everywhere in the home, thereby reducing the wait for hot water (and thus the savings by not letting all that cold and warm water go down the drain while waiting for hot water). When connecting to a 3/4 female NPT connec-tion, use pipe dope or Tefl on tape to seal the threads. Pump Recirculation Piping with Indirect Water Heater-3-Pump Selection Charts This information is provided as a guide only. But pump head is another matter. Close both the hot and cold water angle stop valves below the sink.2. 1482 0 obj <>/Filter/FlateDecode/ID[<1EFB75438B7C7B47850E998B9768A8E6>]/Index[1462 38]/Info 1461 0 R/Length 105/Prev 647180/Root 1463 0 R/Size 1500/Type/XRef/W[1 2 1]>>stream The Hydro Multi-B systems are an all-Vfd The pump should be installed so that it is pumping away from the hot water heater, towards the house. �@�E�$4Ф��k����vM���. Notes: 1. Mixing Pump sizing involves matching the flow and pressure rating of a pump with the flowrate and pressure required for the process. @���`�G@�) �nb�S@�� b �����9 V,��O�P������ %PDF-1.6 %���� Avoid hot water recirculating pump frustrations attributed to hot water line siphoning during cold water usage. For larger systems, consult your local Taco representative. If you are replacing an old Grundfos recirculating pump, you may not need new adapters. 0 Any cold water in the recirculation line is returned to the heater. To avoid cavitation noise and risk of damage to the bearings the. Use pipe dope or Teflon tape when connecting to a 3/4 female NPT connection.6. Be sure to route the power cord so that it does not touch the exhaust vent piping of a gas or oil fired hot water heater. This cold water then crosses over from the hot piping to the cold piping at the bypass valve. Valve may be mounted to the wall with supplied mounting screws if desired. A pump at the water heater moves hot water through the recirculation line. This new feature enables the pump’s run time to be set anywhere between 1 to 10 minutes. Rinnai Circ-Logic technology, coupled with the Grundfos Pump and Timer Kit, offers homeowners the comfort and convenience of instant hot water with optimal energy usage. Plumber installed a grundfos auto adapt pump. Email: Code Request Call: (619) 665-2077 Product List & Pricing Guide. �s8�@�2�0 SϜ? for a coupon? Do not use teflon tape or pipe dope on the valve threads.1. View and Download Grundfos UP15-42F installation and operation manual online. Connect the 3/8” hose fitting from the “Cold In” port to the right angle stop valve.9. Using the timer, set the pump to operate around peak use times, such as 30 minutes before the first shower until 15 minutes after last shower. The combination of the Circ-Logic technology and the kit’s timer function allows homeowners to set recirculation patterns that coincide with household usage patterns. Close faucet inside the house.8. A temporary bleed is needed past the outlet of the pump and check valve to vent :wink2 ut the air before the pump will flow water. Figure 3A Use Navien Cord P #30011612A 2. Grundfos Comfort System Retrofit Instant Hot Water System. NPE-S Series Tankless Water Heater. Connect the hot water line to the 3/4” NPT discharge of the pump. A recirculating pump is typically used in pumping hot water directly from a central water heater through a hot-water pipeline, most often made of copper. Reopen the supply valve to the water heater and allow the water to run until all the air has been purged from the piping.7. %%EOF Be sure to route the power cord so that it does not touch the exhaust vent piping of a gas or oil fired water heater. Any tips to help the heat pump? on the side of the pump housing. Equivalent pipe length using Grundfos GTK03 pump at 120°F (49° C) = Up to 200 Ft (61 m) (3/4” piping). h�bbd``b`^$g �? Confirm the direction of pumping by observing the flow arrow on the side of the pump housing. Select External Circulator Performance to be 2 GPM Minimum, 4 GPM Maximum based on 11 Psi drop @ 4 GPM at tankless So, in addition to the bearing issues that Chad & Scott brought up, it seems that Grundfos is concerned with air becoming trapped in there. Read my full article on the installation process complete with pictures and videos: Installation This is an easy DIY project. Drain the water from the hot water pipe by opening a hot water faucet in the house. Plug the timer into a 115 V outlet. Specs, Manuals, Parts Lists, & Piping Diagrams United States Residential Piping Diagrams | Bradford White X Are you a homeowner looking to install, replace or repair a water heater? Their pump sizing software PUMP-FLO can help find the best pump for the application, it can select the closest one to the B.E.P. Disconnect the water heater at the hot water discharge.4. However, for most applications with a water tank and less than 300 feet of piping, the Taco 006-B4 Bronze Circulator Pump is one of the most rugged, durable, and easy to install pumps on the market. 3. If you purchase a Grundfos recirculating pump like the one just below, you don't need to add any extra piping! Buy Circulator Pump 1/25HP Stainless Steel UP15-10SU7P/TLC 115V/1PH/60HZ. A hot water recirculation system / open-loop system utilizes the homes existing cold water pipe to return cooled down water from within the hot water pipes back to the water heater for reheating. It connects between the hot and cold-water shut-off valves at the farthest sink away from the heater. Disconnect the risers.3. saving pump system that delivers efficient pumping though multi-pump Vfd control with all the benefits of the high quality and reliability of the Grundfos CrE pumps. endstream endobj 1463 0 obj <>/Metadata 155 0 R/Outlines 287 0 R/Pages 1454 0 R/StructTreeRoot 393 0 R/Type/Catalog>> endobj 1464 0 obj <>/ExtGState<>/Font<>/ProcSet[/PDF/Text/ImageC]/Properties<>/XObject<>>>/Rotate 0/TrimBox[0.0 0.0 792.75 612.75]/Type/Page>> endobj 1465 0 obj <>stream 1 hour should be enough time to get the system up and running fully no matter which type of unit you choose. 1498 0 obj <>stream Pumps Incorporating the (VS) Variable Speed Control with Date Code 0838 or higher. For a new recirculation system setup, you will need a flange or union adapter set - sold separately below - to properly install your pump. 20 Goodyear Irvine, CA 92618 800-519-8794 www.Navien.com. 17. Connect the 1/2”X1/2” flex hoses to the ports on the valve marked “Hot Out” and “Cold Out”.4.
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