Remove the plastic insulation from the solenoid valve wire. I suspect a process issue. I agree with Spacecowboy-- The information I have refers to external recirculation with cold water line return, but I expect the settings would be the same with a dedicated return line. With the -A uinits (with the recirculation pump) does that pump have to run to supply on demand hot water? The Navien cascading system also balances out the workload of each unit for longer life. a faucet is open) and no recirculation is occuring? I have even had to swap out control and front panel boards to get the function to work, but they broke that with an app update. I have had my professionally installed NPE-240A for about 8 months now and like it, but do experience longer times to get hot water to all the taps. To generate a kerbero's keytab , you simply need the name and password of a service account (this is simply a Active Directory user account) in your domain. If thats correct, then yes I do want to set it to External, and flip the valve. So when you request hot water, its going to start the pumps to make sure that water stays heated as it passes through. Navien Tankless Water Heater Standby Mode, Rinnai Tankless Water Heater Not Getting Hot Enough [Solved], Zoeller Sump Pump Wont Turn On [7 Easy Solutions]. * Existing installations may require the purchase of a new main PCB and front control panel. Space-saving high-efficiency condensing boilers provide the ultimate home heating and comfort experience. Default recirculation schedule is every 30 minutes if a 9F degree drop is sensed. The control is recirculation only. I had a dedicated external recirculation line installed to use with the Navien internal pump. What I am finding now is if you call at 8am Eastern time you get New Jersey. Just want to confirm. The manual also has dip switch settings for "External Recirculation" but I am afraid if I set it to that setting it will not use the "intelligent computer" and run all the time. Building penetrations are reduced with Navien's common venting feature. NPE-240A2 Optional NPE-A2 recirculation valve Designed for recirculation of domestic hot water in applications where a dedicated return line is not available. Sign In Upload. I'm interested in this as well. They had me un-register and re-register to get it working. Navien 240a Tankless Water Heater from hybridwaterheater.blogspot.com. Support has been useless for the most part and just points to Korea Dev team. As for parameters 12 & 14, I would at least try to play with them to see if it helps. Navien npe-240a recirculation settings Click here for more information about UPS. The update is not perfect, but seems to be much more user friendly interface. Space-saving high-efficiency condensing boilers provide the ultimate heating and comfort experience. I also wanted to enable domain authentication in a somewhat secure manner. Summary: I started running into issue utilizing Cisco AnyConnect on my Mac basically complaining about not able to overwrite IP forwarding tables. This Taco valve can even be cleaned easily. I have a Linksys Wi-Fi that is relatively new too. Set the front panel DIP switches at the far left (set of ten) to: 1ON; 2 OFF. These are your VPN endpoints that you would need to pass to openconnect. If you want the heater to provide the cross over where the hot return and cold combine then set it to internal. Solution: Get in touch with Navien technical support at 800-519-8794. So disabling and enabling the schedule does not work as a workaround to the hot button feature not showing up except for the fact that when enabled it will find that the reservoir temp is lower than it should be and begin to heat it, which then in turn will allow it to start to recirculate again (not time saving or water saving at all). . How often should you flush a Navien tankless water heater? NaviLink Lite is great for single residential units and magnetically mounts to the side of the unit or can easily be mounted on the wall. Eliminate the requirement of minimum flow rate, Eliminate the cold water sandwich effect. I had a dedicated external recirculation line installed to use with the Navien internal pump. NaviLink & NaviLink Lite make it easy to communicate with your Navien systems anywhere internet service is accessible. I call about every 6 months to get any updates on the issue they know nothing about every time. Looking at the various videos before buying the Navilink router, they make it seem like the app would include a 'hot button' feature. I, recently had a Navien NPE-240A unit installed. Disabling schedules simply disables "recirculation", the function that keeps hot water hot in the plumbing for 'instant hot water'. Sorry just saw this. Apparently this information is only for a licensed contractor..sigh. My unit is a replacement for an existing electric tank recirc loop system. A tankless water heater, whether it comes from Navien or other brands, will provide you a reliable service for up to 20 years if you maintain it according to the manual. Thanks. Cause is unknown. The Navilink app is "meh" at best and their documentation of the "smart" features is nonsensical. Cookie Notice Adjust the recirculation settings from the front panel. By accepting all cookies, you agree to our use of cookies to deliver and maintain our services and site, improve the quality of Reddit, personalize Reddit content and advertising, and measure the effectiveness of advertising. I would make my back steps half of the known good/bad settings to speed up the search process. We have a Navien NPE-240A boiler and an electrical (unconnected) hot water tank that acts as a storage tank. If you'd like to support the site, please allow ads. Hopefully after 2 years this crap is over with and I can not heat my basement up to 90 in the summer. Internal would mean that it recirculates the water inside the unit only. On the App, the Enable button appears and is highlighted and now controls the times I have programmed for on/off. We get it, but (1) terrylove.com can't live without ads, and (2) ad blockers can cause issues with videos and comments. I just had an NPE240A2 professionally installed last week. Parameter access and and parameters are listed here in section 6.5 page 65. External recirc pump and check valves not included. PreReqs: RACADM ktpass Powershell 3.0 (2.0 probably works too, but I was using 3.0@ the time) Your root CA's cert This is so it AD Authentication can be setup Solution: It's not a complete solution, but hopefully it'll help you get started in your own endeavors. But I think I've figured out the nomenclature. How long do Navien tankless water heaters last? 60. It is not in the manual. Designed for recirculation of domestic hot water in applications where a dedicated return line is not available. While the line might still be hot, it wont stay that way with cold water being pumped in. Thanks for the summary and the reply to my question as well as the others. . I was reading the directions, and it wants me to set the Heater to External recirculation. Every A2 model On Navien Water Heaters, you can choose two pre-heating modes. He has a good standing reputation for superior skills in heating, air conditioning, hot water tanks, and indoor air quality systems. Though we share resources, information, and educational guide on plumbing & DIY projects, the content here is not a substitute for professional guidance. solenoid valve. Navien's NR-180A, NR-210A, NR-240A, NPE-180A, NPE-210A and NPE-240A models come with the ComfortFlow System. 1. It was totally worth it, here is why and how to set it up. Generally, you should flush a Navien Tankless Water Heater once a year. Is that correct? 7. When in a schedule the unit will circulate and heat according to the parameter settings. So, you must play with this setting and adjust it according to your water usage demand. The Intelligent preheating on Navien Water Heater is a self-learning process that you can enable by turning on the DIP switch on the front panel. Is there a link that I can find this parameter table at? If the hot button is not engaged, or a schedule is not specified and enabled in the app then the water heater simply will not re-circulate. I am still seeing wonkey things happening but the schedule seems to work now. Assuming you've created a Transport Node Profile and associated w/ the cluster. Set the position of the 2-way valve, which you can find inside the water heater. 2. The H2Air Kit utilizes the NPE-A2 pump to circulate the hot water for the hydronic air handler. Press either the Up and the Down button to switch between any of these recirculation settings: 3. Personally I would start by setting parameter 12 to 1 minute. It will reduce the energy consumption and deliver you the best heating efficiency. It does not specify what 'control' means. Go along the steps described below to set the recirculation settings. Also, NaviLink Lite does not require external power. Read the user's Navien nr-240a manual to get information on how to flush the heat exchanger and reset the remote for Navien tankless water heater. Yierd! Press the M (menu) button and head over to 1.Recirculation Setting > 2. By rejecting non-essential cookies, Reddit may still use certain cookies to ensure the proper functionality of our platform. Reddit and its partners use cookies and similar technologies to provide you with a better experience. Navien NR-180(A); NP-180(A); NR-210(A); NP-210(A); NR-240(A); NP-240(A) Condensing Water Heater, Navien NP-240A Service Manual (179 pages), High Limit Switch or Exhaust Limit Switch, Preparing the Water Heater for Inspection, Navien NP-240A Operation & Installation Manual (89 pages), Navien NP-240A Installation Manual (78 pages), Contaminated Make-Up Air will Damage the Unit, Navien NP-240A Owner's Operation Manual (45 pages), Pump Activation Setting Function When Hot Water Is Used, "A" Series Models Built-In Circulation Function, Basic Troubleshooting and Frequently Asked Questions, Navien NP-240A Installation Manual (68 pages), Navien NP-240A Quick Installation Manual (4 pages). If you throw the toggle switch to enable scheduling I don't know if it is 'on' or 'off'. Navien 240A Recirculation Settings. Also I set dip switch 5 to "ON" for the well pump setting. View online or download Navien NP-240A Installation Manual. There is always an interval between when water is called for and the start of the burner. I have a Navien NPE-240A tankless heater, . Since the app updated and removed the option to enable or disable the recirc and enable or disable the schedule, mine has not worked and defaults to every 30 mins recirc. Colector ReadyLink Hoja De Especificaciones Espanol (USA & Can NPE Guia De Conversion De Gas (USA & Canada), NPE Guia De Instalacion Rapida Espanol (USA & Canada), Navien-NPE-Series-CSI 3-Part Formatted Specifications, Ready-Link Manifold 2BB Submittal Package, Ready-Link Manifold 2SS Submittal Package, Ready-Link Manifold 3SS Submittal Package, Ready-Link Manifold 4BB Submittal Package, Ready-Link Manifold 4SS Submittal Package. You are using an out of date browser. Space-saving high-efficiency condensing boilers provide the ultimate heating and comfort experience. On the control board, the display does not turn on, there is no clicking from the ignitor, and no pump trys to run. This removes the need to purchase an additional circulator for the heating system. Attach the water supply to support recirculation. This was on 4.6.x. Connect the water supply. Thanks for any insight you can provide. http://us.navien.com/Engineers_Features_Benefits/ComfortFlow_Technology/. Recirculation is basically just keeping the hot water in the plumbing hot so you get hot water faster. Quote. Adding a "Hot button" overrides schedulers (navilink or NR-20DU). You are incorrect. Operation. Any other comments/recommendations for a Navien tankless newbie are welcome! We might be able to do something about it. This appears to affect NSX-T 2.5 and 2.5.1. We seem to have to run hot water for a long time to get it hot. that fan will come on when water is called for and go off a bit after the call has stopped. Summary: I was looking to automate configuration of iDRAC's (Dell Remote Admin Console) synonymous w/ iLOM and many other acronyms. Learn more about our products for home owners. "A" Series Recirculation Timer Setting. It's unfortunate he's not around to explain all this to you. \"Instantaneous water heaters?\" Tankless water heaters CAN be used to help solve lag time issues on a home, eliminating most of the wait time for hot water, but it depends on the piping. Set the 2-way valve inside the water heater to "INT.". 20. Error Code E046 It indicates that there is something wrong with limit control. The enable/disable work around for a hot button really speaks to the fact that they could just make an app based digital hot button alone-- with a timer better yet to resume the normal schedule. For recirculation Navien is not clear as to the use of parameters. It is compliant with California Title 24. So you could restart the cm-inventory service till you are blue in the face and get nowhere be. Completing the Install. We are on well water and have a low flowing well. High-efficiency condensing and non-condensing tankless water heaters offer endless hot water and reduce gas usage. Read Also: Navien Tankless Water Heater Post Purge Navien Tankless Water Heater Standby Mode Eric Alvarez I am going on 1 day so far and its working. Research I've seen suggests this will save over 90% of the energy costs associated with 24 hour recirculation, which is essentially what you have. 2 yeas of this is insane. Smarter that way, just not instant. Navien 30015307A Circulation Pump, NCB-E Models OEM PART $272.95 In Stock FREE SHIPPING Navien 30002583A High Limit Switch, OEM PART $18.85 In Stock FREE SHIPPING Navien HotButton Recirc Pump Control for NPE-A Series, PZZZ-00046 $115.45 In Stock FREE SHIPPING NAVIEN 30014189B NHB FLAME ROD ASSEMBLY, OEM Part $31.38 In Stock FREE SHIPPING For a better experience, please enable JavaScript in your browser before proceeding. Also alludes to the fact that recirculation control gets disabled too. For a better experience, please enable JavaScript in your browser before proceeding. dip one off, dip 2 on, everything else off (down is off). I pushed the little lever inside the unit down to use the external line. I hate the app as it is just not user friendly. It may not run the entire time but it does run. The installers insisted they did not need to pipe the recycle returnthey wanted to cap it off. (Dip switch settings - https://imgur.com/gallery/xRzjyRN) Did I set this up correctly? On-demand takes a bit longer to heat up, but oh well. Trying to help the technically challenged so mainly myself. Part No. Brochures English Commercial Solutions Brochure H2Air Brochure NPE Contractor Brochure NaviLink Consumer Brochure Spanish - MX H2Air Brochure Sistema Colector ReadyLink NPE Catalogo Manuals English Turns out, the recirculation mode has three performance advantages, including: Now, lets see how to adjust the recirculation mode in the next chapter so that you can enjoy the advantages I mentioned. Years of experience in the HVAC field have taught him many lessons, not the least of which is that the value of quality and knowledge far exceeds any promised initial savings. Read the user's Navien nr-240a manual to get information on how to flush the heat exchanger and how to reset remote for Navien tankless water heater. Similar to the Navien NR-210A, the NR-240A is a tankless water heater with a built-in circulation pump and buffer tank, except that this model delivers 11 gallons per minute at 45oF rise. 60. I too have the NPE-240A, and this is what was explained to me. To exit the view information mode, just press the back button on the front panel. Gas. 60. . You need a crossover valve installed under one of your faucets that is far away from the water heater (there are a few different styles but they all have four connections and get installed under a faucet). I set my first three dip switch settings to ON, ON, OFF which is what the manual said the settings are supposed to be for intelligent pre-heating. 0:00 / 4:21 Troubleshooting Navien NPE-240A Internal Recirculation Pump RCGooner2002 240 subscribers Subscribe 553 122K views 5 years ago Recirculation pump was not providing faster hot. On 12/6/2022 I just installed a Navien 240 A and talked to tech support for Navien 3 times about the NaviLink not controlling the unit. You can find this valve inside the water heater. Always On: It will repeat DHW recirculation. PFFW-001, NaviCirc Kit: 30022965A. Enable=Enabled, and Disable=Disabled. But you may need to flush the unit every six months if you live in a hard water area or operate the unit at a higher temperature setting. Am I correct in assuming this means that the internal loop and buffer tank only heat up when there is there is demand for hot water (i.e. Efficient, durable and high-performance products for any commercial application. with a wire stripper befor e connecting it to the solenoid valve. Water Heater DIP Switch Settings. Navien Now Doing Business in Canada as Navien Canada, Inc. Navien Begins Shipping PeakFlowC Commercial Scale Prevention Systems. Naviens new backlit EZNav control panel uses simple text and icons to make set up, operation status and troubleshooting faster and easier than ever before. the 2 mounting screws. Press J to jump to the feed. * The cold-water sandwich effect is the undesired introduction of cold water into the hot water supply line on occasions of frequent on/off operations. There is 4 options (6 technically, but the 5th and 6th dont apply). So what's going on here? Maybe the new NPE is more efficient than the NR. Either you select the Internal Recirculation Mode or the External Recirculation Mode, both these modes has three common recirculation loops: However, the External Recirculation mode has an additional recirculation loop called HotButton, which takes it apart from Recirculation mode. It is now available as an add-on accessory for all NPE-A models (NPE-180A, NPE-210A, NPE-240A). Position the 2-way valve inside the water heater to EXT. Ive installed hundreds of them. Factory Setting of DIP Switch. https://www.navieninc.com/products/npe-240a/downloads#search, NaviLink Timer Schedule not being followed, Navien 240A (Controlling the Circulation Pump). Also, you can use the Navien Intelligent Preheating feature. Protect your water supply and your water heating equipment with eco-friendly water treatment solutions. Our fancy NPE-240A2 was installed yesterday with Navilink. Navien even sent me a new NaviLink wireless controller which I installed with the same results. I am a fan of technology, fitness, and video games. It will leave the valves open but the internal pump will never turn on. The app will not connect to my wifi. Hot water is still on-demand when in a 'off-schedule' mode, but may take longer for hot water to dispense because the plumbing is cold. They understand systems like this and can help you choose the right pump and control that only recirculates when you tell it to. He obtained his Bachelor of Science degree from the University Of Texas at El Paso. Since there is no stationary hot water vessel requiring periodic fire, water heaters without tank are generally among the most efficient options for both residential . You may know this already, but whan in the AP mode you have to then go into your phones wifi settings and then connect to the navilink NAVI XXXX , then open the app once connected to follow the setup menus. The internal recirculating pump continuously keeps running. I also don't have a 'hot water' button in the app. The only thing that changes is the red LED light on the middle of the board. With Navien's Ready-Link cascading technology, when a unit gets up to 80% capacity the next unit will turn on to help meet requirements. 22 Installing the Water Heater CAUTION Do not remove recirculation cap Internal Recirculation Mode The following diagram shows the internal . You can find one on the PCB and the other one on the front panel. Given the highly critical reviews of the NaviLink app on the Apple iOS App Store, I am reluctant to buy until I can verify that 1) re-enabling schedules using the NaviLink app is easy to do and 2) we can use the NaviLink app to activate the CP on-demand (in other words, the app does, indeed, have a software-based button). I am not sure why not. If you'd like to support the site, please allow ads. I'm going to install the Navicirc tomorrow when i have a few minutes. Learn more about our products for home owners. Today I opened the front panel and saw that all the dip switches were set to off. It just will not connect. They are top tier support and know the most. Zsoldier, he dip switches there dont get into the real detail of the programming. Am I reading this excellent web page & comments correctly? Since my VPN endpoints were not providing me w/ an updated client and w/ no access to Cisco Anyconnect downloads, my only option was to try openconnect. That's it, there is no other response from the unit. It is assumed that when you connect a hot button that you only want it to recirculate when you hit the button, and it is assumed that when you connect a Navilink that you will set up a schedule and have it recirculate within those hours specified. The Problem is the damn Navilink and the support they have from Korea. is this recirculation pump just recently installed? (Measure Guideline : Transitioning to a Tankless Water heater, DOE, Sept.2012). "If you can't explain it simply, you don't understand it well enough". Once you turn that DIP switch, the water heater software will monitor the flow demands over a 7 day cycle and recirculate the water from the following week based on water usage. I assume it is for what re-circulation, but not sure. You are right. Internal Recirculation and make the selection by pressing the Ok button. Replacing one NPE for two 90 gallon tanks ( one dead and one likely to die) was a cost savings even though the NPE and recirc is expensive. Condensing combi-boilers deliver high-efficiency endless hot water and space heating in one compact unit. Simply visit your local Navien wholesaler and pick up everything you need. Save my name, email, and website in this browser for the next time I comment. Hard to really know if you need button or not. Internal will keep open the same valves but also use the internal pump as set, and not rely on any external pump. Typically with tankless water heaters, the circulator needs to be properly sized. They are: If you want to select or activate any of the two recirculation modes, you must do two things: You can enjoy several benefits if you activate the recirculation mode. We are on well water and have a low flowing well. Privacy Policy. BTW it connect to my phone through the app but then doesn't connect to home wifi and doesn't ask for my password. I thank you for this post! This chapter will walk you through the step-by-step guide to let you learn how to use the recirculation mode. Hello all. For the Navilink and recirculation to work: May 14 2022. I also bought a Navicirc. So, you must play with this setting and adjust it according to your water usage demand. Navien water heaters are highly efficient tankless water heating systems. Error Code E047 Press either the Up or the Down button to choose the scheduled time. It didn't work. Called Navien to find out what/if the dip switch settings should be when using the controller and they will not give them to me as the homeowner. Thank you for posting. If setting parameter 12 to 1 minute works, then naturally I would step back from there until it is no longer satisfactory. This is a complete guide on Navien Recirculation Settings. They stated that the "Default" re-circulation schedule is every 30 minutes if it senses a 9 degree drop. Efficient and earth-friendly products designed for any size home. Solution: Get in touch with Navien technical support or a professional heater repairman. Create an account to follow your favorite communities and start taking part in conversations. Nearly Instantaneous hot water can be achieved with a Navien tankless water heaters with a proper recirculation system but is dependant on the homes piping system.Please contact Harry Eklof \u0026 Associates for more information or to set up a training class for your company. If you don't have external recirc pump dip 1 should be on. External means you will be using a seperate pump, not the internal one inside the unit. Are you sure it is the pump running and not the blower for the heat exchanger? I think that by switching to External just means that we are going to be recirculating water outside of the unit. 2. Dave, if you could enlighten me (other users) on what you had to do to get scheduling to work that would be great. Still appears to have the same "Enable/Disable" terminology. Error Code E046 There is something wrong with limit control. MacOS: AnyConnect VPN client was unable to successfully verify the IP forwarding table modifications. What I am going to discuss in this article is-. Resources | Partners Login | Become an NSS |Certifications |Parts List | Technical Support | Careers |Global Network |Warranty, All contents copyright Navien Inc. | About Navien |Contact Us | Terms of Use |Privacy Policy |CCPA |Notices, Ultra-high efficiency condensing tankless water heaters, High efficiency non-condensing tankless water heaters, You accept the use of cookies as described in our, PeakFlowE Installation, Operation and Maintenance Manual, Manual De Sistema Ventilacion Comun Espanol (USA & Canada). Press the M (menu) button on the front panel and choose the 1. DIP Switch 1 Off, 2 On. The problem is that NSX-T doesn't see the new host and its link to the compute manager (vCenter) looks fine. Deactivate Circulator Timer and Periods. By using a kerberos keytag, I'm able to in the very least obfuscate the username and password into a file for upload into the iDRAC. Recirculation Settings by pressing down the OK button. I would like it to recirculate in the mornings when we take showers and then not for the rest of the day. Disabling schedules simply disables "recirculation", the function that keeps hot water hot in the plumbing for 'instant hot water'. We have a Navien NR-240A installed in new construction in 2012. Workaround: Restart the cm-inventory service on each NSX-T mgmt/controller node using API or CLI. Let's check the dip switch settings too. Then if that doesn't work, I would keep it at 1 minute, and then set 14 to 1 minute, and I would also try 14 at its max. ktpass /pass ReallySecurePas5word /ptype K, The VPN client was unable to successfully verify the IP forwarding table modification. Intelligent: This option detects the DHW use for a week and repeats the detected cycle. I love everything about the hardware. My home is long and used to have two water heaters, one on either side of the house. To make sure that the model has this feature, you simply need to check to see if there is an 'A' at the end of the model number. Adding a "Hot button" overrides schedulers (navilink or NR-20DU). The flow on demand ratio will continue until all32 units are generating hot water as needed. Also the unit needs to be set to utilize the recirculation feature. Space-saving high-efficiency condensing boilers provide the ultimate home heating and comfort experience. So to speak "standard" recirc pumps are too small to get it the water heater to fire.If it is existing and it has worked in the past, then there may be something wrong with the circulator.Dave H. We have a Navien NR-240A installed in new construction in 2012. Hello, You might want to talk with the folks at ACT, 714-668-1200 www.gothotwater.com. Im a Principal Software Engineer in Microsoft's Azure Dedicated group living in Atlanta, Georgia. Basically, you add a host to a vCenter cluster, NSX-T bits should start to automatically installing on new host. https://www.amazon.ca/dp/B0752P57ZG/ref=as_li_ss_tl?keywords=ewelink+module&language=en_US&ie=UTF8&sr=8-1&linkCode=gs2&linkId=7b93392fcd98392bd94c34a45a30dfb2&tag=twhomeshow07-20. Protect your water supply and your water heating equipment with eco-friendly water treatment solutions. https://gadgetsgo.com/images-manual/Navien-NaviCirc-30022965A-Spec-Sheet.pdf, https://armstrongfluidtechnology.coastro_express_lf_valve_io.pdf?la=en&display=1, https://s3.amazonaws.com/s3.supplyhouse.com/product_files/Taco-HLV-1-User-Guide.pdf, https://terrylove.com/forums/index.-recirculation-settings-and-parameters.85181/, Flushing Navien 240A set up for external bypass, Navien NPE-240A2 External circulation question, Navien NPE-240A and HotButton - DIP switches and parameters, Navien-NPE A2 Dedicated Recirc line, Hot Button Setup. Set the 2-way valve to INT. I don't know the best place to post this, but i happened to be fiddling around in the NaviLink app on Feb. 1 and it asked to update. External recirc pump and check valves not included. I tried reconnecting using the AP button. We get it, but (1) terrylove.com can't live without ads, and (2) ad blockers can cause issues with videos and comments. Can you Ask an Expert Home Improvement Questions HVAC Questions Michael Ferryman 1,933 Satisfied Customers Operating Engineer at NRG Energy Michael Ferryman is online now Related HVAC Questions Manuals; . I agree. https://www.navieninc.com/downloads/npe-a-s-manuals-installation-manual-en. Looks fine, Y U NO WORK!? Just had installed a Navien 240a. I kept looking at the programming trying to figure out what was wrong. This week we added the NaviLink to our unit (NPE-240A2). Press question mark to learn the rest of the keyboard shortcuts. Even if the primary node associated w/ the VIP, if configured, is not necessarily in charge of inventory. A place for plumbing advice and help. This may eliminate the waiting for hot water depending on installation method.