"You could fix it!" Fitted to the top of the tank, there are two water pipesa cold water supply pipe and a hot water discharge pipe. This snafu was predictable: the pipe plug and tapping were rusted solid. Watch for leaks (there were no more leaks), Total plumbing job time to this point: 220 + 45 = 265 minutes, Mop up basement, turn on fans, move boxes, These steps took another 2 hours and 15 minutes (135 minutes), Total plumbing job time to this point: 265 + 135 = 400 minutes - nearly 7 hours to "just install a simple TP valve". to the Poughkeepsie shelter. Total plumbing job time to this point: 115 minutes, 40 minutes back to Davies Hardware to buy a 3/4" pipe thread chase/tapping tool to clean up the rusted threads and a bottle of LeakLok sealant to be applied (with care so as not to subvert the new TP valve). Replacing a thermocouple or flame sensor is a fairly easy job. I just touched the handle. I'm sorry but that question is a bit tricky to even try to answer. You might as well as me how long will it take me to drive to Christchurch. This was a home built in the 1960's. simultaneously) and the outpout from each of the heaters (the hot out) feeds either different building areas, apartments, or users (case Parallel 1) , or feeds a manifold that then joins the output from all of the heaters to feed a single hot water line feeding a large building (case Parallel 2). Page top sketch provided courtesy of Toronto Home Inspection & Education Firm Carson Dunlop Associates. "Pleeeeeease fix it! Contact Mr. Cranor at 804-873-8534 or by Email: Thanks to Scott C. LeMarr, for sharing his file of keys to decode, www.energysavers.gov/your_home/water_heating/index.cfm/mytopic=12850 is the base U.S. DOE website for these article, Our recommended books about building & mechanical systems design, inspection, problem diagnosis, and repair, and about indoor environment and IAQ testing, diagnosis, and cleanup are at the. There are very different reasons for hooking up multiple water heaters in series versus in parallel as I outline just below. WHAM! Read reviews. As Carson Dunlop Associates' illustration (left) shows, one way to improve hot quantity in a building is by hooking up more than one water heater, in parallel or in series. Watch out: I informed both the home buyer and the homeowner that this was a dangerous situation as an un-protected water heater, if overheated, can explode, causing a BLEVE explosion that can cause serious damage, injury, even death. These services will not be available during this timeframe. Bradford White is American Strong. Is it a fairly easy job? The owner had dozens of cardboard boxes of stuff stored on the basement floor. "OK, OK, I'll agree to do this repair work but only on a 'pro-bono' basis -that means for no fee. she wailed. The home owner, an elderly woman, began to cry. Parallel water heater hookups (Which I think you are describing) basically are feeding cold water in parallel to multiple water heaters (i.e. If hot water coming from faucets becomes smelly or discolored, it may be an indication that the anode rod has been consumed. What does the plumber say about shutoff valve locations on a multi-heater installation in series? Is this a mistake? Do You Need a Water Heater Expansion Tank? I ran 100 yards back to the well pit and used the broom handle to push down the fuse switch. Back to the house, run hot water, re-fill the water cylinder tank, after falling briefly to my knees to thank G_d that in the course of shutting off all water supply I'd not also run into a problem of a lost prime at the well pump. He wanted me to look up Parallel plumbing on two water heaters for opening a new bar. Shut off the cold water supply to the water heater. In extreme cases, you may need to refill the tank with fresh water and drain a second time to remove all the sediments. The home buyer looked at me with a funny glint in his eye, then he suggested that it would be fine with him if I fixed the water heater TP valve problem. On a two hot water cylinders install, how do you ensure equal flow from each cylinder? There is an innate conflict of interest in such operations.". We sincerely apologize for any inconvenience. NZ) and that IF nothing went wrong the installation would be quick: simply unscrew the pipe plug, screw in the TP valve, install a discharge tube, and go. I'll give an example in a moment. Apologies for the delay. All rights reserved. I ran 100 yards back to the house to grab a broom. Adrenalin gave me strength to toss aside the huge, heavy well pit cover. We explain the piping for a basic water heater installation compared with options for connecting hot water heaters in parallel, in series, or ganged. These are inexpensive and easy to install, but it is important to avoid blocking the burner access panel and the flue hat at the top of the tank. I just touched it on one edge. It is important to know where the water supply shutoff valve is located so you can close it when maintenance is required. This debate whined on for a time. By now I had run 300 yards, risked electrocution, got the well pump OFF, AND there was 2" of water all over the basement floor. Some models do not have a separate anode rod but instead have a hot water outlet pipe that is coated with magnesium or aluminum to serve the function of an anode. 0 To better serve you, our valued customers, we are performing a system maintenance that will temporarily interrupt our phone and voicemail systems on Tuesday, August 10, from approximately 8:00 PM-10:00 PM ET. The gas burner that heats the wateris controlled by a gas regulator assemblymounted on the side of the water heater, which includes a thermostat that measures the temperature of the water inside the tank and turns the burner on and off as needed to maintain the set temperature of the water. His home repair articles for The Spruce span more than 10 years. Find local Bradford White Contractors.

The tank of a water heater consists of a steel outer jacket that encloses a pressure-tested water storage tank. For your boyfriend's case, hooking up hot water supply for a bar, to decide how to hook up his two water heaters depends on what problem he's solving. One of his specialties is repairing old systems dating back to the 1920s, including galvanized water pipes, knob-and-tube wiring, and more. I make that 2 to 2 1/2 hours if nothing goes wrong. Happily SNAFU 3a did not occur: the fuse switch did indeed shut down the pump without falling into the water. The hot water discharge pipe may also have a shutoff valve, often identified by a red handle. At the job site I looked at the water heater again. Just touched it, I swear. Or do we need to hire one and get it out of the lot? 25 0 obj <>stream Hooking up a water heater backwards gives bad results. My boyfriend is a long time plumber in a small town here in Northern Calif. I never even tried to turn it. The hot water discharge pipe is much shorter than the dip tube, since its goal is to funnel off the hottest water, which is found at the very top of the tank. A battle, no a war, between me and the damned heater. SPEW! Probably less than an hour of time for the plumber. He specializes in estimating as well as design and engineering for plumbing systems, and he works for one of New York's largest union plumbing construction companies. Shutting off the cold water supply effectively shuts off the water flow entirely, since it is the pressure from the cold water entering the tank that keeps the hot water flowing outward.

In contrast, an in-parallel piping means that if you could balance the flow, you're providing an equally-large reservoir of hot water even if, as demand varies, you didn't need it. Does this work both at same time or just one at a time. During this brief period, please contact us via email: techsupport@bradfordwhite.com warranty@bradfordwhite.com. By periodically draining the tank using the tank drain valve, these sediments are removed and problems are avoided. The natural gas or propane that heats the wateris supplied by a pipe having its own gas shutoff valve attached to a gas pipe made from steel black pipe or copper tubing. With brains and brawn I got the pipe plug out of the tapping. This valvealsosupplies gas through a small secondary tube to the pilot light, which serves to light the burner when the regulator valve and thermostat call for it. Just look at the water heater installed in our photo at left: the location along will add considerable time to any work that has to be done on this unit. In series hookups the hot water out of heater 1 is taken into the cold inlet of heater 2 and the hot water outlet of heater #2 then feeds the building. Do we have a car? Between the inner storage tank and the outer tank jacket is a layer of insulation designed to reduce heat loss. A sort of insanity set in. The purpose of this valve is to relieve excessive temperature or pressure build-up inside the tank if it approaches the limit of the tank's design. "I'd have to return later with the TP valve, pipe dope, tools, and so on" I explained. 2016/01/02 U.K. reader. That tank was ultimately identified and described in detail, The following piping arrangements are discussed in more detail. No worries! endstream endobj 11 0 obj <> endobj 12 0 obj <> endobj 13 0 obj <>stream An exhaustflue runs through the center of the tank to allow exhaust gases to flow up through the tank and out of the house via a chimney or vent pipe. Good question, D.R. Depending on how the water heaters are located and how their use is intended, I'd consider a revision to pipe them in series rather than in parallel. For all conventional vertical reservoir-type tank-type water heaters, we always take hot water from water that is near the top of the tank interior ( hot water rises to the top of the tank interior regardless of how the water is being heated; cold water flowing into the tank to be then heated is delivered to the tank bottom) when delivering hot water to the building, 2. I'm not even sure what you mean by "hot water feeder" nor what is involved: piping, lengths, number of connections, accessability, time to drain existing plumbing, re-fill, valves, mounts etc. One Residential/LD Atmospheric Vent Model with Integrated Mixing Device, One Residential/LD Atmospheric Vent Model with Return Circulation & Integrated Mixing Device, One Residential/LD Atmospheric Vent Model with Storage Tank, One Residential/LD Power Direct Vent Model, Two Residential/LD Atmospheric Vent Models, Two Residential/LD Atmospheric Vent Model with Return Circulation, Two Residential/LD Atmospheric Vent Models with Integrated Mixing Device, Two Residential/LD Atmospheric Vent Models with Return Circulation & Integrated Mixing Device, Two Residential/LD Atmospheric Vent Model with Storage Tank, Three Residential/LD Atmospheric Vent Models, Three Residential/LD Atmospheric Vent Model with Return Circulation, One Residential/ LD Electric with Return Circulation through Drain Valve, One Residential/LD Electric Models with Storage Tank, One Residential/LD Electric Wall Hung Model, One Residential/LD Electric Utility Model, Two Residential/LD Electric Models with Return Circulation, Two Residential/LD Electric Models with Storage Tank, Three Residential/LD Electric Models with Return Circulation. Easy Steps for Cleaning the Burners on Your Gas Stove. We describe a water heater relief valve repair catastrophe when just touching parts leads to a flooded basement. From the gas regulator, gas flows to the gas burner assembly, which you can access through a metal panel on the bottom of the water heater's outer casing. "But I'm a lonely frail widow, living waaaay out here in the country, allll alone, I'll never get a plumber to come out here" she continued. hbbd```b``*~ q+t 2drO>_A"`3h `s30` = It is important to know where this gas shutoff valve is located, so you can turn off the gas in emergencies or to make repairs. We have no relationship with advertisers, products, or services discussed at this website. The pilot light includes a key component known as a thermocouplea small valve that converts heat to an electrical impulse. That is, both water heaters will always have to run when any hot water is used from the pair of them. Plumbing war story: geyser wars: what can go wrong when installing a part on a water cylinder (water heater). More suggestions are at HOT WATER PRESSURE IMPROVEMENT, Shown at left are two of five water pipe connections found at an antique water storage tank fonund in the attic of a California home. Just below is an example of what can go wrong. HW-+&60c80lK!~9d`}ok;-O_o0~Vj=zo?z[Gof>w=axtLGm[M#(G78i--m50|?38:n}O`qb^a. ", "I could fix it," I answered," but it would be unethical for me to both point out work needed during a home inspection and then offer to perform the work. He took the diagram and all the wholesalers in The Chico calif. were perplexed as to why this was shown this way. With the new parts on the water heater it was time to turn water pressure back on, refill the heater, turn it on, and check for leaks. This approach is economical and allows each tenant to be charged for their individual water heater use (if metering is installed). Stop laughing!

the handle blew off of the water heater drain. I found two sites with the same hookup Cold water to Cold Water and Hot to Hot on cold water. At the end of the day I wonder if we were not a bit confused about "parallel" vs "series" hookups of hot watrer sources. By clicking Accept All Cookies, you agree to the storing of cookies on your device to enhance site navigation, analyze site usage, and assist in our marketing efforts.

Drive time back from the job is usually not billed by the plumber so we'll eschew that final 40 minute trip back to Poughkeepsie. I know some fellows would have been in their truck long before all of this, but really? The in-series allows you to use one of the heaters to boost temperature when the hot water in the other has begun to run out - reducing hot water cost while still providing more hot water quantity. This assembly includes the pilot light and gas burner itself. You can also supplementthe insulation by adding a fiberglass insulation tank jacket to the outside of the hot water heater. I found this to be a challenge to see if this was something very ingenious and would like to make sure and understand and share that maybe you are getting more hot water this way or it's a mistake is labeling. If two water heater cylinders are next to one another the solution is easier as we can make the input supply pipe lengths equal to each of them from a common tee point, and we can join their outlet pipes at a second outlet tee common point again making sure that lengths, elbows, etc. It operates like the radiator cap on your car. Turning gas pilot control valve to the "pilot" setting. A close examination of each component demonstrates the ingenious simplicity of the traditional tank-type gas water heater. %PDF-1.6 % But the threads into which the new TP valve would have to screw were rusted beyond re-sealing with the new relief valve. Continue readingat PLUMBING SYSTEM INSPECT DIAGNOSE REPAIR - home, or select a topic from the closely-related articles below, or see the complete ARTICLE INDEX. Continuing my demonstration of idiocy I drove 40 minutes back to my shop, tossed my plumbing tools in the truck, stopped off at Davies Hardware (106 Main St., Poughkeepsie, NY) to pick up a new TP valve and some new teflon tape. A shutoff valve on the outgoing hot side of the heater - right at the heater, invites a disaster.See BLEVE EXPLOSIONS. There are just too many variables in any plumbing installation to give a number for plumbing work when we have not a shred of information about the job. Cracking reply. Richard Epstein is a licensed master plumber with over 40 years experience in residential and commercial plumbing. The gas line feeds into a gas regulatorthat includesa thermostat for the water heater. In many installations, the cold water supply shutoff valve will be identified by a blue handle. 10 minutes to remove the worthless water heater tank drain valve and install a new one. These steps took about another 95 minutes, Total plumbing job time to this point: 115+ 105 = 220 minutes, I walked (exhausted) back to the well pit, use a broom to return power to the lethal flooded well pit pump, Document and warn the owner of the shock hazards at the well pit (buyer already knew this). This valve is located on top of the tank and often is threaded directly into the tank top itself. Leave a soggy sobbing widow sopping up a basement flood? Watch out: keep in mind that there is good reason that the incoming cold water must be connected to the "COLD" marked inlet on the water heater, as the manuacturer specifies - a dip tube is delivering cold water to the heater tank bottom. %%EOF Products made by Bradford White are manufactured in the United States using the finest raw materials and components from around the world to deliver the highest quality and value to our customers. The anode rod is bolted and fastened to the top of the tank and extends deep into the tank. Not one of the shutoff valves in the building itself worked: not at the water heater nor anywhere else. The flue must be properly exhausted to the outdoors, and there are specific code requirements for the construction of the flue. At this point any sane plumber would have insisted on replacing the whole water heater. The home buyer understood and was not panicked. John Cranor [Website: /www.house-whisperer.com ] is an ASHI member and a home inspector (The House Whisperer) is located in Glen Allen, VA 23060. I explained that the part itself (a water heater safety valve) was not expensive (less than $50. Its purpose is to draw rust-causing ions in the water to itself, thus preventing the metal tank from corroding. OK?". 15 minutes of pre-job discussion, (I won't count time to discover the problem nor time for other unrelated tasks). If it doesn't operate properly, the T & P valve should be replaced. Thanks for your time in this matter, my boyfriend hooked up the units as always but, my question wants to see if this is more efficient in a bar setting needing more hot water. I prefer piping water cylinders in series in a cascade design for more economical hot water production - that avoids the question entirely. In the case of a water heater, the cold water enters the tank through a cold water supplytubeto force a constant supply of cold water into the tank. 10 0 obj <> endobj endstream endobj startxref This was going to be a catastrophe. Once the file is ready it will download automatically. Interesting. As the water grows warmer, it rises in the tank, where it is drawn off by the hot water discharge pipe to provide hot water wherever it is called for. One just connects a garden hose to the water heater tank drain at the tank bottom, then carries the other end outside or to a suitable drain location. hb``b``2` 1W0230|2ht#Sr06)/` I We've updated our Privacy Policy, which will go in to effect on September 1, 2022. I already had an appropriate threaded adapter and section of 3/4" copper piping to use for the discharge tube. A gas water heater works by a law of physics knowns as convectionwhich defines how heat rises. Tank-type water heaters are available in both gas and electric versions, but the gas models are more prevalent thanks to their lower initial cost and lower operating cost.