They recommended that we either get a water softener, or put a filter on the output side of the heater to catch these things. There is a computer in the better ones to set the temperature. I installed a new water heater awhile back, and thought I might also someday want another for a distant point-of-use. So I have three questions: 1. However. So the tankless needs to use more BTU's to raise the water by 65 degrees. #1. Besides low efficiency. My Rinnai tankless water heater oscillates. Hello, I'm Joe I have 11 years experience as an HVACR residential and light commercial installation and service technician. The temperature on the controller is settable in 1 or 2 degree increments. A four-member household might want to get a 20 kW to 28 kW electric heater or an . The benefits can be numerous and include being able to heat water on demand as well as save energy over a conventional water heater. When you're waiting for hot water, all of the cooled-off water sitting in the . . I did some basic troubleshooting and I've come to the conclusion that my water meter only ticks when I unsecure the hot water valve coming from the tankless water heater. It is so dumb. A tankless is a direct fired appliance and the water is actually heated to a much higher temp than the touch pad control indicates. So I installed a sub-panel, protected with a 50-amp double-pole breaker in the main panel (and wired with 6 gauge Romex). Make sure you have closed off the water valves that supply the water heater. It still requires descaling & flushing and it requires changing both the air and water filter and you should be doing it annually if you don't want it to fuck up on you. Share; Posted February 5. 10. level 1. I am getting ready to replace my water heater and would like to go greener Tankless Water Heater (Howe: appliances, home, buying) - El Paso - Texas (TX) - City-Data Forum City-Data Forum > U.S. Forums > Texas > El Paso I have a larger gas tankless now, it works well. Price is worth to spend. If there are three people in your household, you can get a 7 GPM to 9 GPM gas heater or a 15 kW to 23 kW electric unit. Shoot away. A large whole house model typically costs $1,000.00. I'm not sure where to put it if I were to choose an indoor location. Interests: Anything diesel. A tankless system's capacity is measured by its flow rate, and it is useful to think in multiples of 2.5 gallons per minute (gpm), which is how much water a standard shower consumes. How the water lines are run, type and size of unit. The 'advantage' of tankless is low standby loss, which is moot for electric..without a flue, electric tanks can be very well insulated..look at energy factor EF, which gives the ratio of delivered BTUs to input BTUs in normal use..numbers for nice units (e.g. All the service bulletins on the Bosch say this problem is the water valve. Home Depot sells the Rheem branded heaters. So I took the water valve apart again, cleaned it and reinstalled it. They take up less space. Id want to mash with . old iron, my wife, construction, big equipment, I hate snow. There are well-known tankless water heater brands that produce high-quality propane and gas-powered water heaters for residential and commercial use. And I am partial to the Takagi brand, so I installed 8 brand new condensing units in the center of the basement of the building. I hate the idea of using a AC genset just to make hot water. For the folks saying to go tankless, you still have to maintain the thing. It wouldn't make a difference if you would have a tanked water heater. 2-Stiebel Eltron Tempra Plus 24 kW. Lately though it has been under performing. You can use a heat pump water heater to store energy and schedule it to heat water during off-peak hours. Personally, I hate waiting for hot water in my kitchen, as the sink is against an exterior corner wall, and the water takes 1 minute or more to get hot water from it - heater is on the other side of the house Reply. Water Heater Brands. ( like the Turnj the Thermostat down suggestion. 4). Having a recirculation line with a tank less unit is a huge help in solving that problem. Always check the gas leakage before operation. Tankless hot water savings. A traditional storage tank water heater that has a super-fast recovery time costs less than $500.00. Whether you use a traditional or a tankless water heater, you need to keep an eye out for mineral buildup inside your water heater. I move professional HVAC guys and plumbers ban these pieces of junk. It'd look weird in my living room/kitchen, our closets are too small, our garage is becoming an ADU, and I'd like to avoid bathrooms/bedrooms. The smaller the diameter, the faster hot water will reach the tap. A tankless water heater would be really neat. What should I do? Longer life expectancy. 1-Ecosmart ECO 27 Tankless Water Heater. If none of the above steps resolve the issue, you should call a professional to assess the situation. Descaling a Girard Tankless Water heater. The minerals in the water coalesce at the high temps and turn into these flakes. After some calls to Noritz, they said that these flakes/particles can be created due to the way this model "super heats" the water. To start, switch off the tank's power. Recently the company I came to work for has moved me into the position of Comfort Consultant after I started having trouble with my back again. I was thinking that the HLT could be replaced by a tankless water heater that can heat up to 170F. While tankless water heaters cost more upfront than conventional water heaters, the energy savings make them more cost-effective in the long run. Share; Posted February 5. (Happens more often then you would think) Undersized gaslines are one of the biggest issues. Tankless means that your electric or gas system must heat at a rate that equals your water usage. He currently has a 75 gallon water heater. Going tankless plan is a open infloor heat will be heating 5000 square feet of well insulated space with 4 bathrooms. 1. Tankless water heaters require special venting which 9 times out of 10 means relocating the water heater which means relocating everything that goes with it as well, hot and cold water lines and gas line and that isn't free. I don't really hate tankless water heaters. The better choice is a conventional electric hot water tank, a gas-fired tankless water heater, or a heat-exchanger coil + tank plumbed to a central heating plant. Only show this user. leonoro | Mar 16, 2019 10:57pm | #12. Tankless water heaters are one of the newest inventions in home water heating technology. On a DHW application you have 45- 60 psi to work with. A tankless heater with glycol, hmmm, some serious pressure drop involved. 9. marathons) are 0.90 (i.e. Still got to put the filter wrap on it, permanently strap the expansion tank and finish piping the T&P valve. If it's . I decided to move my water heater room to a tighter space and go tankless, and I turned the old utility room into an additional studio apartment, making good money for me. I am full timing in a Cameo 5th wheel. No one is going to schedule their shower around off-peak hours. Warmer climates have higher inlet water temps but cold climates cold water cant be heated at a good flow rate without a bigger unit. With your low gas bill. In general, a tankless hot water heater will cost you more upfront—between $800 to $1,150 (plus installation)—compared to a traditional tank water heaters at $450 to $750 (plus installation . But unlike the more common "Mixer valves" one controls volume one temperture.. #2 reason, tankless water heater will last twice as long as a tank heater (20 years vs 10) and everyone conveniently forgets the replacement and the installation costs. The water when it goes through the loop and returns to the tankless it is now 95 degrees. Tankless Water Heaters Have Higher Equipment Costs. . The average family can expect to save between 30 and 50% on water heating . My Rinnai tankless water heater oscillates. . Takes a LOT of amps to heat water instantaneously. Unlike the gigantic tanks that lurk in closets or corners, a tankless hot water heater is a much smaller device that takes up very little room. 1. . The heater is enough to accommodate my whole house. . O.K. Calculated demand and a house im working on needs over 12.5 gpm tankless. If the leak stops then the leak is only on the hot side of the shower valve. The unit we have is a Richmond 199K BTU 9.5 gpm gas (LP) condensing water heater. just my 2 cents. but I hate having something that pricey that can only serve a single purpose. You have to run out the ambient temp water from the water line before getting hot water. He said that unlike traditional water heaters, the tankless models are not adjustable for altitude, and he wasn't sure what kind of performance we'd get. Pass the butter. As an experiment you can turn off the intake to the water heater and see if the shower still leaks. Fifty feet of 1/2″-diameter pipe holds 0.8 gallons, while the same length of 3/4″ pipe holds 1.4 gallons and 1″ pipe holds 2.3 gallons. Max supply water temp 110-115F. Then the water heats from cold every time the water is turned on so the heater can not get hot enough to heat cold water for a few seconds and cold water will follow the hot water in the pipes. Buy iHeat Tankless HS-4 120V 29A 3.2KW Stainless Steel Enclosure 6.5" x 11.5" x 3", 5.25 lb, 1/2" CPT AWG#10 Point of Use Electric Water Heater: Everything Else - Amazon.com FREE DELIVERY possible on eligible purchases You may have to do it more often if you have hard water, just like you do with a tank heater. While our exclusive guardian overheat film wrap prevents our units from reaching the dangerous temperatures others can.Add in our maintenance notification settings, self-diagnostic system, and Econet enabled mobile app feature (additional kit available), buying this prestigious Tankless Water Heater makes perfect sense.Included are also a built-in condensate neutralizer, digital remote control . If just replacing to save money on gas bill. Tankless AKA on demand water heaters are dependent on inlet water temp. Sure. Next, check that the water and gas valves are completely open. According to the U.S. Department of Energy, tankless water heaters can be between 8% and 50% more energy-efficient than tank-style water heaters, but the actual efficiency depends on the amount of hot water you use. However, I can only use this indoor. I used a tankless water heater years ago and hated it. My existing gas tank water heater is already outside near my electrical panel (but not too close) so I'd like to use the same location. to raise temperature in house 10F, but once it is . The best brand of tankless natural gas for me is Rinnai at https://waterguides.org. The t-stat for the recirc pump will be set about 5 degrees less than the fill tankless water heater will output, so the 2nd heater will only have to come on to 'keep hot' or to heat cold water coming into the tank during high demand. Sep 12, 2008 503 6 Torrance, CA Name Catalino Boat Skipjack Open 20 ft. "Tale Chaser . I believe modern building code requires this now but I could be mistaken. Interests: Anything diesel. Those that follow the Good Morning thread and those that get down wind of me know that our tankless water heater has failed. Joined Jul 14, 2006 Messages 11,895 Reaction score 448 . Where traditional tanks frequently come with six to nine year warranties, most instantaneous hot water heaters have up to 15 year warranties. Finished up around 10 tonight. But there are many variables. IMO tankless electric are not a good technology.pricey, not great water temp control, etc. I wired the water heater, spec'd with non-simultaneous 4500 watt elements, with 10 gauge . When installing the water heater, make sure that the machine is upright. 2 Shutting off the water is only a problem if the water heater gets drained and it tries to heat air. 3). If it isn't, the gas may have been shut off and you'll need to contact your gas company. Tankless Water Heaters Are More Expensive. You may not flow enough to get full output in a pumped system. With a tankless water heater installation you can be part of the solution, not the problem. The propane tankless water heaters will "catch on fire" due to improper . Upvote 0. This is to be expected. just my 2 cents. Received 1,423 Votes on 1,280 Posts. the water dosnt get hot enough until the filters for the house need changed or if the toilet is flushed or the washer is going. The benefits aren't all they're cracked up to be, and the costs may be a lot higher than you'd expect. How does a tankless with 8gpm compare to a 75 gallon tank unit? So you can set the temp knob and forget it, never touch it atain, glue it in place if you wish. Here are just seven reasons why you should stick with a tanked heater. They all need high maintenance, and when they break it isn't just a simple part, it needs many parts because the water gets on everything. I hate showers now! They all need high maintenance, and when they break it isn't just a simple part, it needs many parts because the water gets on everything. It actually made an undersized tank perform as well as a 40 gallon gas water heater. Cant find anything really online far as a chart may be concerned. But for the Tankless. More Information on Tankless Water Heaters - How to Flush - http://bit.ly/2CjLnjXBefore Buying - http://bit.ly/2BPJp9JDescaling/The Bummer - http://bit.ly/2C. Problem 1: Mineral Buildup. I think you get the point. The instructions . Here are a few cost factors to consider before going tankless: Cost of the tankless water heater: First and foremost, you'll want to look at the cost of . The heater is made by Rheem and is sold through Mernards. Measured max flow for all loops running 5 gpm, 6 ft. of head, Delta T=15 deg F. For five loops running, 3.75-4 gpm, 7 ft. of head, Delta T=12-20 deg F. Very satisfied with heating comfort. A tankless is a cold device until its used. Spend the money and get a good one. When we are away and lower the thermostats to 55F, it takes about 6 hrs. Your taking diesel fuel burning it in a genset to make electricity to make hot water. This time, when the water inside the heater boiled, it made a squealing racket and boiling water came out the relief valve and the unit shut down, as it's supposed to in this event. I have a 120v Bosch tankless water heater from HD that I installed in my guest cottage a few years ago, replacing a small hot water tank that started to leak. I hate tankless water heaters. we have a tankless, not propane, and i hate it. That's because smaller-diameter pipe holds less water. Tankless water heaters are the best choice for all those who hate the long, chill winter season. I hate the hyped up advertising . All a single bathroom with a shower should need is 2.5-3.0 GPM capable water heater. BUT, by using only the Hot you are ensured to get a more consistent temperature shower. They make them in various sizes depending on the size tank and they have a cutout for running pvc pipe to a drain in the event of a leak or your pressure relief valve opening. Heating water takes a lot of energy. Best tankless water . 11-27-2014, 02:24 AM #11. So the BTU usage is less to get to 130 degrees. Hard water (in contrast with soft water) is water with a high mineral content, and the harder your water, the higher the potential for damaging mineral buildup. And really HATE Seals. However, tankless water heaters aren't for everyone, and they won't be ideal for every home. Heat Pump Water Heaters START at ~2 and go up from there. . Finally finished installing 50 gallon LP water heater. But, since my well water comes out at about 35-38 degrees in the winter, I needed to consider the efficiency of a 2.5-3.0 GPM unit in that it would struggle to reach 120 degrees on the bath water alone. If you use less than 41 gallons of hot water per day, a tankless heater is 24%-34% more efficient than a tank-style heater. While the initial outlay for a tankless water heater can be double the cost of a standard tank water heater - sometimes more; it should pay for itself in just a few years or less. January 1, 2022 July 10, 2021 by John. For me this natural gas tankless is the finest water heater that I am using. I hate seeing the 1.5 million btu boiler firing up for 4 seconds to heat up a 25 gallon tank 5 degrees when . Inventory Manager at Tom Schaeffer's RV, Shoemakersville, PA www.tomschaeffers.com Posts: 1,766. I read somewhere online that it's hard to get an accurate reading . In a pumped system just the pumps delta P Tankless heaters are designed for low flow rates and high delta, exactly opposite of how hydronics operate EdWort Well-Known Member. Webesto and Espar make coolant heaters that will circulate thru your engine and hot water heater, but there obviously not on demand. Remove the tank's lid. I hate having to go behind people who just slap stuff in there. I've recently discovered my water meter continuing to tick, even though no water in the house is being used. . Water heater systems that heat water on demand such as the Girard Tankless heaters and the AquaHot type units have a coil of tubing that is positioned in the "middle" of the heat source whether that be a hot reservoir (like the AquaHot) or a flame chamber heat exchanger (like the Girard). To avoid gas leakage caused by improper sealing of the water heater, do not twine Teflon tape between the gas regulator and the intake pipe. I installed a new Girard tankless water heater last summer, and it worked great for the first several months. Skip to content . I hate tankless water heaters. 4-Rheem RTGH-95DVLN Direct Vent Tankless Water Heater. I move professional HVAC guys and plumbers ban these pieces of junk. and start/stop the shower with the volume knob. . To avoid that you can turn off the water heater as well. For a family of two, most manufacturers recommend a 6 GPM to 8 GPM gas tankless water heater or a 10 kW to 18 kW electric tankless water heater. Some work much better than others. Katmandu Semper Fi 0311. We installed the tankless water heater as I mentioned earlier years ago, we live . Many appliances like dishwashers have supplemental heaters to elevate the water from 140f to 180f for better cleaning but I don't know of any machine designed to start with unheated water and bring it up to those higher temperatures. Going tankless plan is a open infloor heat will be heating 5000 square feet of well insulated space with 4 bathrooms. old iron, my wife, construction, big equipment, I hate snow. 5-Takagi T-H3-DV-N Condensing High-Efficiency Indoor Tankless Water Heater. That was a problem for me. I hate showers now! Which apparently means two tankless units. Currently the company I'm with doesn't offer tankless water heaters due to concerns that the technicians won't be able to . stooge40 There is a note next to our Tankless controller that says to set the temperature and turn the hot water on. At 1 GPM at a temp rise of 70°F (EG: raise water from 50 to 120) a condensing tankless water heater will use .00674 therms a minute. I asked my contractor about tankless hot water heaters, and he said he was a little leery of installing one at our altitude (about 7,000 ft). Sent from my iPhone using Tapatalk If you check energy star ratings, a hybrid is much cheaper to run than a tank or tankless gas heater, especially when gas is $2.79+/gallon like it is here for propane. Filmed September 2021 #rvlife #rving #boondocking #debradoesrvlife #keeponkeepingon #ditl. 11-27-2014, 02:24 AM #11. tankless heaters are BRUTLE on the grid. A tankless water heater NEVER runs out of hot water. Tankless heaters are sold on the misnomer that it is wasteful to continually have to heat the water in a tank heater. A water flow servo on the unit them meters the appropriate cold water after it leaves the burner area to arrive at the set point temp, plus or minus 2*f. The heater has a flow meter in it. Making sure it is installed correctly. I thought, I'm so so smart. Doubtful it would ever save you enough on your gas bill to even break even on the cost of the tankless. Same problem. Posted by 4 years ago. only 10% . Many people buy into the idea of tankless water heaters because they expect to save money in the long run. 3-Rinnai RUC98iN Ultra Series, Concentric/Twin Pipe Installation. A secondary problem that I need to fix is getting the proper shower faucet washers. Now the cycle only lasts 6-7 minutes and for me the number of heating cycles is 4-6 per night. Need to upgrade/replace waterheaters. 4. Need to upgrade/replace waterheaters. I used a tankless water heater years ago and hated it. Longer run to the faucet means a longer wait time for hot water, tankless heater or not. Close. Regardless I found that 0.5 gal/minute hot water works well enough, with 0.6-0.7 being closer to my ideal flow. The hardware should also last twice as long as a tank system. This usually involves unscrewing three to four screws. As for my shower habits, I think I was permanently imprinted to limit my hot water flow as a kid growing up with an undersized water heater:icon_lol:. This could also cause the tankless to not ignite. Most tankless water heaters will last at least twice as long. You can keep the hot water on all day and it will stay at about the same temperature, regardless of how many faucets are on. It took me a while to understand this. Some of the benefits of going tankless are: Long Lasting - Because the tankless water heaters do not store water, damage to the system is much lower than a conventional water heater. Some may like them but today I share with you 10 reasons why I *HATE* my on demand tankless water heater. So, they must be sized to cover the max flow rate of hot water that you will use or else your hot water temperature will drop off with high water flow. Mission Statement: Supporting thoughtful exchange of knowledge, values and experience among RV enthusiasts. If you prefer doing the routine maintenance yourself, make sure you read the included user's manual for maintenance care instructions. Smaller cheaper ones will have limits. Learn the benefits of going tankless! Edit: (1) my experience with these devices is 30 to 35 years old, so I'm hardly current with the technology (2) I was trying to provide hot water for an entire house - this was . Water heaters should be installed on a pan. Add a secondary accessory anode rod to this heater at a cost of $125.00 and you can have a traditional water heater that may last 15 - 20 years. The instructions . Aug 8, 2016.