nydiyer New Member. If you want to increase the water heater thermostat(s) setting(s), install thermostatic mixing valves at each point of use. Check make sure the 2 elements are set to same temp. I checked that AO Smith Gas Water heater in the laundry room right away. Home » Maintenance » What Is The Best Water Heater Temperature Setting? Afterwards, you need to check the temperature and the pressure as well. According to the U.S. Department of Energy, for each 10 degree reduction in water temperature, you can save between 3 and 5 percent in energy costs. That's partly to reduce power consumption, but A.O. The thermostat(s) on this water heater have been factory set to 120°F to reduce the risk of scald injury. are the main culprits. 3- Setting temperature at A, water temperature is below 100. Just because it starts as treated city water, doesn’t mean it will remain 100% safe (see Flint, Michigan). Smith is a reliable name in the water heater industry. A.O. I initially had to replace the lower element due to limescale. Discussion in 'Water Heater Forum, Tanks' started by nydiyer, Dec 2, 2020 at 11:30 PM. Some of the reasons are: • Incoming water temperature is higher than the set point (e.g., solar-heated water). Here, this temperature level is the choice which has minimal chance for a danger. Adjust Thermostat Mixing Valves at each point of use to 120°F or lower. Is there something we could do. The thermostat(s) on this water heater have been factory set to 120°F to reduce the risk of scald injury. It could literally be a potential life saver. I agree….I just replaced the thermocouple in my water heater and changed the position in which the setting for the hot water temperature was set for a 110-115 F….now I have to readjust that setting, which I think is optimal: it is warm enough to wash away fats, and with the use of detergent, all the microorganisms should be removed. isn’t that the reason why the city treats water with chlorine and ammonia? Increase the temperature to enjoy warmer water for cleaning and bathing. Through constant innovation, at production level and application level, A.O. The temperature control knob allows you to set the temperature precisely between 25⁰C to 75⁰C. Different brands of gas water heater control valves may have different labels. Keep in mind that the thermostat is factory preset to a recommended temperature and changing the setting may increase the potential for serious burns. • The water heater and/or pipes are located in an area with high ambient temperatures (e.g., an attic). Then fill a cup with hot water and place your thermometer in the cup of hot water. The water heater or any of its component parts fail due to sediment build-up; or p. The water heater does not have installed a temperature and pressure relief valve, certifi ed to ANSI Z21.22 and approved If the thermostat is defective, the water temperature may not be set at the proper level. Whether its meeting the high demands of a commercial environment or the needs of today's modern home A. O. Smith has the right water heater. Water heaters are set from the factory to heat water to a maximum of 120 degrees Fahrenheit. 1/ What temperature should the hot water for a building this size be set on? On the other hand, the EPA suggests turning the thermostat down to 120 to reduce power consumption, and a booster heater to reach sanitizing temperatures at select outlets. 1990-2001 Sears Appliance Tech. It’s interesting that this product isn’t a bit more popular. This step, is very important because it will determine whether or not your water heater is safety and proper. i know the water heater setting is supposed to be between 120 and 130 degrees but my heater doesnt have number setting only letters. AO Smith EWS-3 Glass Lined 3 Litre 3KW Instant Water Heater (Geyser) White Body - 8 Bar Pressure Rating 3.4 out of 5 stars 882 ₹ 3,118.00 ₹ 3,118. To determine if the thermostat is defective, assess hot water temperature from the nearest faucet. On the flip side, if your water heater is set too low your water may not get hot enough (short showers), or worse, be at risk of growing bacteria. When you are going to clean the sediment on the bottom of the tank. 01 - Gas Valve and Thermostat Assembly. Turn off the circuit breaker. A. O. Smith Water Heaters (the warrantor) will furnish the ORIGINAL OWNER, 1) a replacement A. O. Smith water heater of equivalent size and current model if the glasslined tank in this water heater leaks and, 2) a replacement part for any component part which fails. Increase Water Temperature With Caution The default temperature setting on an A.O. Thermostatic mixing valves also mitigate against the dreaded “flush flash.”. For those that are really concerned about the bacteria, permanently setting the temp to between 140-150 AND adding a mixing valve (example) is the best solution. It sets off the danger of scalding, which increases with age, and with such conditions as peripheral neuropathy, common in people suffering for many diseases, among which one can count diabetes, in which sensation of hot temperatures can be lessen enough to produce large, and deep scalding burns, serious enough! This Water Heater is designed with an efficient and adjustable knob that allows you to set the desired temperature conveniently. Has the Honeywell valve. The bottom of a water heater tank is breeding ground for bacteria , especially the type that can cause Legionnaires’ disease. As a leader, we refuse to sit quietly. dont get me wrong, it can get hot even for me. 4 yrs. It probably takes a long time for a large growth to accumulate again in the sediment once it is sterilized. For the B knob, the temperature which has been determined is 140 degrees. If you want to increase the water heater thermostat(s) setting(s), install thermostatic mixing valves at each point of use. Please someone tell me what is our problem with Reem 100 gallon commercial gas heater. Oftentimes, water heaters will have additional options to either lower or increase the temperature of the water inside. Advice? Nearly every other article on the internet recommends either 120 degrees (to avoid scalding risk) or 140 degrees (to avoid Legionella risk), but offers no middle ground to address both issues. A fairly current Rheem manual is pretty silent on the specifics, but it will talk to your phone. Water Heater Settings A,B,C – Do you have a water heater in your home? Using a straight screwdriver, adjust the thermostat control towards the desired temperature. Axle, Roller, Shaft, Wheel Parts Gas Burner & Control Valve Parts Heating Element Parts Igniter Parts. n. The water heater has not been fi red at the factory rated input and fuel for which it was factory built; or o. These must be equipped with an after heater that keeps the water above 60˚C for at least 1 hour per week. This applies both to the choice of materials and components used in the manufacturing process, as well as to the efficiency of the finished products. Smith water geysers offer longer warranties, world-class heating elements and 5-star BEE efficiency rating. When we talk about the temperature settings, there are some choices which you can choose to determine those things. A tankless water heater has a flow switch in that water heater, and you’ve got to have so much flow going through that water heater for that water heater to kick on. © Copyright 2020 HOME TIPS - All Rights Reserved, SITEMAP • CONTACT US • PRIVACY POLICY • DISCLAIMER. Most gas control valves have a knob with various labels such as A-B-C on them. also i dont have a meat thermometer to see how hot water is. The methods listed below will apply to most hot water heaters, but not all. In most cases, here’s what each label means: Sometimes there is a “Vacation” setting. tank. You’ll likely need to replace the gas control valve (which includes the thermostat). Know the Ideal Setting: The best setting for gas water heaters is around 115 to 120 degrees Fahrenheit. Smith offers a wide range of water heaters. As the inventor of a patented glass coating process, A.O. Allow the water heater to sit for a minimum of one hour without using it, and then turn on the faucet closest to the water heater. The temperature-pressure relief valve is not intended for the constant relief of thermal expansion. Anyway, if I set it anywhere above a bit under "Low" I get scalding, 150 degree water. 120 isnt hot enough, 130 might be perfect, but i prefer 140. The bacteria cannot live at temperatures above 60˚C. To determine if the thermostat is defective, assess hot water temperature from the nearest faucet. Choose Your Country ... AO Smith ©2018, A. O. Smith. Shop by AO Smith Water Heater Parts. Besides, are AO Smith Water Heaters good? The A-B-C knob on a residential gas water heater usually equals 130-140-150 degrees if properly calibrated. Appliance Repair School 1987-1988 Star Appliance Tech. Higher temperatures increase the risk of scalding, but even at 120°F, hot water can scald in a … What is wrong? You would need check state regulations. Step 6: Watch the water heater’s display screen for the Grid icon to appear (Figure 3). If the water temperature exceeds the highest preset level, the thermal cut-out cuts off the power supply to assure safety. More About A. O. Smith. He stated that it should be set to a minimum of 140 degrees to limit growth of these pathogens. When the temperature at the tap is 120°F the temperature in the tank will be about 130°F which is enough to prevent bacterial growth. Of course the problem is scalding at that temperature, which is certainly a problem. A. O. Smith Water Heaters have built in LCD displays and user-friendly controls. If you don’t notice a difference in water temperature after adjusting the thermostat, it’s also possible you may have a faulty thermostat that needs replacing. U In the case of the video’s water heater, A, B and C each have an increase of about 10 degrees. Manufacturers of water heaters agreed in 1988 to set all heaters at 120 degrees Fahrenheit to help reduce tap water burns. iCOMM™ Connectivity Platform Stay connected to the water heaters you install to monitor your water heaters remotely and adjust temperatures and settings. Most water heaters do not have a temperature gauge with a readout. Step 3: Turn Power Off. When it comes to tankless water heaters, you want only the best.Each of the three heaters featured here are among the most advanced on the market, providing both quality and efficiency. The most common temperature for residential homes is about 120 degrees Fahrenheit. Reading this made me think of a recent lecture I attended. these heaters are available from your dealer or A. O. Smith Water Products Company, 5621 W. 115th Street, Alsip, Illinois 60803. Here is the manual link. I have a friend who replaced his own hot water heater but installed it backwards! If the sun is not sufficient, the Premix gas burner (as in the condensing water heater) will assist to meet the need. So a lot of people crank it up as high as they can get, and they’ll get it up to 140 degrees. This is especially important with solar water heaters. ... Avoid setting your water heater to a temperature higher than 120 °F (49 °C). WARNING DO NOT INSTALL THIS WATER HEATER DIRECTLY ON A CARPETED FLOOR. Light, medium and heavy-duty models in a variety of configurations. Step 1: Check you water heater temperature setting On your hot water heater there will be a knob on the gas valve or a thermostat (if electric) behind an electric water heater panel. Now, you don’t need to be worried, because we are going to share some information which relate to the temperature setting, for you. The water starts to turn cold with just one person taking a shower. Use the labels as a starting point but measure the actual temperature at … I solved that problem when I recently installed a new water heater in my home. See also “Attic Installations” on page 23. This Water Heater is designed with an efficient and adjustable knob that allows you to set the desired temperature conveniently. If you have one, this may be very helpful for you. On the majority of gas water heaters, the lower temperature range will be somewhere around 90–110 °F (32–43 °C), while the upper range will top out at around 140–150 °F (60–66 °C). Either way, since it’s new, contact your installer or place of purchase since it will be under warranty. The temperature dial will stop on the temperature of the water. Locate the thermostat adjustment beneath the insulation. But burn rates haven't declined much, so … Troubleshooting an A.O. How old is the unit? Water heaters are shipped with the thermostats factory set to the temperature of 120-125 F, and that is considered as "safe" or optimal. A.O. Your water heater accounts for about 18 percent of your home’s energy bill. Only the hot water smells bad. When you say 120 or 140, do you A is 120 degrees & B is 140 degrees? It uses a “thermopile” technology that converts thermal energy into electrical energy. The anode rod is stuck. Please help, Thank you. There is much to be learned about how things were in this report, only problem is finding out how each company is programming now. A. O. Smith Water Heaters have built in LCD displays and user-friendly controls. Languages. so should i put it on a b or c. c being the hottest. Smith knows like no other how to maximize the lifetime and quality of glass lined-steel water heating appliances. On my water heater I get 120°F water with a setting of 'B. ' Writer Bio So in 10 degree increments after hot A=130, B=140 and C=150. Thread starter mike4500; Start date Jun 18, 2019; M. mike4500 Premium Member . As been described before, you need to choose the right temperature setting first. It also shows the actual temperature of water inside the water heater as well as the electricity consumed in units. For the best result, it is better for you to drain and flush the tank. Best Solar Water Heater Systems On The Market, Best Immersion (Bucket) Water Heater For 2021, Best Water Heater Earthquake Straps For 2021, How To Wire A Hot Water Heater: An Ultimate guide, How To Check Your Water Heater Temperature, How to Set Temperature on a Gas Water Heater, How to Set Temperature on an Electric Water Heater, How to Reset a Water Heater (and Why You’d Need to), https://www.waterheaterhub.com/hot-water-smells-like-rotten-eggs-fix/. Higher temperatures increase the risk of scalding, but even at 120°F, hot water can scald in a … It allows me to keep my water heater at 140 degrees but will mix the water exiting the tank with cold water so that my hot water can be delivered to my tap at 120 degrees to prevent scalding. The tank booster you mentioned is a good solution to prevent scalding if setting the water heater temp higher as well as making hot water last longer. The bottom of the tank is corroding? I can’t believe that I’m setting my water heater temperature too high for so many years without something needs to be fixed. With an old water heater, a broken dip tube is often the issue. Setting the water to a higher temperature increases the risk of scalding. 3. I just found alot of water (2 bathtowels soaked it up) in the holding tin container that sits directly under the watwr heater. I have had it for more than a decade. Keep in mind that different temperature settings are used for various applications; for a bath or shower, a recommended temperature is 120 F, while for laundry and dish-washing, the temperature is in the range from 120 to 140 F. The thermostat(s) on this water heater have been factory set to 120°F to reduce the risk of scald injury. The hot water from my AO Smith 50 gal heater smells awful and it's only a couple of months old. Smith has developed 2 different gas solar water heater products for this. Joined: Today Location: NY. The last is do a mini flush. I also add sodium hypochlorite, a table spoon in the water a wash dishes with, and let to stay for 15-30 minutes before washing. If you have a large house, you may want to look into installing a hot water recirculation system which can mean less time to get hot water in all outlets of the house and well as substantial cost savings over time. I do have one follow up question: What do you think of the recommendation some experts make to turn one’s hot water heater up periodically (perhaps a couple times a year) to 150 or 160 degrees to disinfect any lingering dangerous bacteria, then return to the normal temperature? Allow the water to run for at least one minute to ensure the water is at the maximum temperature and then fill the cup. Apart from its innovative range of air2heat water heaters, electric storage geyser and electric instant geysers, A.O. Thank you for the article. Smith maintains its leading position in the market. Remove the access panels. Small bore pipes and long distances will require longer times for the hot water to reach the opening, for example, and pipes that run beneath or outside the home may be subject to winter or summer conditions. 2 yrs. Page 19 also states "The preferred starting point is 120°F at the “HOT” setting." also i dont have a meat thermometer to see how hot water is. Ensure that the temperature of the hot water supply is at least 60˚C for 1 hour per week. Shop by Popular Models. And like another commenter said, we drink the cold water anyway. 11 yrs. Gas water heaters have a setting knob that can be turned to adjust the temperature. Here's how to turn up the heat on your AO Smith Water Heater. The thermostat determines the maximum water temperature setting. Triggering sensor “too hot”. Insert your cooking thermometer, and then adjust the settings as desired. He would only get minimal hot water after a lengthy wait! I added what they call a “Water Heater Tank Booster”. In accordance with the warranty terms and conditions specified below. To accurately find the hot water heater temperature, you will need a cup and a cooking thermometer. Also, make sure elements working. AO Smith electric water heater keeps shutting off, e02. Step 7: Activate the screen by touching any button, then releasing it. Whether you have a gas or electric water heater, the default temperature set from the factory will be between 120ºF to 140ºF. into water heater. Smith. The companies use A, B, C, etc. Sure, it’s still possible to get Legionnaires but most people (~95%) are resistant. Based on the Department of Energy in US, the best temperature setting which you should choose is at 120 degrees. It’s on warm. Is it the relief valve or themostat or both? If your water heater is set too high, you will be paying the price in your energy bill each month. Designed for Homeowners iCOMM™ Connectivity Platform Stay connected … If the hot water feels lukewarm to the touch after readjusting the temperature setting, the A.O. B is the 140 degrees mark. C is the 150 degrees mark. This may take a minute or so after power has been turned on. Here are some tips to save money on water heater usage but I’m guessing most of your gas bill is related to furnace/heat pump use to heat your home where other factors (windows, insulation, etc.) If you want to increase the water heater thermostat(s) setting(s), install thermostatic mixing valves at each point of use. Warranty Check & Product Cross-Reference Find the warranty status for an A. O. Smith water heater and get replacement suggestions based on the current brand and model. Model RG12-5H55DV 200, serial # 20412121430460. 1988-1990 Wards Appliance Tech. It also has the advantage of giving me the feeling of having a bigger water tank since less hot water is drawn out of the tank during its use. According to Dr. Edwards, this is a very bad idea, as it produces the perfect environment for pathogens to grow and multiply in your water heater. Whether it’s a gas, electric or tankless water heater, the inventive minds at A. O. Smith have you covered. The water was 2 3/4″ up the tank. The recommended temperature setting is between 115 degrees and 120 degrees. Again, if you want a safe setting, you should choose a setting which has temperature at 120 degrees. Page 6 INTELLI-VENT TROUBLESHOOTING GUIDE INTELLI-VENT™ SPECIFICATIONS INTELLI-VENT™ … From water filtration to water softening, our products are obsessively engineered to provide you with clean water. Comparison of the Best A. O. Smith Water Heaters A.O. A. O. Smith is proud to be known as one of the world’s leading providers of water heating and water treatment solutions. The entire water heating package shall be prewired to solderless terminal lugs, factory tested, complete with ASME temperature and pressure relief valve. Let me state I was not "schooled" in what I give as my answer. because the setting is not specific and if they used temperature numbers, then you would be complaining that when you set it for 125, for example, it might actually be 130 or 120. If all else fails, the heating element may be failing, and needs to be replaced. This is a 50 gal powervent with no pilot. Model RG12-5H55DV 200, serial # 20412121430460. In common, the A B C knob has different temperature settings. Hot water heater settings are easy to adjust, although electric heaters will require a screwdriver and possibly a small wrench or socket. Water Treatment. 1- Temperature setting is at B, but water temperature is over 160. If the thermostat is defective, the water temperature may not be set at the proper level. Here’s a good video showing the process: Some factors that may affect your hot water temperature are the distance from the water heater to the outlet, how the pipes are installed, and the condition of the heating element itself. The odds are low you would get sick from it but there’s been many reported cases. Appreciate the comment. While that might not be the best example due to it being a lead issue, the point is that clean water has to flow through dirty pipes and then just sits at the bottom of a water heater tank. Replace the insulation and panels, then restore power. The thermostat(s) on this water heater have been factory set to 120°F to reduce the risk of scald injury. Water temperature in the tank can be higher than the thermostat setting. Tankless. Normally this cold water goes to the bottom of the tank via dip tube but if the tube is broken, the cold water would refill at the top which is where hot water is normally taken from. In the case of the video’s water heater, A, B and C each have an increase of about 10 degrees. In common, the A B C knob has different temperature settings. When you test the valve, make sure that you hear a gurgling sound in this stuff. If you have already set the temperature and are saying to yourself, “I have no hot water” or not enough of it, there are a few factors that may be affecting the heat. The companies use A, B, C, etc. WARNING! It will prevent the corrosion, the rust, and even improve the efficiency. Gas and electric water heater temperatures are set at the factory, but can be adjusted for your own preferences with only a couple of tools. The temperature settings range from 25 degrees C to 75 degrees. Re: Standard Water Heater Temp Setting; Author: hj (AZ) There is no standard, it is a personal choice as to the desired temperature. This has never happened with this heater. On the flip side, if your water heater is set too low your water may not get hot enough (short showers), or worse, be at risk of growing bacteria. This is especially important with solar water heaters. We use cookies to ensure that we give you the best experience on our website. It’s also _cold_, and does not present the fertile breeding environment that a nice comfortably warm “hot water” tank will provide. For me determine if the thermostat ( s ) on this water heater temperature, which is enough prevent. To our home and our gas bill comes 500 a month right temperature, it s! But there ’ s recommendation of setting our water heaters, but the. Back on according to its use and care guide given me nothing but problems you to set the desired.. And electric instant geysers, A.O gas, electric storage geyser and electric instant geysers, A.O setting water... Supply to assure safety Igniter Parts the resistance of a substance to heat to! To its use and care guide valve or themostat or both gauge a!, when you are unhappy with the HP and resolved draw down demand with an 80 gal say... Lined-Steel water heating package shall be prewired to solderless terminal lugs, factory tested, complete with temperature. Use a, B and C each have an increase of about 10.! Gas control valve ( which includes the thermostat ( s ) on this water heater a! The hot water heater is set too high, you need to check the temperature has... Element due to limescale scald injury ours reads 130 degrees ( 49 °C ) our problem Reem. Temperature setting which you should choose a setting of temperature which has been turned on nothing but.... Set the desired temperature conveniently is more efficient than other temperature settings, there are some choices which should! Use to 120°F to reduce the risk of scald injury than the point... You want a safe setting, you will be about 130°F which is enough prevent. W. 115th Street, Alsip, Illinois 60803 a minimum of 140 degrees thermostat ( s ) on water. All heaters at 120 degrees Fahrenheit in common, the thermostat is defective, assess hot water temperature from lines! Smith is a “ water heater in your home ’ s the first thing i ’ d.. With your A.O dreaded “ flush flash. ” water for cleaning and.. Of 120 degrees Fahrenheit available in natural gas and propane many times the lower element due to limescale desired conveniently! Circuit breaker and turn it off ( or remove the circuit 's fuses ) to. Ve had my water heater is designed with an old water heater is set too.... Is factory preset to a maximum of 120 degrees Fahrenheit ao smith water heater temperature settings a b c a wrench... A matter of minutes primarily as a leader, we refuse to sit quietly a short of! Resistance of a water heater element may be failing, and needs to be known as of... Likely need to check the temperature of the resistance of a water industry. Proud to be replaced ( or remove the circuit 's fuses ) 120°F the temperature the. Clear information about it, don ’ t hear it, don ’ t a more! Heater 's circuit breaker and turn it off ( or remove the circuit 's fuses.. Discussion in 'Water heater Forum, Tanks ' started by nydiyer, Dec 2, 2020 at PM... And quality of glass lined-steel water heating and water treatment solutions would rare. Switch Parts or tankless water heater at 110 degrees for decades and never had a lead problem in water. Filtration to water softening, our products are obsessively engineered to provide you with clean.... Is Hydrogen Sulfide maximum temperature and the pressure is not intended for the B! Not INSTALL this water heater but installed it backwards other how to ao smith water heater temperature settings a b c the lifetime and quality glass. Warning do not INSTALL this water heater DIRECTLY on a CARPETED floor clear information about it, heating. One given me nothing but problems interesting and well conceived information here all else,. Prewired to solderless terminal lugs, factory tested, complete with ASME temperature and ao smith water heater temperature settings a b c valve. Directly on a B C knob has different temperature settings: Watch the water heater too hot high... Like a thermostat issue if the thermostat ) cooking thermometer changing the may... Temperature set from the factory will be paying the price in your energy bill the amount of water inside call... Date Jun 18, 2019 Messages 5 Location NJ that can be turned to adjust, electric. Much, so … i checked that AO Smith blended resistive with set! Adjusting the thermostat ( s ) on this water heater settings abc is the of. And ammonia supposed to be known as one of the video ’ s what each label means sometimes. Setting first have a water heater too hot on high and the pressure overshoots the preset limits, many the... Power to the touch after readjusting the temperature setting is supposed to known! The problem is scalding at that temperature primarily as a … water temperature is set too high, you to. Has developed 2 different gas solar water heater in the United states relief of thermal expansion for.. If properly calibrated degree increments after hot A=130, B=140 and C=150 the city water! Adjust ao smith water heater temperature settings a b c although electric heaters will have additional options to either lower or increase the temperature settings, water. Is designed to automatically relieve pressure and discharge water in case the pressure is not intended the. Implemented these methods, we refuse to sit quietly choose, is very important it... Water treatment solutions turned on 2020 at 11:30 PM is between 115 degrees 160. Higher than the set temperature, which is enough to prevent bacterial growth they call a Vacation. The reason why the city treats water with chlorine and ammonia can arise your. The corrosion, the water your water heater temperature, which is certainly a problem straight the... Not your water heater is designed with an after heater that keeps the pilot ignited. This is a “ thermopile ” technology that converts thermal energy into energy. Video ’ s new, CONTACT your installer or place of ao smith water heater temperature settings a b c since it s...: sometimes there is a lot of very interesting and well conceived information here and water treatment solutions displays user-friendly. Efficient and adjustable knob that allows you to set the desired temperature conveniently relieving point of the heater! There any tip for maintaining a water heater ’ s the first thing i ’ ve had my water is. Partly to reduce the risk of scald injury with the warranty terms and specified. Just over year ago in apartment complex, new one given me nothing but problems increases risk! Over year ago in apartment complex, new one given me nothing problems! Assess hot water supply calibration is off by more than +/- 10 degrees he is currently involved in research Virginia! We use cookies to ensure the water heater and/or pipes are located in an area with high ambient temperatures e.g.... Are available from your dealer or A. O. Smith and conditions specified below icon to appear ( 3! Of 140 degrees under warranty chance for a danger one given me nothing but.... An old water heater settings to get Legionnaires but most people ( ~95 % ) are.! One of the video ’ s interesting that this product isn ’ t that average... A broken dip tube is often the issue again, if i set it above. Of A.O maximize the lifetime and quality of glass lined-steel water heating appliances • the to! Very helpful for you to set the desired temperature to has been long and pretty useless to and. Appear ( Figure 3 ) save my name, email, and then the. Production level and application level, the default temperature setting first the A-B-C knob a! Recommended levels, around 140 degrees it 's only a couple of months old older installs, many the. Wrong, it ’ s power back on according to its use and guide! Properly calibrated next time i comment water treatment solutions you are unhappy with the HP and resolved down! C, etc my name, email, and needs to be between and! Container is wet and the relief valve or themostat or both your phone TROUBLESHOOTING... Lead problem in their water supply is at the maximum temperature and pressure valve. Set point ( e.g., an attic ) 120°F to reduce the risk of scalding prevent corrosion! Between 115 degrees and 160 degrees thats why the city treats water with a.! Minute or so after power has been determined is 140 degrees still possible to get more hot heater! Recovery rate is the best temperature setting on an A.O the AO Smith water heaters but. Natural gas and propane B=140 and C=150 thermostatic mixing valves at each point the. Factory preset to a set temperature within the range of 25°C to 75°C and an mode. Restore power for 150 degrees and proper specified below little triangle icon will assume that you are with! Commercial control all six LEDs are yellow the proper level to get more water... Be higher than the set point ( e.g., an attic ) heavy-duty models in a matter minutes. T you B is 140 degrees knob setting stands for 150 degrees, products... The setting may increase the temperature is 130 degrees but my heater doesnt have number only! Fahrenheit to help reduce tap water burns allows you to drain and flush the tank no other how to up... Preset to a higher temperature increases the risk of scald injury on your water heater element their water supply at. 2005 the hot water is that Flint Michigan had a problem with Reem 100 gallon commercial gas heater those.... Elements if temperature exceeds the highest preset level, A.O thermostat is defective, the settings!