How to turn off ao smith gas water heater. View and Download A.


  •  How to turn off ao smith gas water heater. Dec 4, 2024 · Is your AO Smith gas water heater leaving you in the cold? Discover the common culprits behind unexpected cold showers and learn how to troubleshoot issues like pilot light failures, thermocouple problems, and gas supply interruptions. Then, disconnect the wires from the old pressure switch and remove it from the water heater. When the electrical power to the water heater fails, the 3/4" Gas Connection 3/4” solenoid valve closes (stopping the flow of water into the heater) and the 1/2” solenoid valve opens (allowing the water heater and associated piping to drain. The new valve must be marked with a maximum set pressure not to exceed the marked hydrostatic working pressure of the water heater (150 psi = 1,035 kPa) and a discharge capacity not less than the water heater Btu/ hr or kW input rate as shown on the water heater’s model rating label. This comprehensive guide covers everything you need about AO Smith water heaters, from understanding different models to maintenance and troubleshooting tips. Alternatively, you may have low gas pressure or a faulty gas valve. 13. g. Smith. May 11, 2025 · To drain an AO Smith water heater, turn off the power, connect a hose to the drain valve, open the valve, and allow the water to flow out completely. Set the gas control knob to the 'Pilot' position. Smith water heater is a relatively straightforward process, but it requires some care and safety precautions. These robust units are designed to provide consistent hot water, but like any appliance, they can run into . In this article, I have listed all the common problems of all types of heaters. Here are common reasons for this issue. The location varies between gas and electric models, but it’s typically found near the thermostat or control panel. Smith water heater refusing to turn on? Discover key troubleshooting tips to identify common causes like electrical issues, thermostat problems, and safety feature activation. When replacing an existing space heating application’s water heating source (boiler, tank water heater, tankless water heater, etc. Insulation blankets available to the general public for external use on gas water heaters are not approved for use on your water heater. O. FPSH water heater pdf manual download. Here is my rough plan: 1. Smith water heater turns off can save you time and stress during inconvenient moments. Otherwise, the status light won’t blink. Jul 30, 2025 · Are you tired of dealing with inconsistent water temperatures in your home? Your Ao Smith water heater might be the key to solving this problem. RESIDENTIAL GAS WATER HEATERS POWER DIRECT VENTED GAS MODELS. If both are okay, consider replacing the gas valve assembly. RESIDENTIAL GAS WATER HEATERS, Power Vented Gas Models with SmartValve Hot Surface Ignition & 2” PVC Vent Capability. Jul 4, 2025 · Turn off the power or gas: For electric heaters, locate the circuit breaker that controls the water heater and switch it off. See full list on readytodiy. Troubleshoot AO Smith gas water heater issues with our guide. Smith GPD-40 instruction manual online. The igniter is a critical component responsible for lighting the pilot or igniting the main burner in gas water heaters. Turn the control to “on” and If you have questions about plumbing, toilets, sinks, faucets, drains, sewers, water filters, venting, water heating, showers, pumps, and other strictly PLUMBING related issues then you've come to the right place. 100 Series water heater pdf manual download. WATER HEATERS water heater pdf manual download. You can also test the heating element for continuity using a multimeter. Step 2 Turn the gas control knob on the side of the water heater to the "Off" position, and allow the room to air out for approximately 10 minutes. * Always follow the manufacturer's instructions and safety guidelines provided in the user manual for your specific A. This guide covers gas and electric models with detailed instructions to safely restore operation. Also for: Gpd-75, Gpd-50, Gpdx-50, Promax gpd series, Promax gpdx series. May 16, 2023 · The status light of your AO Smith Gas Water Heater won’t come on if the thermopile hasn’t yet reached its normal operating temperature. Working on an energized appliance can cause electrical burns, electrocution or death. Hold the knob for 30 seconds, then release it once the flame stays steady. To reset the gas control valve on an A. Don’t worry, we’ll discuss all of them in this View and Download A. 2:42 6:05 Learn about A. Your AO Smith water heater pilot light keeps going out due to a tripped or broken thermal switch, bad thermocouple or thermopile, dirty air filter and flame arrestor, low oxygen, or backdraft in the flue hood. The gas valve has an internal microprocessor that provides enhanced operating parameters and tighter differentials for precise sensing and faster heating response to optimize performance. Remove the access panel near the bottom to find the pilot light assembly. If you want to fix the hot water issue, you must address and solve these problems. This video discusses why this happens, how to reset it and relight the pilot to restore domestic hot water. Learn how to turn a water heater on and off with A. Smith water heater, including turning off the power and water supply, draining and flushing the tank, and reconnecting the power and water supply. Smith Water Products Company. O. Apr 20, 2023 · Are you having problems getting hot water from your AO Smith gas water heater? Don’t panic; resetting your AO Smith gas water heater is an easy DIY task that almost anyone can complete in just a few minutes! Jan 26, 2024 · This is a step-by-step guide on AO Smith Water Heater Control Valve Troubleshooting where I will show you how to replace gas valve. I'm about ready to flush it. If a problem occurs, you can only imagine how troublesome it is to find the right solution at the right time. Aug 21, 2022 · AO Smith Water Heater Thermostat Problems [5 Common Reasons] Every electric water heater, including your AO Smith, has thermostats to control the water temperature. AO Smith water heaters come in two main types: gas and electric. RESIDENTIAL GAS WATER Heaters POWER VENT/POWER DIRECT VENT GAS MODELS WITH HOT SURFACE IGNITION. A NEW TEMPERATURE AND PRESSURE RELIEF VALVE COMPLYING WITH THE STANDARD FOR RELIEF VALVES AND AUTOMATIC GAS SHUT OFF DEVICES FOR HOT WATER SUPPLY SYSTEMS, ANSI Z21. Smith water heater and describes the different control systems for electric and gas water heaters. Push down on the red pilot set button to let the gas run to the Nov 10, 2024 · Troubleshooting an AO Smith Signature Water Heater often involves checking the pilot light and thermostat. GPD-40 water heater pdf manual download. So, let’s Water heaters require gas regulators that are properly sized for the water heater input and deliver the rating plate specified pressures. Feb 3, 2024 · To troubleshoot a non-working AO Smith water heater, check if the ignition source is working properly and if the gas valve has pressure. Feb 12, 2025 · If your AO Smith water heater is blinking 3 times, it could be a problem with the pressure switch, a blocked exhaust gas vent, a damaged gas valve, or a problem with the blowers. The purpose of an insulation blanket is to reduce the standby heat loss encountered with storage tank heaters. Smith Water Heater Take the access panel off the side of the A. If your pilot light is out on your AO Smith water heater with t An AO Smith water heater exhaust vent allows the hot exhaust gasses to escape from the water heater. Failure to follow these instructions and safety messages could result in death or serious injury. Immediately shut the water heater off and have it inspected by a qualifi ed person if you fi nd that the wiring, thermostat(s) or surround-ing insula on have been exposed to water in any way (e. Some tankless water heaters require the bypass valve to be in the correct position or to be set to a “service mode” before you descale it. Jun 2, 2025 · Finding the reset button on your AO Smith water heater is crucial for troubleshooting common issues. Jul 19, 2010 · Step 1 Take the access panel off the side of the A. And if you need any information regarding AO Smith water heater troubleshooting, it will help you as a complete guide Common AO Smith Water Heater Jul 8, 2025 · Understanding Your AO Smith Water Heater Before diving in, it’s helpful to understand the basics. Turn “off” gas to water heater and leave “off” until re-pairs are made, because failure to correct the cause of the sooting can result in a fire or explosion causing DEATH, SERIOUS BODILY Get information and support for all A. Our site is completely free, without ads or pop-ups and we don't track you. For gas water heaters, it means shutting off the gas supply. RESIDENTIAL GAS WATER HEATERS water heater pdf manual download. This gas-fired water heater is design certified by Underwriters Laboratories Inc. No duplication or reproduction of this book may be made without the express written authorization of the A. This video will show you how to light your AO Smith water heater with a Honeywell gas Valve. I have the manual and I've watched some Youtube videos. AO Smith offers a variety of water heaters, including electric, gas, and hybrid models. Turn off circuit breaker If the hot water is shut off, but flames are still visible through the burner sight window, immediately shut off gas and power to the unit and contact the Technical Service Department. Smith water heater, first turn the gas control knob to 'Off' and wait five minutes to clear any gas. ) with these water heaters, ensure that the water heaters are sized to adequately provide the necessary BTU input for the desired space heating application. Oct 17, 2023 · Troubleshoot Ao Smith gas water heater issues efficiently with expert tips for reliable performance and solutions. Gas supply systems where pressure exceeds 5 PSI often require multiple regulators to achieve desired pressures. Smith Residential Gas and Electric water heaters in the field. Smith gas water heaters are equipped with a self-powered electronic gas valve with intelligent control logic. RESIDENTIAL ELECTRIC WATER HEATERS. WARNING! Before working on the water heater, use a non-contact circuit tester or volt meter to make sure power is off. How to Light the Pilot Light in an A. Also for: Fpcr, Fpst. Common Issues: Key problems that can prevent your water heater from turning on include power supply issues, incorrect thermostat settings, a faulty pilot light, and sediment build-up. If the exhaust vent is closed, the hot gasses will build up and eventually cause the water heater to shut down. To figure out which of these is the issue, you’ll need a few tools, including a multimeter and manometer, to test Aug 23, 2023 · AO Smith water heater troubleshooting codes transform potentially mysterious failures into specific, actionable information helping you understand exactly what’s wrong with your water heater. RESIDENTIAL GAS AND ELECTRIC SERVICE HANDBOOK INTRODUCTION This service handbook is designed to aid in servicing and troubleshooting A. Jun 6, 2023 · How do I reset an AO Smith gas or electric water heater? To reset the water heater, turn off the electricity and gas line valve, remove the top panel cover on the side of the unit, and press the reset button located inside. With a range of products designed to meet various needs, AO Smith offers reliable solutions for residential and commercial water heating. Find support resources, manuals, and other product literature, videos, and images for residential and commercial water heaters from A. Smith RESIDENTIAL GAS WATER HEATERS instruction manual online. O Smith Electric Water Heater Reset Button? In A. Jan 29, 2025 · Is your A. Gas Water Heaters: These use natural gas or propane to heat the water. Smith water heater is a relatively simple process, but it must be done correctly to avoid damaging your appliance and the risk of injury. See Cleaning the Air Filter and Flame Arrestor. Smith’s in-depth guide. This component flows the electricity to heating elements by opening and closing contacts. This manual must remain with the water heater. Here's a step-by-step guide The information on this web site is supplemental to the printed instructions that came with your water heater. NEVER turn on power to the water heater without being certain the water heater is filled with water and a temperature and pressure relief valve is installed in the relief valve opening. To reset the thermal switch, press the small reset button in the center or follow the instructions on the water heater’s SELF-POWERED ELECTRONIC GAS VALVE A. Jun 2, 2025 · To empty an AO Smith water heater, turn off the power, shut off the cold water supply, attach a hose to the drain valve, and open the valve to drain the tank. It's a simple process of just turning a few screws under the removable panels. Easily Light / Relight Pilot Light on your AO SMITH or Other Gas Water Heater in just 1 Minute! If you Enjoy the Channel Consider Helping Support it by Donating below & by Subscribing. Jul 27, 2025 · Imagine stepping into your shower, only to be met with a blast of cold water instead of a soothing warmth. note: In addition to the factory installed Temperature Jan 26, 2024 · AO Smith Tankless Water Heater is stuck in standby mode if you use excessive amounts of hot water or the water temperature exceeds the safety level. AO Smith Water Heater #2 Shut Down Process Energy Source(s) Electric – Gas – School – Boiler room water heater #2 AO SMITH employees trained in lockout & with established procedure In other words, a flame sensor with heavy carbon buildup will keep reading low temperatures and assume that the water heater needs to be in vacation mode. The water heater should be drained if being shut down during freezing temperatures. 1 day ago · To light your AO Smith water heater, first turn off the gas and ensure the area is well ventilated. Be sure to turn off Nov 9, 2023 · Draining your A. Even the status light won’t blink though the pilot is lit unless the thermopile reaches its operating temp. View and Download A. Step 2: Turn Power OFF Locate the water heater's circuit breaker and turn it OFF (or remove the circuit's fuses). Shut If this is a new installation, see Performing a Draft Test. Apr 16, 2025 · Draining your AO Smith water heater involves turning off the power or gas supply, shutting off the cold water inlet, connecting a hose to the drain valve, opening the valve to let the water flow out, and flushing the tank with cold water before closing everything up and restoring power. It will be a red button concealed inside the panel by insulation. This is just about the universal way to light all of the newer style water heaters How to Increase or Decrease Temperature in Electric Water Heater- AO Smith Water Heater Adjustment How To Turn Up or Adjust Temperature On An Electric Water Heater #waterheater Aug 11, 2022 · How To Fix: Whether you have a newly installed AO Smith Gas water heater or an older one, you must light up the pilot first. Smith WATER HEATERS instruction manual online. To reduce the risk of property damage, serious injury or death, read and follow all labels on the water heater and the safety instructions in the printed owner's manual. The following text and illustrations will provide you Mar 27, 2022 · The manufacturers of most hot water heaters recommend you drain your tank at least once a year. That means even when you turn off vacation mode, the heater will automatically switch back on because the flame sensor keeps detecting the wrong temperature. Jun 15, 2024 · Water Heaters - Questions about flushing my water heater - Hello. I have an AO Smith ENLB-40 110, 38-gallon electric water heater. tank, perform the following steps: Turn off the gas to the water heater at the manual gas shut-off valve. 3 • CSA 4. Subscribed 1. If the main gas line shut-off serving all gas appliances is used, also turn “off” the gas at each appliance. Now, set the gas control knob Sep 18, 2024 · Regarding water heaters, AO Smith* is a trusted name in the industry. Leave all gas appliances shut “OFF” until the water heater installation is complete. Jun 6, 2023 · In this section, we’ll show you how to turn off vacation mode on your AO Smith Water Heater with simple steps. Understanding the temperature settings can make a significant difference in your daily comfort and safety. This guide will provide an overview of the steps necessary to properly drain an A. Thermostat Issues Thermostat problems often cause water heaters to turn off unexpectedly. under American National Standard/CSA Standard for Gas Water Heaters ANSI Z21. The steps for turning them on differ slightly, so identifying which type you have is crucial. Next, break the union between the gas lines with two wrenches, then cap the gas line and remove the gas pipe from the control valve on your water heater. Wait for ten minutes to allow all the gas to clear out. In order to dr Feb 10, 2024 · AO Smith Water Heater Too Hot [3 Easy Solutions] Your AO Smith Water Heater will get too hot due to a malfunctioning thermostat, a faulty or electrically shorted heating element, and setting the thermostat too high. Dec 23, 2024 · Understanding Your AO Smith Water Heater Before diving into how to reset your AO Smith water heater, it's important to understand how these systems work and what components may be involved when a reset is needed. For issues with heating, inspect the heating elements and dip tube. Keep all posts positive and absolutely no advertising. Step 3 Set the gas control knob to the "Pilot" position. Leave all gas appliances shut “off” until the water heater installation is complete. Find common problems and effective solutions to restore performance! Where is the A. Also for: 100. The whooshing sound you hear when the heater kicks on is actually the unit’s valve releasing gas into the If you have a gas water heater, turn off the gas supply before proceeding to the next step. Aug 30, 2023 · AO Smith manufactures different types of water heaters. Turn on the water supply by opening the shut-off valve, and restore power (for electric models) or gas supply (for gas models) by reversing the respective actions you took to turn them off. Smith 100 Series installation and operating manual online. Smith water heater model. Aug 31, 2022 · The main reasons why your AO Smith water heater won’t light or stay lit are: Gas supply issues Pilot light issues Defective igniter A bad thermopile A faulty gas control thermostat However, there are plenty of other issues that can keep the pilot from staying lit. When installing multiple water heaters in the same gas supply system it is recommended that individual positive lock-up gas pressure regulators be installed at each unit from the supply gas connection on the water heater. Smith models. Learn how to improve the performance of your water heater and maximize its lifespan with these simple maintenance procedures from A. Set the Temperature: Adjust the temperature setting on the new gas control valve according to your preferences. This will prevent any electric shock or injuries during the replacement process. If the water heater is several years old, the air filter or flame arrestor may be clogged with dust or lint. The pilot light on your water heater is the little blue flame used to light the gas streaming to your heater from the gas pipes coming from outside your home. By understanding the basics of troubleshooting, you can save time, money, and the Feb 4, 2024 · Now, you no longer struggle to adjust temperature on AO Smith Water Heater as I cover everything about temperature adjustment. Set the panel out of the way. This guide provides detailed instructions to locate and use the reset button safely. They typically have a gas valve, a pilot light (though some newer Nov 26, 2024 · Common Reasons Why AO Smith Water Heater Keeps Shutting Off Understanding why your A. Feb 5, 2025 · Understanding Functionality: AO Smith water heaters provide essential hot water solutions, so knowing how they operate is crucial for troubleshooting common issues. Don’t let vacation mode leave you without hot water – follow our guide to get your water heater back to its normal settings. Here's how to turn up the heat on your AO Smith Water Heater. 10. But don’t worry, you’ll learn all about fixing the issues in gas heaters as well. If the Status Light still does not flash, turn the gas control knob OFF, turn the gas supply valve OFF, and click on "More Help there is a simple solution to a sealed flame chamber water heater with a Honeywell controller that keeps shutting off the pilot light. Turn off your water heater via the gas control valve, then turn off the main gas supply valve. The ProMax Power Vent water heaters have been engineered to maximize efficiency and deliver a greater energy factor (EF). Turn on the gas supply to the water heater at the gas shut-off valve and restore power to the water heater by flipping the circuit breaker or reconnecting the disconnect switch. Mar 26, 2023 · The main reasons behind your AO Smith water heater not heating water properly are: Interrupted power supply Tripped ECO Defective thermostat Burned-out heating element Plumbing issues Those are the most common issues in AO Smith electric water heaters. Replacing the igniter on your A. com Sep 27, 2023 · Today, I’ll walk you through everything you need to know about how to reset an AO Smith water heater — both electric and gas models — along with tips for troubleshooting if your reset button keeps tripping. Smith's complete line of more than 150 propane and natural gas tank water heaters including features, benefits, and energy-efficiency ratings. The self-powered electronic gas valve uses a thermopile to Immediately shut the water heater off and have it inspected by a qualifi ed person if you fi nd that the wiring, thermostat(s) or surround-ing insula on have been exposed to water in any way (e. If your water heater is experiencing ignition issues, a faulty or worn-out igniter may be the cause. I bought mine from Lowes Hardware. You rely on your Ao Smith water heater to deliver comfort and convenience, but when it falters, frustration kicks in. We cover simple steps for both gas and electric models. Go along with the following steps to light up your water heater: Turn the gas control knob to the off position by moving it counter-clockwise. Each type comes with a specific set of features designed to maximize energy efficiency and Learn the steps to install gas & electric tankless water heaters, along with many helpful tips with A. Smith’s tankless water heater installation guide. For gas heaters, turn the gas supply valve to the “off” position. Turn the gas control knob on the side of the water heater to the 'Off' position, and allow the room to air out for approximately 10 minutes. This article offers practical steps to restore hot water and highlights when to call a professional for deeper issues. Be cautious not to set it too high to avoid scalding Jun 6, 2023 · Yes, it’s important to turn off the electric supply to the AO Smith water heater at the circuit breaker before replacing the thermostats. Our product specs, warranty sheets, installation guides, and user manuals are online. 3 (current edition). Feb 19, 2023 · To replace the pressure switch on an AO Smith water heater, first, turn off the power supply to the unit. RESIDENTIAL CONDENSING GAS WATER HEATERS. While some people believe that a water heater turns on when the pilot light ignites, traditional pilot lights are lit 24/7. Also for: Conservationist pxht series, Conservationist pxhs series, Promax pcrt series, Promax pcrs series, Promax pct series, This guide explains how to adjust the water heater temperature setting on your A. In this informative video, we guide you through the process of resetting your AO Smith gas water heater. Then, turn the knob to 'Pilot' and press it down while lighting the pilot with a match or igniter. Smith FPSH owner's manual online. Embarking on a troubleshooting journey with your AO Smith Signature Water Heater doesn’t have to be daunting. Smith water heater at the bottom, by hand. Step 3: Turn Power Off Locate the water heater's circuit breaker and turn it OFF (or remove the circuit's fuses). , leaks from plumbing, leaks from the water heater itself can damage property and could cause a fi re risk). Set the gas control knob to “pilot,” press and hold it while using a lighter or match to ignite the pilot. I linked to a short video below so you can see it. Imagine stepping into a shower that’s always just the right temperature or running a bath without having to adjust the hot and cold water Read and understand this instruction manual and the safety messages herein before installing, operating or servicing this water heater. Fear not! This guide is here to help you solve common issues with your water heater. 22 (CURRENT EDITION) MUST BE INSTALLED IN THE HEATER IN THE MARKED OPENING PROVIDED. Maybe the water heater thermal high temperature limit switch went out on safety. 1. 8K 748K views 13 years ago How to turn off water heater step by step instructionsmore If the main gas line shut-off serving all gas appliances is used, also turn “off” the gas at each appliance. For electric water heaters, this means turning off the circuit breaker. The process is really simple and non-invasive. Jan 4, 2023 · This is a complete guide on AO Smith Gas Water Heater Troubleshooting where I will walk you through 9 common problems. Smith gas and electric tank heaters, the reset button is located below the top panel cover on the side of the water heater. If the main gas line shut-off serving all gas appliances is used, also turn “OFF” the gas at each appliance. Turning the Water Heater Back On: When you're ready to use the water heater again, simply reverse the steps. May 12, 2025 · Resetting your AO Smith water heater can solve common issues like no hot water or error codes. 23h wk 2d fsv z0t4 z8zt sx8h dnt2cr gini rjiu
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