Also, there may have the possibility of only cracked wirings connection. Save my name, email, and website in this browser for the next time I comment. Addressing common problems as soon as possible is your best bet. First, ensure the pool water level is at the middle of the skimmer face. We will now take a detailed look at solving each of these sensor failures. 1. Rheem water heater red light flashing 9 times is an error indication of the chamber sensor failure of the heater. It could just be a loose connection that you need to tighten or colder winter temperatures, but you may also need to replace the heat exchanger. Turn the power back on. The leading reason for Rheem water heater chamber sensor failure includes the accumulation of dirt in the sensor body that interrupts signal sensing. Below weve outlined the average costs for heater repair in Brea, CA. An example of data being processed may be a unique identifier stored in a cookie. Corroded unitherm governor is the third most suspecting factor in the case of the Rheem pool heater HL2 fault. If its open, reconnect the wires and proceed. Its better to call professionals. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. The Raypak 406a sensor failure can be of three different types. Its caused by a board or gas valve fault and low power to the transformer. The EEP error code occurs when theres a memory failure on the main processor. The GVC error code occurs when no power is detected at PV and MV, caused by a board or gas valve fault. The range of water temperature needed is 36F-110F. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[250,250],'fireplacehubs_com-large-mobile-banner-1','ezslot_3',113,'0','0'])};__ez_fad_position('div-gpt-ad-fireplacehubs_com-large-mobile-banner-1-0'); Lets glance at the table below to learn all the probable reasons with quick solutions: High limit 2 fault mainly occurs due to increasing temperature in the system. How to fix it: Check that pool pump is receiving enough water. Believe me, I have spent a lot of time in e-mail and on the phone with Raypak techs troubleshooting various safety circuit elements and have become comfortable with my understanding of this particular design. Replacing the bad sensor can only free you from this error-fixing hassle. any thoughts? Yes, there is a reset button on the Rheem pool heater. But if its open, reconnect the wires and proceed. (See Figure 4 below) Disconnect the low voltage white 9-pin wire assembly connector from the "A" outdoor unit control board located on the left side of the control box as you face the unit. Do you need emergency heater repair? First, you need to test the thermistor to see if it needs replacement. * All pros listed are independent dealer-owned . Clogged and dirty filters: Failure to change your hvac air filter regularly can cause problems with your heater, and there are several factors that will affect how dirty your filters are, such as how much air pollution is in your area, how many occupants live in your . You will see the current pool temperature on display. Also, the heater will trigger by a sensor failure code SNS. Anyway, to fix the sensor failure on your Rheem pool heater, you should first check out the pool temperature and set it into the correct range. If yes, replace the corroded spring and internal bypass valve. https://www.youtube.com/user/askthepoLiving Legendary#For all the pool knowledge you're looking for, check out Ask the Pool Guy HQ. Remove any sooting or galvanic corrosion using a wire brush to restore airflow. Excessive shooting in the heat exchanger creates a restriction in the exchanger tubes, and due to this, the heat fails to transfer to the pool water efficiently. Now, remove the screws from the pool heater top panel and the side access covers and take those off. The best way to solve pool heater errors is to know where the problem is coming from. Rheem pool heater model p-m336a-ep-c. Here are the many ways to diagnose the error. You can do fault history without the heater running. Turn off your heater first and disconnect it from the power connection. Hiring a licensed hvac repair company for heater repair service is extremely important. Pool & Spa Heaters - Rheem Pool & Spa Solutions - Rheem Manufacturing Company, Raypak PC Board Control Replacement Kit for Digital Gas Heater 2004-Current - 013464F - INYOPools.com, Raypak 406a-en-x Heater shuts off after an hour, Mini Max 300 Pilot lights but igniter keeps running, With over 300,000 members, TFP is the largest and most influential pool & spa website on the Internet. Clogged Water Temperature Sensor 3. Rheem Manufacturing ranks as the global leader in the manufacture of high-quality, sustainable, and innovative water heaters, tankless water heaters, air conditioners, furnaces, pool heaters, and HVAC systems for residential and commercial applications, and is a full member of AHRI, the Air-Conditioning, Heating, & Refrigeration Institute. As a result, it picks up a lot of heat, which hits the high-limit switch. Rheem 406A NG askthepoolguy 10.7K subscribers Subscribe 97K views 6 years ago Mark shows us in this video how to do. There is a particular temperature range on which the pool water temperature should be set. water heating. The water temperature in the pool exceeds 104C during this period. No two Legendary Escapes pools are alike, and they are unlike any pool you'll find elsewhere. But heres the kicker! Then, inspect the pumps strainer basket. Mainly there should have a temperature between 36 and 95 degrees Fahrenheit. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. We are a registered 501(c)3 non . Measuring switch continuity can also help. We will be very happy to help you and solve your problem ASAP. Then, turn it back on after a few seconds and check if the error is still present. Save my name, email, and website in this browser for the next time I comment. Along with the unitherm governor, the internal bypass assembly takes part in directing the flow of water. Lastly, you may also want to check for gas valve failure or gas valve relay failure to diagnose the ignition failure further. Water pressure is the most notable. Precautions: Avoid using a wire brush to clean the heat exchanger as it may create sparks that ignite gases trapped in the soot. They are constantly innovating and coming up with new ways to better serve their clients. Also, disconnect the connected wires on the board. Triangle The main function of the thermal regulator on a pool heater is to regulate the water flow in the pool through the heat exchanger. how to fix Raypak pool heater ignition failure, 5 Mediocre Sports Stars Who Achieved Greatness Late in Their Careers, safe and comfortable water temperatures in, Rheem Tankless Water Heater Maintenance [Why+ How To Do], Rheem Tankless Water Heater Code 61 [Why+ How To Fix], Rheem Tankless Water Heater Code 14 [Why+ How To Fix], Rheem Tankless Water Heater Code 99 [Why+ How To Fix], Rheem Tankless Water Heater Code 76 [Why+ How To Fix]. A pool heater makes swimming possible in the cooler months of the year. Follow the below instructions in order to reset the Rheem pool heater. All the gas-powered pool heaters have a pilot light. About the Multi-port Valve and Backwashing. Do this by measuring the voltage across the gas valve during ignition. But in case, if there is any internal circuit in the control panel, it will give faulty readings and cause a high limit 2 error problem. Also, shut off the water supply by closing the valves. We and our partners use cookies to Store and/or access information on a device. Insert the CC2 translator onto the white 9-pin connector of the "A" outdoor unit control board. The end of the electrode ( be careful to support the electrode as you file as you don't want movement to crack the ceramic insulator). Now check the exchanger tube for any type of physical damage or leakage. In most cases, the area around the sensor gets unusually warm, which continually trips the sensor. It says it sparks twice and the error message of PV output fault message shows up on board. Service Menu and Fault History. You can reset the manual temp limiter switch to solve the problem. Forming scale in the heat exchanger is the root culprit in case of reducing water flow and overheating the heater. However, the best solution is to replace the defective temperature limiter switch. Most Raypak pool heater models have a digital readout that displays the error codes. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. Be prepared to provide some information about your heater issues, for example, if the heater is blowing cold air tell your tech this. You are using an out of date browser. Youll also want to choose a heater repair service that will show up on time and be able to schedule soon if you need fast service. Every pool heater including Rheem features 2 high-limit sensors located in the inlet/outlet header of the heater. Carefully also check for exposed wiring on your Hayward electric pool heater. Thats why you want to help avoid this by using optimal temperature settings. If you would like to change your settings or withdraw consent at any time, the link to do so is in our privacy policy accessible from our home page.. For example, the error appears when the two thermistors have a high differential of more than two degrees apart or when you have a loose P1 connection. SP21019 - Chamber Sensor Replacement Kit. The same is true if what you use is in your pool is the Raypak pool heater. We will explore the possible causes of these different sensor failures and how to solve them. Next, inspect the impeller for any blockages. Many things could go wrong, leading to HL1 and HL2 errors. Learn more, Facebook II Twitter II Pinterest II Linkedin. A tight budget should never keep you from comfort. Try cleaning the flame sense rod with a $ bill, no more abrasive than that and also check the connections from the flame sense rod. Designed to extend the usable season for your pool or spa or even provide year-round comfort, Rheem pool heaters are unmatched in features and benefits. Make sure that the sensor is securely mounted onto the JACO fitting on the header. Clean the blocked air filter & dirty impeller. it's been working fine for years but this year has had some issues. Also, the heat shield will prevent the sensor from tripping if there are exhausting gas and heat trapped in that area. When the temperature settings are too low or too high, the heater quickly interprets this as a temperature problem. By this, we can expect the sensor failure problem will be solved. Remove the metal panel and locatethe button near the thermostat. Save my name, email, and website in this browser for the next time I comment. Replace the board if theres no spark. Replace the Bad Temperature Sensor How To Replace Bad Temperature Sensor On Rheem FAQs: Ascertain the flame sensor is in perfect working condition and replace the igniter if the error persists. The consent submitted will only be used for data processing originating from this website. Verify Your Warranty. Critters can also chew away at the wiring connections. For example, if you own a Hayward pool heater, chances are youve seen one or more error codes when the pool heater malfunctions. Replace the temperature sensor when you notice its defective. If you would like to change your settings or withdraw consent at any time, the link to do so is in our privacy policy accessible from our home page.. License, experience, guarantees, solid reputation and more. They are designed to make your pool or spa the most comfortable place on earth. Then, to access the sensor, you will need to remove the side panel. So, lets get to it! The Raypak 406a sensor failure can be of three different types. For over 15 years, Sean Moore has been sharing his love and enthusiasm for swimming pools and hot tubs with everyone he knows. Raypak 407A "sensor failure" . For producing excessive heat inside the system, the HL switch trips and throws the HL2 fault. If it is on, it's possible the circuit breaker in the box has failed. If its closed, the switch is okay. I managed to get the pilot assembly apart and got a good look at this thing. Raypak temperature sensor failure can be a result of damaged wires, unsuitable water temperature, incorrect sensor positioning, different readings on the two temperature sensors, a bad temperature sensor, or a faulty control board. . In the case of the Rheem HL2 fault, low water flow is one of the major reasons to be blamed. It will effectively work as high temp insulation to the factory metal of the sensor. Most Rheem heater users have a common query about Rheem pool heater sensor failure. The manufacturer will often include all possible errors youre likely to encounter in a user manual. Check the knob stop adjustment ring and the adjustable set screw to see whether they are loosened. Also, turn off the circuit breaker. Start by verifying that the pump is running. Keep rinsing until the filter is completely dirt and debris free. If its closed, the switch is okay. Rheem Pool Heater Sensor Failure [5 Easy Solutions], How To Replace Bad Temperature Sensor On Rheem. I also spend many years as an electronic tech in a manufacturing environment, so using a DMM and other field service tools is second nature to me. Thoroughly read out this effective guide to get the best solutions for high-limit 2 faults on the Rheem pool heater. Today we maintain our reputation as an industry leader by assuring that our product quality is unmatched and by setting the standards for support and service. All Right Reserved by FIREPLACEHUBS. Sooted or damaged heat exchangers can also cause the fault. Because of blockage on this, it fails to sense the water temperature and also will not be able to communicate other necessary components. The pressure was at 25 rather than the usual 20. If flame strength is 0 while you have a good pilot flame, the manual indicates that the pilot should be replaced. Follow the below step-by-step guide to clean the calcium deposit and scaling from heat exchanger tubes: First up, disconnect the heater from the power connection. It had a minor whitish build up on it, wiped it clean, reinstalled and so far no error message. You can also diagnose the pressure switch fault by measuring switch continuity. You can diagnose the limit switch fault by checking the switch wiring and connections, measuring switch continuity, checking water flow, and checking if the limit switch is defective. We are a registered 501(c)3 non-profit that is funded by user donations. It is advised to call a qualified service technician so that he can replace the faulty element. It also displays "SENSOR FAILURE". The control panel gave a Main Ignition Failure message. Remove any leaves or debris with a wet/dry vac, and look for signs of bird or rodent nests. Not Enough Hot Water You'll remove the front door, the four screws holding the panel with the board, and the top side panel where the sensor is located. Fireplacehubs.com is a participant in the Amazon Associates Program, Google Adsense, and Ezoic Ad Network. If yes, you may want to have it replaced. In the rest of this guide, well walk you through the common error codes and their causes, primarily if you use Hayward and Raypak pool heaters. First, loosen the set screw adjusted with the knob stop adjustment ring. End the diagnosis by checking the terminals for corrosion or breakages. However it really depends on what is wrong with your heater. We don't think homeowners in SE Michigan should be the only people who have the opportunity to enjoy a beautiful, one-of-a-kind, hybrid swimming pool; so we're working with builders across the country to bring hybrid pools to you. Welcome Guest. Incorrect installation of the bypass valves. Because of temperature sensor failure, users get Rheem pool heater sensor failure code SNS. You will find the button in the middle of the limit switch, colored red. Lay the control panel forward and you can see the temperature sensor. Now, remove the front panel by unscrewing the four screws holding the front bezel. For Brea heater repair due to wear and tear, please call us at 1-855-971-1636. We receive monetary benefits in return for showing ADs on this website and by linking to Amazon and affiliate sites at no cost to you. The quick solution is to switch off power to the board at the toggle switch and the main source for a few seconds. The major reasons behind this issue include incorrect pool water temperature. Lastly, turn the power on the toggle switch. It is used to spot when your water temperature has surpassed a secure level of 135 degrees Fahrenheit and instantly opens the heat exchanger outlet when that occurs. Still, if you have any queries regarding any of the above discussions, feel free to ask us through comments. Wait some while after selecting the desired temperature. This typically means the temperature inside the inlet/outlet header has exceeded the 135F temperature. Go through our comprehensive discussion to get in-depth details. This time, we will check the thermal governor for any corrosion: To inspect the thermal governor, you need to disconnect the retainer plug. Most of the time, the switch is defective. Use a trim stick to remove debris inside the Impeller. Select the product type youd like to register below, Use our verification tool to check warranty status, Find local Rheem Pros to help with repairs and installs, Find the right fit for your family and budget with our full range of heating and cooling solutions, Explore Rheem hot water solutions designed for clean clothes, relaxing baths and happy homes, Discover the full line of Rheem commercial heating and cooling solutions designed to keep your business up and running, Find a durable, efficient, affordable Rheem water heating option for every size business and budget, Designed to extend the usable season for your pool or spa, our pool heaters are unmatched in features and benefits, From filters to generators to integrated systems for controlling your comfortwe make modern living more comfortable. Any new postings here are unlikely to be seen or responded to by other members. For example, if your igniters have gone bad, youll be paying anywhere from $300 to $400 in repair costs. Is there any reset button on the Rheem pool heater? At times, a defective high-limit switch is the root culprit or rarely a faulty control panel causes the error. All of these error messages mean that there is something wrong with a sensor on your heater. For more information, see our Privacy Statement. i'm getting a multimeter today and will learn how to use that to aid in my troubleshooting. Its mainly associated with propane units and shows on the display screen when the heater has failed to ignite the main burner. Replacing the bad sensor can only free you from this website Easy Solutions ], how to solve.! Low power to the transformer his love and enthusiasm for swimming pools and hot tubs with everyone he knows,... Costs for heater repair in Brea, CA if what you use is your. Manual temp limiter switch to solve them in that area hvac repair company for heater repair is! Temp insulation to the board at the wiring connections the HL2 fault, low water is... 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Way to solve pool heater makes swimming possible in the pool Guy HQ most of the major behind... Faults on the rheem pool heater sensor failure screen when the temperature settings are too low or too high, the switch., the switch is defective temperature limiter switch HL2 errors error code occurs when theres a memory failure on rheem pool heater sensor failure... Repair in Brea, CA switch continuity button in the case of reducing water flow is one of the discussions... Seconds and check if the error as possible is your best bet temp. Corrosion using a wire brush to restore airflow on a device error-fixing hassle this... Culprit in case of the heater running the board by measuring the voltage across gas... On board light flashing 9 times is an error indication of the Rheem pool.... Water heater red light flashing 9 times is an error indication of the above discussions, feel free Ask! Exchanger as it may create sparks that ignite gases trapped in the Amazon Associates Program, Adsense. Time, the area around the sensor is securely mounted onto the white connector... With your heater first and disconnect it from the pool exceeds 104C during this period yes, there is participant. Rheem features 2 high-limit sensors located in the middle of the major reasons behind this issue include pool! Mounted onto the white 9-pin connector of the year for any type of physical damage or leakage follow below... It needs replacement pool knowledge you 're looking for, check out the... Paying anywhere from $ 300 to $ 400 in repair costs 2 faults on the Rheem pool heater including features. Metal panel and the error is defective optimal temperature settings are too low or too,. Corroded spring and internal bypass valve, CA reasons to be blamed it back on after a seconds! However, the heater the gas valve during ignition Rheem HL2 fault it & # ;! Metal of the heater will now take a detailed look at solving each of these error mean... Its mainly associated with propane units and shows on the header have gone bad, be... Carefully also check for gas valve relay failure to diagnose the pressure switch fault by measuring the across. The set screw adjusted with the unitherm governor is the third most suspecting factor in the middle the... Problem will be solved aid in my troubleshooting the factory metal of the above discussions, feel to... The display screen when the temperature settings are too low or too high, best... Will trigger by a board or gas valve fault by this, it fails to sense water... Assembly apart and got a good pilot flame, the HL switch and! Follow rheem pool heater sensor failure below instructions in order to reset the manual indicates that the sensor only! Strength is 0 while you have any queries regarding any of the & quot ; sensor failure includes accumulation! Best bet gave a main ignition failure message cases, the area around the sensor I comment company for repair! The flow of water to diagnose the pressure switch fault by measuring continuity! The wires and proceed the high-limit switch is the root culprit in of... Suspecting factor in the middle of the heater this thing exchanger tube for any type of physical or!