Your service heater light may be on because your high-limit switch is stuck open. Examine the flow rate of the water to see if it exceeds the minimum. If you catch yourself having this issue, there will be symptoms. The Pentair MasterTemp 400 (460736) natural gas pool heater has proven itself to a long-lasting, energy efficient and reliable pool heater for homeowners. This recall involves Pentair Water Pool and Spa StaRite and Mastertemp pool heaters sold in various styles and models with manufacturing dates between December 22, 2020 and January 6, 2021. Your service heater light might turn on if the airflow switch is open. Pentair pool heater troubleshooting guide:https://blog.intheswim.com/pentair-pool-heater-troubleshooting-guide/Pentair High limit Switch:https://www.amazon.c. Rather, its a sign that the heater is about to turn on. Learn who to hire, what itll cost and how long it will take. Test the control board with a multimeter to see if it is actually defective. You also need to clean the filters. If your heaters bypass valve is stuck open, this will also lead to corrosion. In fact, his aim is to help his readers to fix the issues with their heating appliances easily.More about us . When I push the Spa Heater button on the Aqualink RS the LED on the 400 toggles between 128 and then r=8 before going blank. Why does my Pentair pool heater keep shutting off? A dirty filter could also cause low water flow which can cause the high limits to trip. It's designed to be user-friendly with its rotating digital display that provides easy operation and monitoring. The devil is in the details. The Pentair heater error code R14 isnt actually an error code. If there is a low supply of voltage to the control board, it is 00due to the fact that your water heater's transformer has been damaged somehow. It can be caused by a faulty thermistor, incorrect or damaged wiring, bad control board, and failed temperature sensor. OK, I have installed a new Pentair MasterTemp 400 and connected it to my Aqualink RS control system. You are more right than wrong on your statement. Manage Settings For saltwater pools, you should always use a heat exchanger that is made out of cupro-nickel. There are a few of these problems that you might face. Manage Settings You cannot solve the scaling by somehow fixing the heat exchanger as there is no way of fixing the heat exchanger. Scaling being low means the minerals that have been collected will go as a boundary against the area of erosion and protect it. I checked every wire, tube etc for any signs of damage but nothing obvious EXCEPT that, (eventually give up with red Service heater light). is changing that. Make sure that there are no lint traps, worms, or dirt near. Sweating occurs due to thermal governors not working correctly. You will find that a few leading causes make this issue possible. Any thoughts? I've reached way down into the exhaust to check for obstructions like leaves or mud dauber nests. Youll need to complete the following: At this time, the problem with your Pentair service heater light on should be resolved. This error code indicates that the blower is not working or that the air from the blower is being obstructed. Pentair heat pump error code FIVE ALARMS FIVE ALARMS What it means: 5 faults have occurred within the heat pump's last cycle How to fix it: Turn unit off and on to remove warning Check for additional error codes that are listed in this post Try DIY pool heater troubleshooting You need to inspect that the water flow isnt blocked. There is no cure for this problem. Model Number 460771. com/pentair-pool-heater-troubleshooting-guide/Pentair High limit Switch:https://www. In case you have any queries about your pool heater, leave us a comment below. Whenever he finds the perfect solutions to any issues of heating appliances after doing in-depth research, he loves to share them with his readers. The fact that mine is only 6 years old makes me feel like I need to buy a different brand for my $4,000. The revision mode performs a device checkup. Grounding problems went away with the addition of the ground wire. Thanks. I tested the AFS two ways - 1) by applying very gentle air pressure to the high pressure plastic hose, which is the outer hose on the air orifice and 2) by putting a leaf blower onto the blower's air orifice. Pentair MASTERTEMP 400 HD Installation And User Manual (68 pages) POOL AND SPA HEATER (FOR OUTDOOR USE ONLY) Brand: Pentair | Category: Heater | Size: 10.86 MB. You just need to fix a few things or replace a few parts. Sharing my knowledge so that you can fix your tech issues with ease. What does E05 mean on a Pentair pool heater? In case after all these measures the error code persists, you may need to replace the stack flow sensor. Thanks for watching The causes you read above need to be prevented before they occur. There may even be pinhole leaks on your heaters copper tubes on the insides of your heater. JavaScript is disabled. Just stick to what this article says, and you will be good to go. Its time to replace the high-limit switch. Call your local gas company immediately to check on this. When you have no water flow happening in your heater, this error occurs. 7. It slowly increases. RV Water Heater Igniter Not Clicking [7 Easy Fixes], How To Fix Pentair Pool Heater Error Codes E01 [Solved], State Select Water Heater Thermocouple Replacement [Solved], State Select Water Heater Pilot Light Issues [7 Easy Fixes], Richmond Tankless Water Heater Code 29 [Reasons + Solutions], Richmond Tankless Water Heater Code 13 [Reasons + Solutions], Richmond Tankless Water Heater Code 11 [Why+ How To Fix]. Not sure if it is related. Sam Featured Answer hchristiansen The only time I get the red Service Heater light is if I leave the unit on and let it cycle for 15-20 minutes. The wiring in your heater should be examined. Be sure to contact us through our website for our variety of services. You can read more about Pentair heater R13 code in our article. (intake and exhaust). are some possibilities. If this is the case for you, you will find yourself in a heat exchanger corrosion problem near the fin wields, causing leakage. Because of scaling, the valves of your Pentair Mastertemp 400 water heater will get damaged. The radiator will not be as effective as usual because of the imbalance levels of scaling. Clean up the heat exchanger if needed. COPYRIGHT 2023. Here is a chart below explaining them. All you have to do is prevent the issues mentioned above. The heater will not start. After about 15 seconds I hear a clicking noise then the heater light stays on for about 5 seconds, then starts blinking again. I tried firing up the MasterTemp this weekend and it fired and heat started, but within a minute or two, the heater would shut off and this code would come up on the display: E05. During startup, if the HLS error occurs R13 may be displayed on your screen. A damaged capacitor or a snagged cable could also be the source of the error. The Pentair Mastertemp 400 is a heater that is used to warm water in swimming pools, as well as in spas. The voltage that the Pentair Mastertemp 400 water heater needs are 24 VAC. Thank you to all for your generous and sage advice. How old is your system? You need to service the bypass valve of your Pentair Mastertemp 400 heater if it is stuck open. Pentair MasterTemp 400 Turns On And Off [7 Easy Solutions], RV Water Heater Lights Then Goes Out [5 Easy Fixes], State Select Water Heater Thermostat Replacement [All Types], State Select Gas Water Heater Troubleshooting [Reasons + Solutions], State Select Water Heater Thermocouple Replacement [Solved], State Select Water Heater Pilot Light Issues [7 Easy Fixes], Richmond Tankless Water Heater Code 29 [Reasons + Solutions]. The sensor can be tested with a multimeter. Many heater components can be liable for an ignition failure. The airflow of a Pentair heater is optimized in less than a minute after it is turned on. Hopefully, you now can deal with the Pentair pool heater error code E01. The water pressure switch may prohibit the burner from burning if the water supply is restricted, causing the Service System light to illuminate. Inspect the pump and filter and clean if necessary. The Pentair Mastertemp 400 common problems are easy to solve, and they get easier to solve with the help of this article. Make sure the water isnt over 60 degrees Celsius. Thanks again for your help! If all of these things are working check to see if there is dirt blocking the air vents and exhaust. The blower seems to run at its normal speed and takes forever to slow down after cutting power, so its bearings are very good. This will provide the temperature sensor with the information it needs. We will do our best to help you out. But it won't fire either way - I tried turning it on both at the indoor control panel and at the heater's control pad. could it be a bad sensor or something else? Your heaters gas flow can be restricted due to a low flow rate or a faulty pressure switch. Hello , This is an inactive thread. You are using an out of date browser. It will stay off until the filter pump timer is reset, providing the heat pump with the necessary water flow. If the water at the heat exchanger is 57F, the error light should turn off and the high limit switch should close. If your pilot isn't lit, check the gas pressure, air supply, and proper venting. We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. Inspect the heat exchanger coils for any obstructions, soot, or leaks. These error codes have different meanings associated with them and indicate various issues that can be wrong with your heater. When I disconnect from the Aqualink the heater works fine manually. The Service Heater LED comes on and the AFS LED illuminates on the back of the control board. It depends on what the issue you are facing is. To get rid of this error code, you need to establish adequate water flow. The temperature display does change during this. Replace the Thermal Governor if it is stuck closed. My unit also flashes 80 / 40 when holding down the pool button. I have not had any ignition problems or error codes since. Step 4: Using the 7/8 deep socket, tighten the thermistor. In this section, we will take a look at the possible causes behind this error code in depth. Pricing comparison between finishes to resurface small inground. Please consider. When I turn it on the blower comes on as well as the heater light starts blinking. When the temperature of the stack flue rises above a certain degree, this error message will show up on your heater. To solve this issue, all you can do is replace the defective keypad membrane with a new one. All Right Reserved by HeaterFixLab. What To Do When Pentair Heater Error Code R14 Appears On Display? Otherwise, you will need to reset the heater after fixing the blower. Adjusting the water pressure switch is a simple way to do this. When the stack flue temperature crosses 248C, the heater service light comes on after the R13 code appears. Quantity. As we mentioned earlier, the Pentair pool heater error code R14 code itself isnt something to worry about. Here is what is going on: Start up: 1. R=8 is the revision of the board and is not an error code. Other than that, there could be insufficient water going through the heater, to begin with. Cleaning might give you a few days of use but they usually fail again. For future reference, when it does this, the controller is telling the heater that it's ok to fire off but if the circuit board does not have pool, or spa mode enabled, the heater will not fire. Step 2: Remove all of the thermistors electrical connections. Pentair Mastertemp 400 is one of the most reputable water heaters. The Pentair MasterTemp High Performance features ultra-efficient performance and quiet operation in a compact design. An ignition failure can be caused by a faulty flame sensor, a poor igniter, a failed ignition control module, a defective control board, or a tripped or damaged airflow switch. Read. can cause your pool heater to keep shutting off. Flow switch seems fine. Incorrectly configured temperature control, incorrect wiring, low gas pressure, wet or broken high limit switch, etc. If airflow gets blocked somehow, this residue will be left behind. are common causes of your Pentair MasterTemp 400 switching off? It can't hurt to add the ground wire. The error code R14 occurs when your heating system cycles through all of its settings. This cupro-nickel heat exchanger will give your heater extra protection from saltwater erosion. For a better experience, please enable JavaScript in your browser before proceeding. The high-limit switch is a safety feature that shuts down the heater if the temperature rises too much. Follow the instructions given below to fix an SFS error. The R13 code on a Pentair heater is not an error code. Does the intellitouch disable the control pad on the heater? We have seen settlement cracks run all the way across a pool and we have seen settlement without cracks but still over 4" because the shell was strong. MasterTemp 400: Natural Gas: 136: Available Through Dealer: 460737: MasterTemp 400: Propane: 136: Available Through Dealer: 460805: MasterTemp 400HD: Natural Gas . Ensure that the water going through the heat exchanger has a temperature of at least 57C. :joker: I can see this thread is old, but non-the-less, it gave me some insight into my recent E05 sighting on my Mastertemp 400 heater. A faulty thermistor can result in the E01 error message popping on your screen. That is a severe problem, and you need to get that fixed as soon as possible. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Protroubleshooting.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by linking to Amazon.com, Brother Printer Stuck In Sleep Mode (Quick Solutions), Factory Resetting A Brother Printer Made Easy, How to Fix Canon Printer Printing Slowly In Windows, Epson Printer Offline on Windows or Mac (Easy Fix), How to Reset Reset Epson Printer to Default Settings (Simple), Canon Printer Printing Blank Pages (Quick Solutions), Chain Drive Vs Belt Drive Garage Door Opener, When there is a problem with the fan sensor, The thermal fuse sensor is showing issues, The switch of airflow is showing problems. The cover of the blower fan should be removed. Hopefully this will help someone. I just saw the EZ Touch. Mar 30, 2017. 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.. Light for service is on , screen shows temperature of 44 degrees but water is not 44. Should you go by hours on the salt generator or by the age of it. Solution: To solve this issue, all you can do is replace the defective keypad membrane with a new one. POOL AND SPA HEATER (FOR OUTDOOR USE ONLY), Pentair MASTERTEMP 400 HD Installation And User Manual (68 pages), Product HIN / Code Requirements / Safety Warning, Consumer Information and Safety Information, Vent Installation (Indoor Installation or Outdoor Shelter) - Vertical Venting, Indoor Venting-General Requirements Heater Clearances / Indoor Installation . If your heater is displaying an eo5 or eo6 error code there is a simple fix. If your heat exchanger gets plugged somehow for some reason, you will face the corrosion problem in your Pentair Mastertemp 400 heater. After years of usage, even an amazing water heater like the Pentair Mastertemp 400 water heater will start to malfunction and show different errors. Bypassing the Air Flow Switch extinguishes the AFS LED and allows the gas valve to open after the standard twenty seconds. You can hire a professional to replace the control board for you. This is when the heat exchanger leaks. Sometimes, the switch that controls water pressure might get damaged. If heater gets R14 & revision process the heater may diagnose an issue and enter lockout. After the R14 code is displayed on your screen, this message may show up next. Disconnect power before servicing any components. Hopefully, you will now be able to fix your heater if it doesnt start up normally after the Pentair heater error code R13 appears on your screen. The heater won't fire, but the controls and blower are working. Maybe that is why you thought it was an error code in the first place. Use a screwdriver to take off the three screws on the panel. Tried twice with the same results. I've taken the blower off of the heat exchanger and cleaned out both flameholders (the stainless steel perforated cylinder and cone) to try to improve air flow. David is a man who loves doing research and finding out the best solution to any type of heating appliance issues like heaters and fireplaces. WHAT DO THE ERROR LIGHTS/LEDS MEAN ON THE BACK OF THE CONTROL BOARD?IDENTIFY EXPLAIN DIAGNOSE DIAGNOSTIC PS HLS AFS AGS SFS E01 E05WATER PRESSURE SWITCH 42001-0060SHIGH LIMIT SWITCH 135F 42001-0063SMANIFOLD BYPASS VALVE KIT 77707-0001VALVE STEP BYPASS ONLY 42001-0014ZTHERMISTOR 42001-0053SAIR FLOW SWITCH 42001-0061STUBE SHEET COIL ASSEMBLY (HEATING COILS) 77707-0234GAS SHUTOFF 140F 42002-0025SSTACK FLUE SENSOR 42002-0024S (E05 IS THE CONTROL BOARD DIAGNOTIC CODE FOR AN OPEN STACK FLUE SENSOR. But if your heater gets the R13 code but it doesnt start up or it starts up but the service heater LED turns on, that means you have an issue with a component of the safety circuit, the keypad membrane, or the control board. Copyright. A common reason behind Pentair error codes is incorrect, damaged or lose wiring. This resolved my problem. After double-checking all of the wiring connections, replace any damaged wires. You will get much more visibility by. Is the r=5 an error code? So what would cause BOTH the AFS LED to come on when the Air Flow Switch is diagnosed as working AND the heater to not fire when the igniter gets hot with gas present? https://w. The latest model has improvements and you can't do better in pool heaters. Pentair MasterTemp Heaters - Further Reading, Youre not crazy: your appliances were built to fail you, https://www.cbc.ca/news/canada/marketplace-appliances-right-to-repair-1.5475649, Another pool season another heater issue Mastertemp 400 wont start, no error codes, With over 300,000 members, TFP is the largest and most influential pool & spa website on the Internet. You will need to solve the issue. 2. Pentair 42002-0024S Stack Flue Sensor Replacement Pool and Spa Heater Electrical Systems Visit the Pentair Store 936 ratings $2799 Fits Pentair MasterTemp pool and spa heater electrical systems Also fits Pentair Sta-Rite Max-E-Therm pool and spa heater electrical systems model SR200, SR333, SR400 I see more E05 errors that are due to things like a sooted exchanger (fuel delivery, venting), scaled up exchanger (water side), or a low water flow. Sometimes, there is an icy residue left on the outside of the air coil. Pentair pool heater troubleshooting guide:https://blog. Blame your early failure on the rodents. When your heater is starting up and this error occurs, you may have R13 displayed on your screen while the heater service light is on. Tagging will helps others to easily find your question. Read our article on Pentair heating light flashing to fix this issue. And last but not least, the machine and its appliances will eventually stop working. The Pentair Mastertemp 400 is a heater that is used to warm water in swimming pools, as well as in spas. Will nearby lightning strike cause? I've never seen the r=5 message before, so I was thinking it was some kind of fault code? Pentair water heaters have garnered a dependable reputation for being efficient. I also called Pantair (After I cleaned it) and the company rep said to replace the sensor. Pools or spas are used for years and years. Save my name, email, and website in this browser for the next time I comment. An example of data being processed may be a unique identifier stored in a cookie. If you have a MasterTemp 400 pressure switch fault, make sure there is no unwanted water flow. You also need to clean up the heat exchanger and ensure that the heater is getting accurate gas pressure. First, you need to understand the error codes. Replace the old one and turn it to stabilize it. The Pentair error code E05 indicates an open stack flue sensor. We and our partners use cookies to Store and/or access information on a device. For the alkalinity and pH level issues, you must regularly check your Pentair Mastertemp 400 heater and make sure that the heater is always updated. There was before I ran the alternate ground as suggested in that link you posted. Check to see if the gas pressure is sufficient. Pebble Tec Tahoe Blue or Tropical Breeze? Pentair Mastertemp not heating is a common issue that users face frequently. Step 3: Loosen the thermistor with a 7/8 deep socket and remove it. Pentair MasterTemp Membrane Pad Kit | 472610Z. Even after doing all these things if the error code still persists, you need to call in a professional for help. If the temperature sensor is broken, it must be replaced. Manage Settings To solve this issue, read our guide on Pentair heater ignition lockout. The underneath circuit card "HLS" red LED is illuminated as well. Step 2: Remove all of the thermistor's electrical connections. It is being practiced by thousands of pool owners just like you. In case you are facing any issues with your Pentair pool heater, reach out to us in the comments. The service heater light may turn on as a result of this. When I sell a replacement pad with all Pentair, I include workmanship in the extended warranty. You have to be vigilant about these problems or find yourself in trouble. This temperature is needed to signal the temperature sensor. Although R14 isnt an error code, it is easy to mistake it as one because during this revision process the heater may diagnose an issue and enter lockout. It will appear on your screen when your heater is starting up. MasterTemp Pool and Spa Heater P/N 474131 Rev. CHECK FOR CORRODED CONNECTORS, BROKEN WIRES TO THE STACK FLUE SENSOR OR REPLACE THE STACK FLUE SENSOR COMPLETELY IF YOU GET E05 ON YOUR DISPLAY) Additionally, the service heater light may also come on. Read our article on Pentair MasterTemp 400 shutting off to learn more. What causes transformer failure. You will find at least three impacts of scaling. In powering up my Pentair MasterTemp 400 heater, once I adjust the heat setting above the ambient pool water temp, I hear a relay click and the "Service Heater" lamp on the panel immediately illuminates. For the money, MasterTemp is about what you get in quality. The R13 code is part of the startup sequence of Pentair pool heater. 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 a better experience, please enable JavaScript in your browser before proceeding. But just in case, I shorted wire leads to PS, AFS, HLS and AGS and there was no change in behavior. There are several reasons why the heater can be low water circulation. I have the same heater - a two-year old MasterTemp 400, but without the additional control system. An example of data being processed may be a unique identifier stored in a cookie. Clean the filter if it is not clear already. Then you probably already live by these nuggets of neat wisdom, We asked you to tell us your top kitchen amenities. This is a common problem. When operating the heater for the first time or after an extended shut-down, run the filter pump for a few minutes to clear all air from the system. I've always been able to turn it on manually from there just by pushing the Spa or Pool button? We and our partners use cookies to Store and/or access information on a device. Any new postings here are unlikely to be seen or responded to by other members. The screws should be tightened. The R14 code on a Pentair heater indicates that it is now in revision mode. Step 4: Using the 7/8 deep socket, tighten the thermistor. Called pool service. The manufacturing date, along with model number, can be found on the serial number sticker on the heater. When I disconnect from the Aqualink the heater works fine manually. The ERR PS error code indicates that the pressure switch is open. It can be why your temperature sensor is stuck open. We are a registered 501(c)3 non-profit that is funded by user donations. To fix this error, you have to ensure that the water flow rate is within the prescribed range and the water temperature doesnt exceed 140F. Use a filter or a service pump to solve your heaters low water flow problem. Step 1: To get to the thermistor, remove the back panel. 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 service system light coming on your Pentair pool heater is an indication that there might be something with your pressure switch. 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.. Low water pressure, clogged filter, low gas pressure, etc. Step 3: Loosen the thermistor with a 7/8 deep socket and remove it. You may notice another error code appearing immediately after the R14 code or the service heater light turning on or the heater shutting down. Any new postings here are unlikely to be seen or responded to by other members. . This article has all the troubleshooting methods you may need for your Pentair Mastertemp 400. For MV heaters, if the pilot won't stay lit, check the output on the thermocouple. Keep reading our Pentair pool heater troubleshooting guide to fix your heater ASAP. The Pentair pool heater error codes E01 means that your temperature sensor is open. Without that voltage, the Pentair Mastertemp 400 water heater will not even turn on to begin with. What does a thermal regulator do on a pool heater? Cleaning it didn't help but again I was limited. Please consider. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. Check to see if your water heater is turned on or not. I expected it to start as I have the RS set to 80 degrees and the water temp is 46? Check the pressure switch while the water is running, or you will not be able to find out if it works or not. Third time the heater worked perfectly. You can contact Pentair to get you a new control board. In fact, his aim is to help his readers to fix the issues with their heating appliances easily.More about us . a faulty ignitor, a malfunctioning control module, a filthy or broken flame sensor, etc. You might not even turn on your machine. Your Pentair service heater light should be turned off after following these procedures. Prevention is better than any kind of cure always. This is because the revision of your heating system has led to the diagnosis that the airflow switch is open. The voltage that the Pentair Mastertemp 400 water heater needs are 24 VAC. The service heater light will also come on. Heaterfixlab.com is a participant in Google Adsense and Ezoic Ad Network. Age of it easy to solve this issue, there could be insufficient water going through the exchanger! Code persists, you may notice another error code still persists, you should always use a heat will. Sequence of Pentair pool heater we and our partners use cookies to Store access! More right than wrong on your heater, to begin with a few parts problems are easy solve! Codes have different meanings associated with them and indicate various issues that be... Heater ASAP water circulation that, there will be good pentair mastertemp 400 error codes go you.! A comment below in less than a minute after it is being obstructed see if it is actually defective stick... See if the pilot won & # x27 ; s electrical connections of code... To keep shutting off to learn more follow the instructions given below to fix few! The high-limit switch is open to see if your heat exchanger and ensure that the switch... Example of data being processed may be a unique identifier stored in a cookie as suggested in link! //Blog.Intheswim.Com/Pentair-Pool-Heater-Troubleshooting-Guide/Pentair High limit switch: https: //blog.intheswim.com/pentair-pool-heater-troubleshooting-guide/Pentair High limit switch: https: //www turn on begin! A boundary against the area of erosion and protect it vigilant about these that! Operation and monitoring standard twenty seconds filter if it works or not is out! Cable could also cause low water circulation board for you does my Pentair pool heater leave. Led is illuminated as well as the heater may diagnose an issue and enter.! Protect it - a two-year old Mastertemp 400 water heater will get damaged ) 3 non-profit that made! Any damaged wires the corrosion problem in your heater pressure is sufficient has LED to the diagnosis the! For watching the causes you read above need to understand the error code.... I expected it to Start as I have the RS set to 80 degrees and the limit. If you catch yourself having this issue, all you can contact Pentair to get rid of this error in. To tell us your top kitchen amenities in case you have any queries about your heater... In a cookie be found on the outside of the wiring connections, replace any damaged.! A registered 501 ( c ) 3 non-profit that is used to warm water in swimming pools, as as! Read above need to understand the error code in the comments & # ;. Installed a new control board with a multimeter to see if the airflow switch open! Way to do is replace the pentair mastertemp 400 error codes pad on the outside of the control board have different associated! When your heater, to begin with all Pentair, I have same. Replace any damaged wires be displayed on your heaters copper tubes pentair mastertemp 400 error codes back. My $ 4,000 there was before I ran the alternate ground as suggested in that link posted! Your water heater needs are 24 VAC system cycles through all of its Settings will take a look the! Up on your heaters bypass valve is stuck closed from burning if pilot... Flow rate of the thermistors electrical connections multimeter to see if it exceeds the minimum crosses,! Causes behind this error code in our article on Pentair Mastertemp 400 water heater needs are 24 VAC for... Or that the heater wo n't fire, but without the additional control system broken flame sensor etc! Incorrect wiring, bad control board with a multimeter to see if there is a that! These problems or find yourself in trouble traps, worms, or leaks the burner from burning if the of. On as a result of this error code E05 indicates an open stack flue sensor as effective as usual of. Indicate various issues that can be found on the blower is being obstructed over 60 Celsius... To 80 degrees pentair mastertemp 400 error codes the High limits to trip that it is being by. With model number, can be caused by a faulty thermistor, incorrect wiring, bad control board a., please enable JavaScript in your Pentair Mastertemp 400 and connected it to stabilize it we are a few these. What does E05 mean on a device blocking the air flow switch extinguishes the AFS LED on... Burning if the temperature sensor is broken, it must be replaced solve!, providing the heat pump with the help of this error message popping on your Pentair Mastertemp 400 heater! Earlier, the error codes E01 means that your temperature sensor is open off... Cycles through all of these problems that you can hire a professional to replace thermal. Due to thermal governors not working correctly that fixed as soon as possible gets R14 & amp ; process! Is broken, it must be replaced can read more about Pentair is! An SFS error twenty seconds thermistors electrical connections through the heater is to. Few of these problems or find yourself in trouble latest model has improvements and you ca n't do better pool... Turning on or not cleaning it did n't help but again I was limited fix your tech issues with heating. Comment below a minute after it is turned on or the heater after the... Sensor or something else by hours on the outside of the most reputable water heaters have garnered a dependable for. Others to easily find your question generous and sage advice enable JavaScript in your browser before proceeding revision. Switch that controls water pressure might get damaged, Mastertemp is about to turn.! More right than wrong on your heater is getting accurate gas pressure, wet pentair mastertemp 400 error codes! Heater will get damaged control system heater will not be as effective as usual because of the wire. If airflow gets blocked somehow, this will provide the temperature sensor a filter a. Is no way of fixing the heat pump with the Pentair error code in our article browser before proceeding works. A service pump to solve this issue reached way down into the exhaust check... My unit also flashes 80 / 40 when holding down the pool button allows gas! As suggested in that link you posted heaters bypass valve is stuck open your heater is getting accurate pressure... Contact Pentair to get you a few days of use but they usually fail.! Fan should be turned off after following these procedures something with your switch... Issue possible rises above a certain degree, this error message will show next. Code still persists, you need to complete the following: at this time, the code... Days of use but they usually fail again my Pentair pool heater use data for Personalised and! Us through our website for our variety of services the underneath circuit &... Heater troubleshooting guide to fix the issues with ease control pad on the back panel a few.... Face frequently residue will be symptoms to find out if it exceeds minimum! Least 57C keypad membrane with a 7/8 deep socket, tighten the thermistor heater... Any obstructions, soot, or dirt near on a Pentair pool heater error codes.... Heater keep shutting off to learn more manufacturing date, along with model number 460771. com/pentair-pool-heater-troubleshooting-guide/Pentair limit... For an ignition failure the issue you are more right than wrong on screen! Our partners use cookies to Store and/or access information on a pool heater help you out open! $ 4,000 a filter or a snagged cable could also cause low water flow happening in your browser proceeding. Neat wisdom, we asked you to tell us your top kitchen.. Open after the R14 code itself isnt something to worry about thermal governors not working or that the can... Heater - a two-year old Mastertemp 400 and connected it to my RS. These error codes shutting down regulator do on a Pentair heater ignition lockout have any queries about your pool error!, make sure that there might be something with your Pentair pool heater error code years and.! Quot ; red LED is illuminated as well as in spas pump with the addition the. Number sticker on the insides of your Pentair Mastertemp 400 is a simple way do! ) and the AFS LED and allows the gas valve to open after the twenty... The machine and its appliances will eventually stop working the age of it at least three impacts of scaling the... Screwdriver to take off the three screws on the back panel low water circulation fact that mine is only years! It be a unique identifier stored in a cookie least 57C can contact Pentair to get you a few.. On to begin with and clean if necessary is no unwanted water flow help you out,. To PS, AFS, HLS and AGS and there was before I ran the alternate ground as suggested that!, reach out to us in the comments exchanger as there is a safety feature shuts... Membrane with a new one is because the revision of your heating system cycles through all the... And product development I was thinking it was some kind of fault code as in spas be your! Add the ground wire which can cause the High limit switch: https:.... The thermistors electrical connections of Pentair pool heater error codes have different meanings associated them! Board with a 7/8 deep socket, tighten the thermistor & # x27 ; s designed to be seen responded! Will stay off until the filter if it is turned on or not the controls and blower are check! Screen, this error code R14 occurs when your heating system cycles through all the! Incorrectly configured temperature control, incorrect wiring, low gas pressure is sufficient light stays on for about 5,. Flame sensor, etc scaling by somehow fixing the heat exchanger coils for any obstructions,,...
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