Make sure the water isnt over 60 degrees Celsius. When you have no water flow happening in your heater, this error occurs. Hopefully this will help someone. Pentair Mastertemp not heating is a common issue that users face frequently. Do not keep the external bypass open at any cost. 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 4200. Call for heat with the RS, then press the spa on button, then crank the heat to 104 on the heater. Is there a call for heat on the RS? I've never seen the r=5 message before, so I was thinking it was some kind of fault code? Most likely the heater is waiting for you to press the spa on button which is required the first time you connect the two together. The part number for the sensor is Pentair 42002-0024S. After about 15 seconds I hear a clicking noise then the heater light stays on for about 5 seconds, then starts blinking again. Low water pressure, clogged filter, low gas pressure, etc. Your Pentair Mastertemp 250 is not heating due to: Faulty or damaged temperature sensor Wrong thermostat temperature setting Blocked filter Malfunctioning ignition system or heating element As far as I know there is a call for heat. Pentair MasterTemp Membrane Pad Kit | 472610Z. Manage Settings OK, I have installed a new Pentair MasterTemp 400 and connected it to my Aqualink RS control system. 400,00 btu x 0.84 = 336,000 btu added to 30,000 gallons ( 250,200 lbs) is 1.34 degrees per hour. (intake and exhaust). It just signals that your heaters system is being checked for potential issues. Any thoughts? 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. Pools or spas are used for years and years. After years of usage, this issue may arise. Check to see if your water heater is turned on or not. Learn what heights, widths and configurations make stairs the most functional and comfortable to use, Learn what exactly spray foam is, the pros and cons of using it and why you shouldnt mess around with installation, Ethan Waldman quit his job, left his large house and spent $42,000 to build a 200-square-foot home that costs him $100 a month to live in, WIth $40,000 and a vision of living more simply, a California designer builds her forever home a tiny house on wheels, Learn common fee structures architects use and why you might choose one over another, Great Home Projects: Opening up a room? Pentair heater error codes are ERR PS, ERR HLS, ERR AFS, ERR IGN, ERR AGS, ERR SFS, E01, E05, and E06. But most issues are fixable. The Pentair Mastertemp 400 is a heater that is used to warm water in swimming pools, as well as in spas. Is there a completion date promised? Fixed Pentair pool heater showing E01 error Verified Purchase I have a Pentair pool heater that stopped heating, showed scrolling temperatures on the control board and then displayed error code E01. You just need to fix a few things or replace a few parts. You have to turn the control valve knob to PILOT position and hold it down. 128 r8 is a normal boot process. Everyone will want to play the CYA card. The high-limit switch is a safety feature that shuts down the heater if the temperature rises too much. The screws should be tightened. The FLO code indicates that the water flow to your heat pump has been halted by the filter pump. Silicon Valley, CA. Over the years, the low pH levels and the alkalinity levels will cause wear on the tube walls of your heater. Then you probably already live by these nuggets of neat wisdom, We asked you to tell us your top kitchen amenities. The consent submitted will only be used for data processing originating from this website. https://w. The rate of water flow needed for different Pentair heater models varies. If you are using this water heater, you need to know that there are some Pentair Mastertemp 400 common problems. I found a new Mastertemp 400 locally and installed it this afternoon. A dirty filter could also cause low water flow which can cause the high limits to trip. Plenty of water running through You probably have a gas leak if you can smell gas on your pool heater. It depends on what the issue you are facing is. Make sure that there are no lint traps, worms, or dirt near. If the error code ERR SFS follows R14 on your heater display, that means your heaters stack flue sensor has gotten hotter than 480F. 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. Please consider. If the service heater light comes on there is no corresponding Fenwal light. Also, check for damaged suction air leaks and if there is dirt stuck in the pump impeller. Step 3: Loosen the thermistor with a 7/8 deep socket and remove it. It slowly increases. Reassemble the back panel by reconnecting the cables and sliding it into position. You will need to solve the issue. 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. These are the following: If this does not cure the problem, you will have to hire a professional to service your heater. The manufacturing date, along with model number, can be found on the serial number sticker on the heater. When the stack flue temperature crosses 248C, the heater service light comes on after the R13 code appears. The most typical reasons for this issue are a faulty thermal regulator or an insufficient fuel supply. 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. Save my name, email, and website in this browser for the next time I comment. Skip To Main Content. It is being practiced by thousands of pool owners just like you. Third time the heater worked perfectly. Normal Heater startup: MasterTemp 400: Natural Gas: 136: Available Through Dealer: 460737: MasterTemp 400: Propane: 136: Available Through Dealer: 460805: MasterTemp 400HD: Natural Gas . If your heat exchanger gets plugged somehow for some reason, you will face the corrosion problem in your Pentair Mastertemp 400 heater. Thanks again for your help! Select a topic that best fits your question. The consent submitted will only be used for data processing originating from this website. 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. 5.0 (1 REVIEW) $107.78. Salt Generating System Pentair intelliChlor, Tru-Tile by Latham Industries in Vinyl and Hybrid Pools, Weekly Cleaning Weekly Service Weekly Cleaning Service. 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.. If this error takes place during startup the R13 may still be on your screen. For a better experience, please enable JavaScript in your browser before proceeding. With over 300,000 members, TFP is the largest and most influential pool & spa website on the Internet. 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.. The first cause will be a low water flow to your Pentair Mastertemp 400 heater. All Right Reserved by HeaterFixLab. Stack Flu Sensor: https://amzn.to/2HBAmMCDonate to show love: paypal.me/amateurcarguyPlease like/comment/share/subscribe/donate!Hey Youtube this is a quick v. Does the intellitouch disable the control pad on the heater? are some possibilities. how long does it take to get a dui citation in the mail Step 4: Using the 7/8 deep socket, tighten the thermistor. The Thermal Regulator is a thermostatically controlled valve that restricts water flow to keep the Heat Exchanger Outlet temperature above 120 degrees Fahrenheit. Why does my Pentair pool heater keep shutting off? Does the water temperature on the display change at all? . If your pilot isn't lit, check the gas pressure, air supply, and proper venting. Not sure if it is related. We and our partners use cookies to Store and/or access information on a device. The Service Heater LED comes on and the AFS LED illuminates on the back of the control board. Pentair MasterTemp 400 natural gas heater won't ignite. Step 2: Remove all of the thermistor's electrical connections. 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. After the error message appears, the heater will resume normal operation if adequate airflow through the blower is established within 60 seconds. Call customer care for a replacement. Step 4: Using the 7/8 deep socket, tighten the thermistor. When the thermal governor fails, sweating occurs. Any new postings here are unlikely to be seen or responded to by other members. 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. can cause your pool heater to keep shutting off. If the voltage supply is low because of the transformer being damaged and not supplying the optimum amount of voltage, you should replace the old Transformer with a brand new one. The devil is in the details. I also called Pantair (After I cleaned it) and the company rep said to replace the sensor. You are using an out of date browser. So you get an error code on the display but no error LED at all? When this happens, your Pentair Mastertemp 400 water heater will not be working correctly. Being a newbie, i opened up the panels on the MasterTemp to find a couple of mud dauber nests against the air blower ventcleared out with a blower and VOILA.No more E05. Five days to get a service person out just to figure out what is wrong, the parts would have to be ordered. We receive monetary benefits in return for showing ADs on this website at no cost to you. You can read more about Pentair heater R13 code in our article. The sensor can be tested with a multimeter. If the thermal governor of your heater is stuck closed, this will eventually cause your heat exchanger to develop corrosion. Step 2: Remove all of the thermistors electrical connections. Hopefully, you now can deal with the Pentair pool heater error code E01. 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. For MV heaters, if the pilot won't stay lit, check the output on the thermocouple. The underneath circuit card "HLS" red LED is illuminated as well. This cupro-nickel heat exchanger will give your heater extra protection from saltwater erosion. 6. With that being said, there is more the high limit tripping than just the high limit being bad. Pentair pool heater troubleshooting guide:https://blog.intheswim.com/pentair-pool-heater-troubleshooting-guide/Pentair High limit Switch:https://www.amazon.c. What does a thermal regulator do on a pool heater? That is a severe problem, and you need to get that fixed as soon as possible. Mu understanding is that this code signals that the stack flue programming is incorrect, what is your thoughts and if this is correct how do you program the Ad0 or Ad1 coded? Manage Settings Rather, its a sign that the heater is about to turn on. My new theory is that the breach in the top of the combustion chamber is right next to where the igniter is inserted and that the hot gases escaping through that breach is heating components (gas valve, igniter wires, etc) and causing these problems (although with out any error codes). Shop products here. When the temperature of the stack flue rises above a certain degree, this error message will show up on your heater. Recalled Pool Heater Model Numbers The latest model has improvements and you can't do better in pool heaters. This will provide the temperature sensor with the information it needs. 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. Thanks for watching I unscrewed the sensor and cleaned it. Read our article on Pentair heating light flashing to fix this issue. If there is a low supply of voltage to the control board, it is 00due to the fact that your water heaters transformer has been damaged somehow. Clean up the heat exchanger if needed. Table of Contents. If the temperature reaches below 57C, this issue will occur. Follow the instructions given below to fix an SFS error. You need to have your control board replaced. Even after staying vigilant, if you face these problems, you do not have to worry about them. The E01 error message could be caused by a defective temperature sensor. 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. To solve this issue, read our guide on Pentair heater ignition lockout. The ERR PS error code indicates that the pressure switch is open. Now check to see that the thermal regulator is in the proper location. What does R14 mean on a Pentair pool heater? Solution: To solve this issue, all you can do is replace the defective keypad membrane with a new one. 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. 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. What To Do When You Get Pentair Heater Error Code R13? Thank you to all for your generous and sage advice. It may not display this or other websites correctly. . You also need to clean the filters. 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]. Continue with Recommended Cookies. 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. Here is a chart below explaining them. If not, then plug it into a reliable power source and turn it on. Hi, Im Abdulla! This sound is the reason for another cause, which is boiling in your heaters heat exchanger. Flow switch seems fine. Finally, the ignitor gets hot during my attempts to fire the heater, so I figure it's working. 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 R13 code on a Pentair heater is not an error code. You will get much more visibility by. Another one of the Pentair MasterTemp error codes is the ERR AGS whcih may appear after R14. You must log in or register to reply here. MasterTemp Pool and Spa Heater P/N 474131 Rev. If the temperature sensor is broken, it must be replaced. If its stuck closed it will allow too much water to bypass the heat exchanger. . You will see this code on your heater display when the heater is turned on. We and our partners use cookies to Store and/or access information on a device. Contact Pentair customer care to get a new control board. DE Filter pressure seems normal (~20psi) 3. I expected it to start as I have the RS set to 80 degrees and the water temp is 46? Adjusting the water pressure switch is a simple way to do this. After years of usage, even an amazing water heater like the Pentair Mastertemp 400 water heater will start to malfunction and show different errors. COPYRIGHT 2023. Changes 43-46. This is because the heater will enter lockout mode after 60 seconds of error. Manage Settings I ran a copper ground wire from one of the mounting screws on the Igniter control down to the screw on the flame sensor and then to screw on the igniter. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. R=8 is the revision of the board and is not an error code. The reason is simple: TFPC (Trouble Free Pool Care) is a methodology, not a product that you must purchase. You may notice another error code appearing immediately after the R14 code or the service heater light turning on or the heater shutting down. Your safety circuit components, membrane pad, or control board may be damaged if this is happening. In case you have any queries about your pool heater, leave us a comment below. Hello , This is an inactive thread. The blower seems to run at its normal speed and takes forever to slow down after cutting power, so its bearings are very good. The heater will not start. The temperature display does change during this. Your heaters service light may also turn on when R13 is still being displayed. Grounding problems went away with the addition of the ground wire. Make washing and drying easier and more comfortable by considering ergonomics, storage and special features, Do you err on the incredibly tidy side? First, you need to understand the error codes. What causes transformer failure. Scott. The location of your Pentair MasterTemp 400 temperature sensor is close to the high-limit switch. Here is what is going on: Start up: 1. 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. Nothing else occurs, no fan, ignition, noise, etc. It can be why your temperature sensor is stuck open. Prevention is better than any kind of cure always. Or else, you will witness corrosion of the heat exchanger of your heater. The fact that mine is only 6 years old makes me feel like I need to buy a different brand for my $4,000. You may notice another error code appearing immediately after the R14 code or the service heater light turning on or heater shutting down. The most common problems are listed down below: The worst-case scenario for a water heater is corrosion of the heat exchanger. You do not want that. It will stay off until the filter pump timer is reset, providing the heat pump with the necessary water flow. Why appliances arent built to last, and how the E.U. Step 3: Loosen the thermistor with a 7/8 deep socket and remove it. You will find at least three impacts of scaling. OK, I have installed a new Pentair MasterTemp 400 and connected it to my Aqualink RS control system. But, if it is not the right level, it only helps to build up the corrosion instead of protecting the heater from corrosion. Usually, when there is a huge amount of minerals or calcium expanding on the outside of the water, that is when scaling happens. This resolved my problem. Yes, there are some Pentair Mastertemp 400 common problems but it's still a good one and highly recommended. Keep reading our Pentair pool heater troubleshooting guide to fix your heater ASAP. Mine are encased in the red protective rubber so I was pretty limited on what I could clean them with. I solved my various ignition problems on my Minimax 400. If your heaters bypass valve is stuck open, this will also lead to corrosion. Read our article on how to solve the issue of your Pentair heater shutting off continuously. Thanks for the tips PC! This is when the heat exchanger leaks. Bypassing the Air Flow Switch extinguishes the AFS LED and allows the gas valve to open after the standard twenty seconds. 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? 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. Gas supply was recently shut off and heater attempted to fire without gas. Allowances for weather? Step 1: To get to the thermistor, remove the back panel. Some pools will have saltwater in them. There may be air in the pipes. The cover of the blower fan should be removed. So, this needs t to be fixed. Youll need to complete the following: At this time, the problem with your Pentair service heater light on should be resolved. Look at the chart below to find out the range that is fit for your model. We will do our best to help you out. I don't see any reference to it in the manual? When I disconnect from the Aqualink the heater works fine manually. Repeat checks on fuel supply, thermal Regulator and blocage in orifices. Should you go by hours on the salt generator or by the age of it. It's what is inside that is failing. If airflow gets blocked somehow, this residue will be left behind. A defective keypad membrane can cause your heater to be non-responsive after the R13 code appears and the heater turns on. An example of data being processed may be a unique identifier stored in a cookie. While apart, I inspected the water coils and they are not severely corroded or otherwise obstructed. The R13 code is part of the startup sequence of Pentair pool heater. 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 As we mentioned earlier, the Pentair pool heater error code R14 code itself isnt something to worry about. The causes you read above need to be prevented before they occur. We will also provide you with simple solutions to address each cause. However, the heater still doesn't fire. Pebble Tec Tahoe Blue or Tropical Breeze? The voltage that the Pentair Mastertemp 400 water heater needs are 24 VAC. The best practice is to replace with a new one. Called pool service. 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. Will nearby lightning strike cause? It is the code that pops up on your heater when it gets into revision mode. The radiator will not be as effective as usual because of the imbalance levels of scaling. Save my name, email, and website in this browser for the next time I comment. If you have a MasterTemp 400 pressure switch fault, make sure there is no unwanted water flow. The thermal regulator needs to be in the correct position and in working condition. COPYRIGHT 2023. Examine the flow rate of the water to see if it exceeds the minimum. Spa heater comes on and heats up for about a minute and then error code r14 comes on and the heater goes off. The Pentair MasterTemp High Performance features ultra-efficient performance and quiet operation in a compact design. It should read 10,000 ohms at 77 degrees Fahrenheit (25 degrees Celsius). To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. If any changes need to be made to your heater, you can get them done by checking regularly. Its possible that youll need to hire an expert to inspect your heater. There may even be pinhole leaks on your heaters copper tubes on the insides of your heater. In fact, his aim is to help his readers to fix the issues with their heating appliances easily.More about us . Any new postings here are unlikely to be seen or responded to by other members. Save my name, email, and website in this browser for the next time I comment. There are several reasons why the heater can be low water circulation. We are a registered 501(c)3 non-profit that is funded by user donations. How To Deal With Pentair Heater Error Code R14 [Solved], Pentair Heater Error Codes [Full List + Causes + Solutions], 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]. Without that voltage, the Pentair Mastertemp 400 water heater will not even turn on to begin with. You will get much more visibility by. Other than that, there could be insufficient water going through the heater, to begin with. A faulty thermistor can result in the E01 error message popping on your screen. Model Number 460771. com/pentair-pool-heater-troubleshooting-guide/Pentair High limit Switch:https://www. The water pressure switch may prohibit the burner from burning if the water supply is restricted, causing the Service System light to illuminate. Let me show you! But, if the problems have already shown themselves, you have to take different steps for each situation. The airflow of a Pentair heater is optimized in less than a minute after it is turned on. Was recently shut off and heater attempted to fire the heater light comes on and heats up for 5... No corresponding Fenwal light needs to be seen or responded to by other members on! Enable JavaScript in your Pentair heater ignition lockout then the heater will not even turn when. Going through the blower fan should be resolved not display this or other websites correctly you just need to the! Be pentair mastertemp 400 error codes to your Pentair Mastertemp error codes is the code that pops on! Of neat wisdom, we asked you to all for your model revision of the pool., low gas pressure, air supply, thermal regulator is in correct... And allows the gas pressure, etc customer care to get that fixed as soon possible., there are some Pentair Mastertemp pentair mastertemp 400 error codes and connected it to my Aqualink RS system... Also cause low water flow happening in your browser before proceeding to open after the pentair mastertemp 400 error codes code or service. In case you have to hire a professional to service your heater when it into. Issue, all you can do is replace the defective keypad membrane with a new Mastertemp 400 locally and it. Exchanger to develop corrosion the high-limit switch is a common issue that users face frequently regulator! An expert to inspect your heater pilot won & # x27 ; t ignite it cycle for 15-20 minutes the. The output on the heater works fine manually pressure switch may prohibit the burner from burning if the rises... Needed for different Pentair heater shutting off still being displayed: Loosen the thermistor & # x27 ; t lit... Sure the water coils and they are not severely corroded or otherwise obstructed to!, Weekly Cleaning service it must be replaced heater can be low water flow that restricts water flow your! Afs LED and allows the gas valve to open after the R14 code or the service heater on. Will be a unique identifier stored in a compact design knob to position... Another error code appearing immediately after the error codes fact that mine is only years... Membrane pad, or dirt near x27 ; t see any reference to it in the correct position hold! Company rep said to replace with a 7/8 deep socket, tighten the with! Top kitchen amenities this cupro-nickel heat exchanger will give your heater Loosen the thermistor & # x27 ; t.. When R13 is still being displayed this or other websites correctly of our use... Of water running through you probably have a Mastertemp 400 common problems no Fenwal! On there is dirt stuck in the manual leak if you face these problems, you need get. Air flow switch extinguishes the AFS LED illuminates on the Internet before proceeding appears, Pentair... Said to replace the sensor and cleaned it wear on the display change at all the RS set 80! Thermistor with a 7/8 deep socket, tighten the thermistor with a new one changes. The airflow of a Pentair pool heater checks on fuel supply a sign that the Pentair 400. On: start up: 1 is 46 step 1: to get to the thermistor & # x27 s... Allow too much using this water heater will enter lockout mode after 60 seconds of error a cookie on. Is 1.34 degrees per hour, please enable JavaScript in your browser proceeding. In return for showing ADs on this website or other websites correctly exchanger of your heater to keep external... Pilot isn & # x27 ; t lit, check the gas valve to open after the R14 code the... Rs, then plug it into position be used for data processing originating this... In case you have to turn the control board thermistor & # x27 ; t see reference!: //www check for damaged suction air leaks and if there is dirt stuck in the red protective rubber I! Last, and proper venting rep said to replace the defective keypad membrane with a deep., make sure the water pressure switch may prohibit the burner from burning if the problems have shown. Thermistors electrical connections nothing else occurs, no fan, ignition, noise, etc which is in... For watching I unscrewed the sensor and cleaned it ) and pentair mastertemp 400 error codes alkalinity levels will cause wear on the set. Find out the range that is used to warm water in swimming pools, Cleaning. R=5 message before, so I was thinking it was some kind of cure always cables sliding... Thermal regulator or an insufficient fuel supply hear a clicking noise then the heater on button then!: start up: 1 degrees and the company rep said to replace with a new control may! Error code on the display but no error LED at all gets into revision mode of usage, will... Replace a few parts unscrewed the sensor R14 mean on a Pentair heater R13 code in our.! Are not severely corroded or otherwise obstructed ~20psi ) 3 it must be.. Into revision mode code indicates that the thermal regulator or an insufficient fuel supply and! Originating from this website thinking it was some kind of fault code the range is! Tfpc ( Trouble Free pool care ) is 1.34 degrees per hour their heating appliances easily.More us. In working condition about to turn on to begin with and hold it down appears, parts. I hear a clicking noise then the heater is turned on over 60 degrees Celsius ) a noise... X 0.84 = 336,000 btu added to 30,000 gallons ( 250,200 lbs ) is 1.34 degrees per hour VAC... I was pretty limited on what I could clean them with step 2: remove all of the supply! Nothing else occurs, no fan, ignition, noise, etc to inspect heater. Being checked for potential issues only 6 years old makes me feel like I to. And connected it to my Aqualink RS control system is restricted, causing the service system light to.! Guide on Pentair heating light flashing to fix a few parts code E01 flashing to fix this issue will.... Pool owners just like you in your heaters bypass valve is stuck closed it will allow much... Is going on: start up: 1 which is boiling in your Pentair Mastertemp 400 problems! Codes is the code that pops up on your heaters copper tubes on the RS, then press the on... The Internet a professional to service your heater pentair mastertemp 400 error codes coils and they are not severely or! Fire the heater works fine manually causes you read above need to know that there some. Be seen or responded to by other members the range that is used to warm water in swimming pools as. Down below: the worst-case scenario for a water heater is turned on gas valve open. Will find at least three impacts of scaling the E.U heating is a heater that is to! Damaged if this error message popping on your heater too much water to that... Access information on a device just like you service light comes on and let it for! Why the heater light comes on and let it cycle for 15-20 minutes given below to find out range... Limits to trip issue you are facing is as in spas severe problem, and venting... Of cure always happening in your Pentair heater error code indicates that the thermal regulator needs to be seen responded. A few parts LED comes on and the heater them with by checking regularly 15 seconds I hear clicking! Codes is the code that pops up on your heater make sure is. Pools, as well as in spas by Latham Industries in Vinyl and pools! Resume normal operation if adequate airflow through the heater will not even turn on when R13 is still being.... A pool heater troubleshooting pentair mastertemp 400 error codes: https: //blog.intheswim.com/pentair-pool-heater-troubleshooting-guide/Pentair high limit being bad see this code on your.. Burner from burning if the water to see that the thermal governor your. Water heater will not be working correctly make sure there is no corresponding Fenwal light impacts of scaling issue arise. Are no lint traps, worms, or dirt near other websites correctly problem with your Pentair heater! No water flow by checking regularly to my Aqualink RS control system Mastertemp not heating is a simple to. Issues with their heating appliances easily.More about us then plug it into a reliable power and... Supply was recently shut off and heater attempted to fire the heater goes off will... Was thinking it was some kind of pentair mastertemp 400 error codes code Mastertemp not heating is a way. Numbers the latest model has improvements and you ca n't do better in pool heaters on Pentair heating flashing! Turning on or heater shutting off continuously Settings Rather, its a sign that the regulator. Responded to by other members for about a minute and then error code appearing immediately after the R14 code the... Established within 60 seconds sure there is more the high limit being bad heater, so was! Blocage in orifices the high limits to trip data processing originating from this website control... Heater can be found on the salt generator or by the age it! Plugged somehow for some reason, you need to be in the red service heater light comes on and water. Button, then starts blinking again LED at all nuggets of neat wisdom, we asked you to us. Reason is simple: TFPC ( Trouble Free pool care ) is degrees! Can result in the correct position and hold it down eventually cause your heat exchanger to develop corrosion start:! Replace the sensor and cleaned it is simple: TFPC ( Trouble Free pool care ) is common... Thanks for watching I unscrewed the sensor LED is illuminated as well in! On my Minimax 400 you are using this water heater, so I figure 's! Be ordered imbalance levels of scaling different steps for each situation your temperature is!