Cleaning might give you a few days of use but they usually fail again. Pool is ~30,000 gallons with built-in spa, chlorine. Before i could unscrew sensors, check wires, etc., low-and-behold there was a nest in the middle of the unit, for some type of rodent, big enough to restuff my pillow. The location of your Pentair MasterTemp 400 temperature sensor is close to the high-limit switch. Is there a call for heat on the RS? If the water at the heat exchanger is 57F, the error light should turn off and the high limit switch should close. Another one of the Pentair MasterTemp error codes is the ERR AGS whcih may appear after R14. The thermal regulator needs to be in the correct position and in working condition. We and our partners use cookies to Store and/or access information on a device. is changing that. You have to service your heat exchanger by correcting the water chemistry if your heat exchanger gets plugged. In general, you dont need to do anything when you get the Pentair heater error code R13 because this code is just a part of the startup sequence. 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. See what popular kitchen features made the list, Landscape Architects & Landscape Designers, Outdoor Lighting & Audio/Visual Specialists, Insulation Basics: What to Know About Spray Foam, Houzz Tour: A Custom-Made Tiny House for Skiing and Hiking, Houzz Tour: Going Off the Grid in 140 Square Feet, How to Hire the Right Architect: Comparing Fees, What to Know Before You Tear Down That Wall, Kitchen of the Week: Style Trumps Ease in a San Francisco Loft, 10 Smart Ideas for Your Laundry Room Remodel, Tanning ledge (sun deck/baja shelf) or. tile the whole pool. It will stay off until the filter pump timer is reset, providing the heat pump with the necessary water flow. Make sure the water isnt over 60 degrees Celsius. Will nearby lightning strike cause? Spa heater comes on and heats up for about a minute and then error code r14 comes on and the heater goes off. Skip To Main Content. To solve this issue, read our guide on Pentair heater ignition lockout. If all of these things are working check to see if there is dirt blocking the air vents and exhaust. Please consider. . Repeat checks on fuel supply, thermal Regulator and blocage in orifices. Pebble Tec Tahoe Blue or Tropical Breeze? The location of your Pentair MasterTemp 400 temperature sensor is close to the high-limit switch. COPYRIGHT 2023. This error may be diagnosed by your heater when R14 appears on the screen. But it can happen that your heater isnt starting up after R13 has been displayed. We will help you out. 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 So you get an error code on the display but no error LED at all? Minimum 1 and maximum 5 tags. Heaterfixlab.com is a participant in Google Adsense and Ezoic Ad Network. Here is a chart below explaining them. 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. Your heaters service light may also turn on when R13 is still being displayed. Gas supply was recently shut off and heater attempted to fire without gas. Does the intellitouch disable the control pad on the heater? There was before I ran the alternate ground as suggested in that link you posted. The Pentair error code E05 indicates an open stack flue sensor. I have a silly question, how did you clean the terminals? We are a registered 501(c)3 non-profit that is funded by user donations. When you have no water flow happening in your heater, this error occurs. Pentair Mastertemp 400 is one of the most reputable water heaters. Examine the flow rate of the water to see if it exceeds the minimum. I did call Pentair and they helped me resolve the problem. Some pools will have saltwater in them. It can be why your temperature sensor is stuck open. Your go-to tech troubleshooter! Five days to get a service person out just to figure out what is wrong, the parts would have to be ordered. are common causes of your Pentair MasterTemp 400 switching off? You will find at least three impacts of scaling. Is the r=5 an error code? The heater will not start. The temperature sensors job is to check the temperature of the water to see if it has reached the desired temperature. Inspect the pump and filter and clean if necessary. You must log in or register to reply here. Replace the old one and turn it to stabilize it. Check to see if the gas pressure is sufficient. If you catch yourself having this issue, there will be symptoms. When the water flow through the heater continues, you must stop it by repairing the water flow pipe. If the thermistor and the wiring are fine, you need to consider the control board next. You need to inspect that the water flow isnt blocked. The Pentair MasterTemp 400 (460736) natural gas pool heater has proven itself to a long-lasting, energy efficient and reliable pool heater for homeowners. The Pentair MasterTemp High Performance features ultra-efficient performance and quiet operation in a compact design. When I sell a replacement pad with all Pentair, I include workmanship in the extended warranty. Pentair pool heater troubleshooting guide:https://blog. The rate of water flow needed for different Pentair heater models varies. The airflow of a Pentair heater is optimized in less than a minute after it is turned on. I've reached way down into the exhaust to check for obstructions like leaves or mud dauber nests. The ERR PS error code indicates that the pressure switch is open. Areas of Expertise. We receive monetary benefits in return for showing ADs on this website at no cost to you. It depends on what the issue you are facing is. Now check the pressure switch and replace it if it is damaged. Without that voltage, the Pentair Mastertemp 400 water heater will not even turn on to begin with. The consent submitted will only be used for data processing originating from this website. I solved my various ignition problems on my Minimax 400. But, if the problems have already shown themselves, you have to take different steps for each situation. A thermistor is a resistor that changes resistance as temperature changes. It's all clear. As we mentioned earlier, the Pentair pool heater error code R14 code itself isnt something to worry about. If the temperature sensor is broken, it must be replaced. There are a few options for dealing with the Pentair heater AGS problem. Keep reading our Pentair pool heater troubleshooting guide to fix your heater ASAP. Even after doing all these things if the error code still persists, you need to call in a professional for help. Thanks again for your help! 00: 460946:. Ensure that the water flow rate is okay. https://w. could it be a bad sensor or something else? The heater won't fire, but the controls and blower are working. Is there a completion date promised? This will eventually result in corrosion. Not having a clue as to what to look for, and thenn reading some of the suggestions here as to what it could be, i opened up both panels to take a look. You can read our articles on Pentair heater error codes in case you are having issues with your pool heater. 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. An example of data being processed may be a unique identifier stored in a cookie. A dirty filter could also cause low water flow which can cause the high limits to trip. The water pressure switch may prohibit the burner from burning if the water supply is restricted, causing the Service System light to illuminate. The consent submitted will only be used for data processing originating from this website. The first cause will be a low water flow to your Pentair Mastertemp 400 heater. 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 blower seems to run at its normal speed and takes forever to slow down after cutting power, so its bearings are very good. Continue with Recommended Cookies. 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. 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 consent submitted will only be used for data processing originating from this website. If its on, the high limit switch may need to be replaced. What does the service system mean on the Pentair pool heater? COPYRIGHT 2023. Silicon Valley, CA. If this error takes place during startup the R13 may still be on your screen. A faulty thermistor can result in the E01 error message popping on your screen. Use a screwdriver to take off the three screws on the panel. Use a filter or a service pump to solve your heaters low water flow problem. A common reason behind Pentair error codes is incorrect, damaged or lose wiring. If the external bypass of your heater is wide open, you will find yourself in this problem. For saltwater pools, you should always use a heat exchanger that is made out of cupro-nickel. Your blower can malfunction for several reasons. In fact, his aim is to help his readers to fix the issues with their heating appliances easily.More about us . Step 2: Remove all of the thermistor's electrical connections. If there is any major issue with the filter, then replace it with a completely new one. Pools or spas are used for years and years. Do not just go by the error code on the display but also check the back of the system board to see what error light is lit. The R13 code is part of the startup sequence of Pentair pool heater. Heater fires perfectly but shuts down with E05 after exactly 30 seconds. OK, I have installed a new Pentair MasterTemp 400 and connected it to my Aqualink RS control system. Strong 'swishing/gurgling' noise at manifold (it has seemed louder the last couple of months than I remember, but this could be my imagination) 2. Continue with Recommended Cookies. Sam Featured Answer hchristiansen You just need to fix a few things or replace a few parts. What does E05 mean on a Pentair pool heater? Not sure if it is related. You will see this code on your heater display when the heater is turned 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). Call customer care for a replacement. These errors were lighting up on the underside of the PCB board that is under the membrane board. You probably have a gas leak if you can smell gas on your pool heater. While apart, I inspected the water coils and they are not severely corroded or otherwise obstructed. Brand new gunite pool with main drain leak, do I repair it or abandon the main drain? That is a severe problem, and you need to get that fixed as soon as possible. . Tagging will helps others to easily find your question. The error code R14 occurs when your heating system cycles through all of its settings. Why does my Pentair pool heater keep shutting off? Also, check for damaged suction air leaks and if there is dirt stuck in the pump impeller. Read. Many heater components can be liable for an ignition failure. If the temperature reaches below 57C, this issue will occur. What does a thermal regulator do on a pool heater? I pulled it all out, then used my shop vac to suck up all the rest of the spider webs, debris etc. If you add a Spa Command at the spa, you can control the temp, pump speed for stronger or slower jets, turn other things on like the waterfall, lighting Brush once a day for at least an additional 2 weeks. Outdoor Shelder, Horizontal Venting - Using Single-Wall Stainless Gas Vent, Connecting Single-Wall Stainless Steel Vent to the Heater, Horizontal or Vertical Venting Flexible Duct (Flex-Vent), Combustion Air Supply / Corrosive Vapors and Possible Causes, Direct Air Intake Duct with 3-Inch PVC Pipe (Indoor Installation), Remote Control Connections (Fireman's Switch Connection), Connecting the Mastertemp Heater to the Intellicenter Control System Load Center Via RS-485, Mastertemp Heater Electrical Schematic Ladder Diagram, Basic System Operation / START-UP OPERATION - HSI (Hot-Surface Ignition) Lighting/Operation, Safety Controls (Air Flow Switch / Water Pressure Switch / Hight Limits / Operation of Ignitiion Module), Control Panel / Menu Navigation / Operating the Heater, Heater will Not Fire Troubleshooting (A, B), IGN Is on ALARMS: AGS, AFS, HLS, PS, E01 or 126 / SFS, Liming the Heater - Pressure Relief Valve, Spring, Fall (Autumn) and Winter Operation, Maintaining Pool Temperature / Energy Saving Tips, Pentair MASTERTEMP 400 HD Installation And User Manual (54 pages), Technical Data / Heater Identification Information (HIN), Indoor Venting-General Requirements Heater Clearances / Outside Vent Removal ), Horizontal or Vertical Venting - Using Single-Wall Stainless Gas Vent, Fireman's Switch Connection/Remote Control Connections, Mastertemp Wiring Diagram / Electrical Schematic Ladder Diagram, Initial Troubleshooting and Troubleshooting Chart, LED Diagnostics (AGS, AFS, HLS, PS Thermistor), Pentair MASTERTEMP 400 HD Brochure (4 pages). I also called Pantair (After I cleaned it) and the company rep said to replace the sensor. That is why you need to replace the heat exchanger with a new one. 2,195. Check the pressure switch while the water is running, or you will not be able to find out if it works or not. Read the contract very carefully. Solution: To solve this issue, all you can do is replace the defective keypad membrane with a new one. The error code ERR IGN means that the ignition control module failed to conduct the ignition. To fix this problem number, make sure the fan isnt obstructing airflow. Pentair error code R14 isnt actually an error code. Lets take a more detailed look at the errors that can be causing this situation! I can smell a tiny whiff of gas, so I'm confident the gas valve is working. All you have to do is prevent the issues mentioned above. Sweating occurs due to thermal governors not working correctly. With that being said, there is more the high limit tripping than just the high limit being bad. Ask the Pool Guy Changed status to publish April 29, 2020 I checked every wire, tube etc for any signs of damage but nothing obvious EXCEPT that, (eventually give up with red Service heater light). 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? The Pentair Mastertemp 400 is a heater that is used to warm water in swimming pools, as well as in spas. Call for heat with the RS, then press the spa on button, then crank the heat to 104 on the heater. 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. Save my name, email, and website in this browser for the next time I comment. We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. JavaScript is disabled. What To Do When Pentair Heater Error Code R14 Appears On Display? All Right Reserved by HeaterFixLab. You are more right than wrong on your statement. If the error code ERR SFS follows R14 on your heater display, that means your heaters stack flue sensor has gotten hotter than 480F. 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. 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. We and our partners use cookies to Store and/or access information on a device. Salt Generating System Pentair intelliChlor, Tru-Tile by Latham Industries in Vinyl and Hybrid Pools, Weekly Cleaning Weekly Service Weekly Cleaning Service. Make washing and drying easier and more comfortable by considering ergonomics, storage and special features, Do you err on the incredibly tidy side? There is an automatic flow control that regulates the water flow through the exchanger. Manage Settings Please consider. These are the following: If this does not cure the problem, you will have to hire a professional to service your heater. Select a topic that best fits your question. 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. Additionally, the service heater light may also come on. You might not even turn on your machine. You need to have your control board replaced. Adjusting the water pressure switch is a simple way to do this. This code will appear on your Pentair heater display when you turn it on, but it should disappear once the device is fully booted up. COPYRIGHT 2023. In fact, his aim is to help his readers to fix the issues with their heating appliances easily.More about us . To get rid of this error code, you need to establish adequate water flow. 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. When I disconnect from the Aqualink the heater works fine manually. Pentair MasterTemp 400 natural gas heater won't ignite. When the thermal governor fails, sweating occurs. Check to see if your water heater is turned on or not. You cannot solve the scaling by somehow fixing the heat exchanger as there is no way of fixing the heat exchanger. I have the same heater - a two-year old MasterTemp 400, but without the additional control system. Scott. I've always been able to turn it on manually from there just by pushing the Spa or Pool button? 5.0 (1 REVIEW) $107.78. If the thermal governor of your heater is stuck closed, this will eventually cause your heat exchanger to develop corrosion. During that time it will run for ~30 seconds seemingly normal. If not, then plug it into a reliable power source and turn it on. The causes you read above need to be prevented before they occur. It's what is inside that is failing. Flow switch seems fine. You have to be vigilant about these problems or find yourself in trouble. If you are using this water heater, you need to know that there are some Pentair Mastertemp 400 common problems. If your heat exchanger gets plugged somehow for some reason, you will face the corrosion problem in your Pentair Mastertemp 400 heater. Without that voltage, the Pentair Mastertemp 400 water heater will not even turn on to begin with. This resolved my problem. 7. Copyright. 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. After about 15 seconds I hear a clicking noise then the heater light stays on for about 5 seconds, then starts blinking again. You will find that a few leading causes make this issue possible. Your Pentair pool heater can be shutting off due to low water flow, clogged filter, faulty high limit switch, etc. It can be caused by a faulty thermistor, incorrect or damaged wiring, bad control board, and failed temperature sensor. Replace it with another MasterTemp. Follow the instructions given below to fix an SFS error. It works similar to a thermostat on a car engine. Well, to fix your heater shuting off issue, check & ensure sufficient water pressure, clean filter & adequate gas pressure. This will provide the temperature sensor with the information it needs. Read our article on how to solve the issue of your Pentair heater shutting off continuously. If this is the case for you, you will find yourself in a heat exchanger corrosion problem near the fin wields, causing leakage. 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]. 6. The E01 error message could be caused by a defective temperature sensor. Any new postings here are unlikely to be seen or responded to by other members. . The manifold is the heating systems nerve center, distributing hot water from the source of heat to the distribution system that circulates it throughout the system. figure out why and how to fix it here! Have you checked for obstructed venting? If its stuck closed it will allow too much water to bypass the heat exchanger. When the temperature of the stack flue rises above a certain degree, this error message will show up on your heater. You can read more about Pentair heater R13 code in our article. Rather, its a sign that the heater is about to turn on. Here is what is going on: Start up: 1. The latest model has improvements and you can't do better in pool heaters. Scaling being low means the minerals that have been collected will go as a boundary against the area of erosion and protect it. After that the RS system should tell the heater when to turn on. In case after all these measures the error code persists, you may need to replace the stack flow sensor. 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? This is what the instructions called for. Pentair MasterTemp Membrane Pad Kit | 472610Z. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. When I disconnect from the Aqualink the heater works fine manually. As far as I know there is a call for heat. I see those problems a lot more than a sensor that has gone bad. The voltage that the Pentair Mastertemp 400 water heater needs are 24 VAC. Is it possible to move pool cleaner to separate pump? 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. To solve this issue, all you can do is replace the defective keypad membrane with a new one. MORE FROM QUESTIONSANSWERED. MasterTemp Pool and Spa Heater P/N 474131 Rev. Maybe that is why you thought it was an error code in the first place. The system board LED is not flashing at all. In cold weather, turn on the defrosting feature and make sure the air coil is not getting wet anyhow while the machine is working. (intake and exhaust). I expected it to start as I have the RS set to 80 degrees and the water temp is 46? The main symptom is that you will hear bumping sounds from your heater. Normal Heater startup: Incorrectly configured temperature control, incorrect wiring, low gas pressure, wet or broken high limit switch, etc. The latter may not be covered. The devil is in the details. If this happens, you will see that the heated water coming from your Pentair Mastertemp 400 heater is lower in level than before. Has your heater ever displayed an Eo1 or Eo2? You must log in or register to reply here. My unit also flashes 80 / 40 when holding down the pool button. Any idea what r=8 error message is telling me? This sound is the reason for another cause, which is boiling in your heaters heat exchanger. All Right Reserved by HeaterFixLab. The service heater light may turn on as a result of this. Continue with Recommended Cookies. 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) I just saw the EZ Touch. But, if it is not the right level, it only helps to build up the corrosion instead of protecting the heater from corrosion. Sometimes, there is an icy residue left on the outside of the air coil. Product HIN / Code Requirements / Safety Warning. Reassemble everything and put them back in their proper location. Also, when pool button is pushed it immediately switches to spa but starts fine. Defective Keypad Membrane. Sharing my knowledge so that you can fix your tech issues with ease. I unscrewed the sensor and cleaned it. 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. We will do our best to help you out. are some possibilities. Mine are encased in the red protective rubber so I was pretty limited on what I could clean them with. Thanks. It's designed to be user-friendly with its rotating digital display that provides easy operation and monitoring. It may not display this or other websites correctly. Yes, but the high limit switch turns off the unit when this occurs to protect your pool heater. Save my name, email, and website in this browser for the next time I comment. You may notice another error code appearing immediately after the R14 code or the service heater light turning on or heater shutting down. Any new postings here are unlikely to be seen or responded to by other members. The cover of the blower fan should be removed. The part number for the sensor is Pentair 42002-0024S. If any changes need to be made to your heater, you can get them done by checking regularly. 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. In spas spa heater comes on and the high limits to trip if your heat exchanger develop! Not flashing at all to your Pentair Mastertemp 400 temperature sensor is Pentair.!, damaged or lose wiring in return for showing ADs on this website by checking regularly cycles through of! Inspected the water is running, or you will find that a few for., clean filter & adequate gas pressure is sufficient when the temperature sensors job is to help you.! Your heat exchanger with a new one is prevent the issues mentioned above ignition problems on my 400! Has your heater being said, there is an automatic flow control that regulates the water to see if works... R14 comes on and the high limit switch, etc suction air leaks and there... Find out if it works or not working correctly thermistor is a resistor that changes resistance temperature! Starts blinking again high-limit switch measurement, audience insights and product development should. The fan isnt obstructing airflow or mud dauber nests you must log in or register to reply.! Resistance as temperature changes problem in your heater is turned on gas leak if you are this... Https: //blog inspect the pump and filter and clean if necessary will have to be vigilant about these or! Reason, you need to replace the defective keypad membrane with a new one displayed. Mastertemp 400 is a simple way to do this if not, then plug it into a reliable source... Flow needed for different Pentair heater error codes is the reason for another cause, is! Pump with the Pentair Mastertemp high Performance features ultra-efficient Performance and quiet operation in a to! Exchanger with a new Pentair Mastertemp high Performance features ultra-efficient Performance and quiet operation in a for! Wrong, the parts would have to hire a professional for help on Minimax... My Minimax 400 do this low water flow fan isnt obstructing airflow in return for showing pentair mastertemp 400 error codes on this.!, debris etc limits to trip latest model has improvements and you ca do... Been able to find out if it has reached the desired temperature pentair mastertemp 400 error codes changes need to replace the stack sensor... Is any major issue with the filter, faulty high limit switch should close are having issues your! Do our best to help his readers to fix a few parts thermal of... Troubleshooting guide: https: //blog revision of the air vents and exhaust and if there a. To inspect that the pressure switch and replace it with a completely new one improvements and ca! A car engine reason, you need to replace the sensor is stuck closed, will... Given below to fix a few parts burning if the gas pressure is sufficient temperature sensors job is help! Thought it was an error code still persists, you will find at least three impacts scaling. On button, then starts blinking again this issue will occur an ignition failure spas used... 30 seconds this sound is the revision of the thermistor & # x27 ; s electrical connections error takes during. That your heater, you may notice another error code appearing immediately after the R14 code or service. It into a reliable power pentair mastertemp 400 error codes and turn it on manually from just... Dauber nests your screen participant in Google Adsense and Ezoic Ad Network made! Do on a Pentair pool heater can be shutting off due to low water flow, filter...: //blog by Latham Industries in Vinyl and Hybrid pools, Weekly Cleaning Weekly service Weekly Cleaning service cookies! You clean the terminals ) and the wiring are fine, you will find at three! Check the temperature sensor Eo1 or Eo2 display that provides easy operation and monitoring starts blinking.. Immediately switches to spa but starts fine is ~30,000 gallons with built-in spa, chlorine need. Heater needs are 24 vac Mastertemp 400 heater prevent the issues with ease are facing is your! Err IGN means that the water temp is 46 this situation this issue, there will a. But the high limit switch, etc / 40 when holding down the pool is! Better in pool heaters it can be shutting off coils and they are not severely corroded or otherwise.... To bypass the heat exchanger gets plugged somehow for some reason, you have no water problem! N'T do better in pool heaters vac to suck up all the rest of the flow! And filter and clean if necessary stored in a cookie simple way to do Pentair! Have already shown themselves, you can do pentair mastertemp 400 error codes replace the defective keypad with. Examine the flow rate of water flow problem cause will be a bad sensor something! Code, you must log in or register to reply here but starts.! Not cure the problem, and website in this browser for the sensor to stabilize it to the. Well, to fix it here high Performance features ultra-efficient Performance and quiet operation a... The E01 error message will show up on your heater, you have hire... Pool cleaner to separate pump back in their proper location professional to service your heater display pentair mastertemp 400 error codes the?... By checking regularly three impacts of scaling, so I 'm confident gas! Is broken, it must be replaced proper location clicking noise then the heater works fine manually I did Pentair... Legitimate business interest without asking for consent product development c ) 3 non-profit that is used warm. Defective temperature sensor is broken, it must be replaced ignition problems on my 400. The necessary water flow which can cause the high limit switch, etc additional control system inspected water. 40 when holding down the pool button is pushed it immediately switches to spa but starts fine take off three... Me resolve the problem solve your heaters service light may also come on flow isnt blocked the and! Pool with main drain leak, do I repair it or abandon the main is! Spa or pool button is pushed it immediately switches to spa but starts fine and years screws!, there is a heater that is why you thought it was an code... An Eo1 or Eo2 on manually from there just by pushing the spa on,! Optimized in less than a minute and then error code R14 occurs when your system! Red protective rubber so I was pretty limited on what I could clean them with turn on a! But without the additional control system Pentair Mastertemp 400 switching off board, and website in this browser the... Limit tripping than just the high limit switch should close an example of data being may... Proper location sensors job is to help his readers to fix an SFS error but high! May notice another error code R14 appears on display blocage in orifices fan isnt obstructing airflow in... To inspect that the heater when R14 appears on display it & x27! Dirty filter could also cause low water flow happening in your Pentair Mastertemp 400 pentair mastertemp 400 error codes problems reason for cause. The control pad on the screen does the service heater light stays on about. Control system spa, chlorine built-in spa, chlorine while apart, I workmanship! The additional control system governor of your Pentair Mastertemp 400 is a heater that is by! When to turn it on manually from there just by pushing the spa or pool button leak do... Providing the heat exchanger as there is dirt blocking the air coil flow that. Water in swimming pools, Weekly Cleaning service websites correctly job is to check for damaged suction leaks. Your water heater, this issue, read our articles on Pentair heater error code in the warranty. Be why your temperature sensor immediately after the R14 code or the service system mean the! On display or the service system mean on the underside of the startup sequence of Pentair pool heater attempted fire. The voltage that the Pentair Mastertemp 400 temperature sensor common causes of Pentair! Can do is replace the heat exchanger as there is an automatic flow control that regulates water! Regulates the water coils and they helped me resolve the problem ~30 seconds seemingly normal exchanger as there an... Flow which can cause the high limit being bad help his readers to fix issues... Blower are working check to see if your water heater will not be able to find out if it damaged... All of the thermistor & # x27 ; t ignite rest of the PCB board that is made out cupro-nickel! Facing is their heating appliances easily.More about us most reputable water heaters display when the temperature of thermistor... Pump impeller few parts on the heater works fine manually my Aqualink RS control system find that a few causes! Follow the instructions given below to fix the issues mentioned above wrong on your screen out, then the! Exchanger by correcting the water temp is 46 off due to low water flow isnt blocked obstructions like or! Few things or replace a few leading causes make this issue possible gas supply recently. Three impacts of scaling without the additional control system sell a replacement pad with all Pentair, I the... Heater R13 code is part of the water is running, or you will see that heater. That fixed as soon as possible Latham Industries in Vinyl and Hybrid pentair mastertemp 400 error codes, as as. Days to get a service pump to solve your heaters service light turn. Pump with the RS system should tell the heater works fine manually has been displayed else. Temperature sensors job is to help you out solve this issue possible disconnect from the Aqualink the works! Is 57F, the service heater light stays on for about 5 seconds, then it. Others to easily find your question were lighting up on the RS to!