Make washing and drying easier and more comfortable by considering ergonomics, storage and special features, Do you err on the incredibly tidy side? Contact Pentair customer care to get a new control board. A defective keypad membrane can cause your heater to be non-responsive after the R13 code appears and the heater turns on. The Pentair Mastertemp 400 is a heater that is used to warm water in swimming pools, as well as in spas. If the thermal governor of your heater is stuck closed, this will eventually cause your heat exchanger to develop corrosion. Is it possible to move pool cleaner to separate pump? Read. 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. If airflow gets blocked somehow, this residue will be left behind. #9. Thank you to all for your generous and sage advice. 5.0 (1 REVIEW) $107.78. We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. The most common problems are listed down below: The worst-case scenario for a water heater is corrosion of the heat exchanger. The most typical reasons for this issue are a faulty thermal regulator or an insufficient fuel supply. I solved my various ignition problems on my Minimax 400. I found a new Mastertemp 400 locally and installed it this afternoon. Look at the chart below to find out the range that is fit for your model. If your heaters bypass valve is stuck open, this will also lead to corrosion. The water passing through the heat exchanger should be 57C hot at the least. This error may be diagnosed by your heater when R14 appears on the screen. My heater is a little over 1 year old. You are using an out of date browser. A malfunctioning control board can also be why your heater wont turn on after R13 appears on the display. That is why you need to buy a new one to replace the old one with. Cleaning might give you a few days of use but they usually fail again. You are using an out of date browser. 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. There are a few of these problems that you might face. The control board does seem to be getting power and it responds if I hold the temp up or down button down for 5 seconds (changes between Celcius & Farenheit) but it does not respond when I push the "spa on" or "pool on" buttons. If your heat exchanger gets plugged somehow for some reason, you will face the corrosion problem in your Pentair Mastertemp 400 heater. 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. . 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. Inspect the heat exchanger coils for any obstructions, soot, or leaks. A defective keypad membrane can cause your heater to be non-responsive after the R13 code appears and the heater turns on. In this section, we will take a look at the possible causes behind this error code in depth. Step 4: Using the 7/8 deep socket, tighten the thermistor. Be sure to contact us through our website for our variety of services. Your service heater light may be on because your high-limit switch is stuck open. The reason is simple: TFPC (Trouble Free Pool Care) is a methodology, not a product that you must purchase. The Pentair Mastertemp 400 common problems are easy to solve, and they get easier to solve with the help of this article. It means that the stack flue sensor is open as it detected the exhaust temperature to be above 176F. Its possible that youll need to hire an expert to inspect your heater. The heater will not start. COPYRIGHT 2023. Does the intellitouch disable the control pad on the heater? Clean the filter if it is not clear already. 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. 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. 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.. Continue with Recommended Cookies. 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]. Gas supply was recently shut off and heater attempted to fire without gas. Otherwise, you have a bad high-limit switch that needs to be replaced. Save my name, email, and website in this browser for the next time I comment. To fix this problem number, make sure the fan isnt obstructing airflow. Model Number 460771. com/pentair-pool-heater-troubleshooting-guide/Pentair High limit Switch:https://www. Disconnect power before servicing any components. The location of your Pentair MasterTemp 400 temperature sensor is close to the high-limit switch. Utility Navigation. This could be the reason why the water circulation is low in your water heater. 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. After about 15 seconds I hear a clicking noise then the heater light stays on for about 5 seconds, then starts blinking again. Cleaning it didn't help but again I was limited. My unit also flashes 80 / 40 when holding down the pool button. I also called Pantair (After I cleaned it) and the company rep said to replace the sensor. 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. . A damaged capacitor or a snagged cable could also be the source of the error. If all of these things are working check to see if there is dirt blocking the air vents and exhaust. 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. Without that voltage, the Pentair Mastertemp 400 water heater will not even turn on to begin with. Pentair MasterTemp Membrane Pad Kit | 472610Z. Spa heater comes on and heats up for about a minute and then error code r14 comes on and the heater goes off. Blame your early failure on the rodents. I see those problems a lot more than a sensor that has gone bad. Heater fires perfectly but shuts down with E05 after exactly 30 seconds. This article has all the troubleshooting methods you may need for your Pentair Mastertemp 400. When the water flow through the heater continues, you must stop it by repairing the water flow pipe. The consent submitted will only be used for data processing originating from this website. The best practice is to replace with a new one. What To Do When Pentair Heater Error Code R14 Appears On Display? It's what is inside that is failing. There is no cure for this problem. Is the r=5 an error code? Examine the flow rate of the water to see if it exceeds the minimum. The Service Heater LED comes on and the AFS LED illuminates on the back of the control board. The screws should be tightened. Make sure that the pilot is lit (millivolt heaters). Check the area for any obstructions or barriers. When the thermal governor fails, sweating occurs. You have to service your heat exchanger by correcting the water chemistry if your heat exchanger gets plugged. We are a registered 501(c)3 non-profit that is funded by user donations. R=8 is the revision of the board and is not an error code. The wiring in your heater should be examined. 400,00 btu x 0.84 = 336,000 btu added to 30,000 gallons ( 250,200 lbs) is 1.34 degrees per hour. 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. In case after all these measures the error code persists, you may need to replace the stack flow sensor. Hello , This is an inactive thread. Pentair heater error code R14 isn't an error code. You are more right than wrong on your statement. Your heaters gas flow can be restricted due to a low flow rate or a faulty pressure switch. It will appear on your screen when your heater is starting up. We and our partners use cookies to Store and/or access information on a device. I don't see any reference to it in the manual? When I turn it on the blower comes on as well as the heater light starts blinking. We will do our best to help you out. Pentair water heaters have garnered a dependable reputation for being efficient. Is there a completion date promised? The fact that mine is only 6 years old makes me feel like I need to buy a different brand for my $4,000. This will eventually result in corrosion. Continue with Recommended Cookies. It's designed to be user-friendly with its rotating digital display that provides easy operation and monitoring. What To Do When You Get Pentair Heater Error Code R13? 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 latter may not be covered. You have to turn the control valve knob to PILOT position and hold it down. Step 1: To get to the thermistor, remove the back panel. The E01 error message could be caused by a defective temperature sensor. 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. 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. Many heater components can be liable for an ignition failure. That is why you need to replace the heat exchanger with a new one. If your heater is displaying an eo5 or eo6 error code there is a simple fix. Salt Generating System Pentair intelliChlor, Tru-Tile by Latham Industries in Vinyl and Hybrid Pools, Weekly Cleaning Weekly Service Weekly Cleaning Service. 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. This is a common problem. Step 2: Remove all of the thermistor's electrical connections. https://w. It's all clear. We will help you out. Repeat checks on fuel supply, thermal Regulator and blocage in orifices. Pentair Mastertemp 400 is one of the most reputable water heaters. What does R14 mean on a Pentair pool heater? You need to have your control board replaced. Shop products here. Pentair pool heater troubleshooting guide:https://blog.intheswim.com/pentair-pool-heater-troubleshooting-guide/Pentair High limit Switch:https://www.amazon.c. I have a silly question, how did you clean the terminals? I can smell a tiny whiff of gas, so I'm confident the gas valve is working. 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. The location of your Pentair MasterTemp 400 temperature sensor is close to the high-limit switch. If the service heater light comes on there is no corresponding Fenwal light. When I push the Heater button on the RS it gives me the r=8 but never starts or fires. 2. If the temperature reaches below 57C, this issue will occur. Pentair pool heater troubleshooting guide:https://blog. The Thermal Regulator is a thermostatically controlled valve that restricts water flow to keep the Heat Exchanger Outlet temperature above 120 degrees Fahrenheit. Your Pentair service heater light should be turned off after following these procedures. Because of scaling, the valves of your Pentair Mastertemp 400 water heater will get damaged. You can contact Pentair to get you a new control board. Replace the Thermal Governor if it is stuck closed. 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. The sensor can be tested with a multimeter. How old is your system? This is when the heat exchanger leaks. It can't hurt to add the ground wire. Pentair heater error codes are ERR PS, ERR HLS, ERR AFS, ERR IGN, ERR AGS, ERR SFS, E01, E05, and E06. Read our article on Pentair heating light flashing to fix this issue. Do not take the situation lightly. While the knob is pressed in, simultaneously press click-light three-four times to turn on the pilot light. So, this needs t to be fixed. As we mentioned earlier, the Pentair pool heater error code R14 code itself isnt something to worry about. You also need to clean up the heat exchanger and ensure that the heater is getting accurate gas pressure. We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. You might not even turn on your machine. Just stick to what this article says, and you will be good to go. If the error code ERR SFS follows R14 on your heater display, that means your heaters stack flue sensor has gotten hotter than 480F. 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. Why does my pool heat pump keep turning off? To troubleshoot any issues with your Pentair MasterTemp read our guide on solving all the common problems. When the temperature of the stack flue rises above a certain degree, this error message will show up on your heater. The manufacturing date, along with model number, can be found on the serial number sticker on the heater. This is because the heater will enter lockout mode after 60 seconds of error. However, the heater still doesn't fire. Replace the old one and turn it to stabilize it. Pentair Mastertemp not heating is a common issue that users face frequently. Skip To Main Content. Heaterfixlab.com is a participant in Google Adsense and Ezoic Ad Network. Pentair Pool Heater Error Codes E01 [Reasons + Solution]. The causes you read above need to be prevented before they occur. Also, check for damaged suction air leaks and if there is dirt stuck in the pump impeller. If the temperature sensor is broken, it must be replaced. If you are using this water heater, you need to know that there are some Pentair Mastertemp 400 common problems. Areas of Expertise. The underneath circuit card "HLS" red LED is illuminated as well. Or else, you will witness corrosion of the heat exchanger of your heater. 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. During this error the buttons on your heaters front panel will be disabled. Manage Settings Solution: To solve this issue, all you can do is replace the defective keypad membrane with a new one. Copyright. 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 In case you have any queries about your pool heater, leave us a comment below. 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. 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. That is a severe problem, and you need to get that fixed as soon as possible. Manage Settings All you have to do is prevent the issues mentioned above. When the stack flue temperature crosses 248C, the heater service light comes on after the R13 code appears. Select a topic that best fits your question. The service heater light will also come on. Over the years, the low pH levels and the alkalinity levels will cause wear on the tube walls of your heater. Table of Contents. These are the following: If this does not cure the problem, you will have to hire a professional to service your heater. Sometimes, the switch that controls water pressure might get damaged. You must log in or register to reply here. I've always been able to turn it on manually from there just by pushing the Spa or Pool button? Please consider. JavaScript is disabled. You will need to solve the issue. Replace it with another MasterTemp. Then you probably already live by these nuggets of neat wisdom, We asked you to tell us your top kitchen amenities. Called pool service. The R13 code on a Pentair heater is not an error code. Error code E05 may also appear on your heater display after R14. OK, I have installed a new Pentair MasterTemp 400 and connected it to my Aqualink RS control system. 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? Reassemble everything and put them back in their proper location. You can read more about Pentair heater R13 code in our article. Otherwise, you will need to reset the heater after fixing the blower. All of these events arent normal. Should you go by hours on the salt generator or by the age of it. Five days to get a service person out just to figure out what is wrong, the parts would have to be ordered. You will see this code on your heater display when the heater is turned on. To fix a malfunctioning Pentair blower you should read our troubleshooting guide. This is what the instructions called for. Youll need to complete the following: At this time, the problem with your Pentair service heater light on should be resolved. What does a thermal regulator do on a pool heater? 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). 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. Low water pressure, clogged filter, low gas pressure, etc. Tried again this morning, still working. Ask the Pool Guy All rights reserved. The temperature display does change during this. What does E05 mean on a Pentair pool heater? figure out why and how to fix it here! 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. This sound is the reason for another cause, which is boiling in your heaters heat exchanger. . 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 . In cold weather, turn on the defrosting feature and make sure the air coil is not getting wet anyhow while the machine is working. Brand new gunite pool with main drain leak, do I repair it or abandon the main drain? Here is a link that might be useful: MasterTemp Manual, One thing I missed this morning on the other forum was the warranty.What exactly is warranted? MORE FROM QUESTIONSANSWERED. If this error takes place during startup the R13 may still be on your screen. Tagging will helps others to easily find your question. 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. Pebble Tec Tahoe Blue or Tropical Breeze? I did call Pentair and they helped me resolve the problem. After the R14 code is displayed on your screen, this message may show up next. You have to be vigilant about these problems or find yourself in trouble. 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? Does the water temperature on the display change at all? You cannot easily fix a thermal governor. This resolved my problem. There are several reasons why the heater can be low water circulation. The service heater light may turn on as a result of this. This will provide the temperature sensor with the information it needs. During startup, if the HLS error occurs R13 may be displayed on your screen. When I disconnect from the Aqualink the heater works fine manually. You need to check up on a few things to get rid of this error code. Mar 30, 2017. I've reached way down into the exhaust to check for obstructions like leaves or mud dauber nests. Yes, there are some Pentair Mastertemp 400 common problems but it's still a good one and highly recommended. Has your heater ever displayed an Eo1 or Eo2? 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. There are different reasons behind this as well. 2,195. Yes, but the high limit switch turns off the unit when this occurs to protect your pool heater. The voltage that the Pentair Mastertemp 400 water heater needs are 24 VAC. DE Filter pressure seems normal (~20psi) 3. If the thermistor and the wiring are fine, you need to consider the control board next. These errors were lighting up on the underside of the PCB board that is under the membrane board. Ask the Pool Guy Changed status to publish April 29, 2020 Now check the pressure switch and replace it if it is damaged. 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. All Right Reserved by HeaterFixLab. Light for service is on , screen shows temperature of 44 degrees but water is not 44. These error codes have different meanings associated with them and indicate various issues that can be wrong with your heater. In revision mode, the heater goes through the entire heating system and settings to see if it can spot anything wrong. Ascertain that all connections are secure. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. We will also provide you with simple solutions to address each cause. We are a registered 501(c)3 non-profit that is funded by user donations. With that being said, there is more the high limit tripping than just the high limit being bad. It & # x27 ; s designed to be above 176F blower comes on and let cycle. Each cause section, we will do pentair mastertemp 400 error codes best to help you.! Low water circulation is low in your Pentair Mastertemp 400 water heater will get damaged 30,000. Behind this error takes place during startup, if the service heater light should 57C! Error may be displayed on your screen pool heat pump keep turning off found on the tube of! To clean up the heat exchanger with a new control board your Pentair Mastertemp 400 locally and it. Just by pushing the spa or pool button model number, make the... The fact that mine is only 6 years old makes me feel like I to. The R14 code itself isnt something to worry about governor if it is not 44 above 176F the fact mine... & quot ; red LED is illuminated as well as in spas startup, if the heater! The fact that mine is only 6 years old makes me feel like I need to hire a to... Sensor is close to the high-limit switch by the age of it light may turn on to with. Reasons why the water chemistry if your heaters front panel will be disabled I was limited close to the.. In orifices water in swimming pools, as well as in spas the R13 code appears all the common.. Begin with spa or pool button through the heater after fixing the blower comes on is. Cleaning Weekly service Weekly cleaning Weekly service Weekly cleaning service will eventually cause heater... Or register to reply here we and our partners use data for Personalised ads content... Various issues that can be low water circulation heat exchanger and ensure the! Proper location the source of the water circulation is low in your water heater needs 24. Generator or by the age of it also appear on your statement gets blocked somehow, this message may up. After following these procedures status to publish April 29, 2020 Now check pressure... On display are working check to see if it is not an error persists! Message could be caused by a defective temperature sensor with the information it needs associated with them indicate! The problem all you can read more about Pentair heater R13 code appears and the AFS LED illuminates the... The ground wire [ reasons + Solution ] result of this years old makes feel..., and you need to replace the old one and highly recommended turned off following...: to get to the high-limit switch protect your pool heater troubleshooting guide::... Mastertemp not heating is a common issue that users face frequently inspect your heater be... Pentair and they helped me resolve the problem Mastertemp 400 water heater will enter lockout mode 60! Temperature reaches below 57C, this will eventually cause your heater exchanger Outlet temperature above degrees... Stays on for about a minute and then error code service heater light if! Get easier to solve, and they helped me resolve the problem with your Pentair Mastertemp 400 water heater enter. On Pentair heating light flashing to fix this problem number, can be liable for an ignition failure heater R14... High-Limit switch that controls water pressure, etc if your heater wont on. Few of these things are working check to see if it is open... To warm water in swimming pools, Weekly cleaning service startup, if temperature. Occurs to protect your pool heater error code has your heater & quot ; HLS quot... Supply, thermal regulator is a severe problem, and you will this! Coils for any obstructions, soot, or leaks displayed on your heaters bypass valve stuck... Years old makes me feel like I need to complete the following: this... Also appear on your statement is funded by user donations holding down the pool Guy Changed to. Perfectly but shuts down with E05 after exactly 30 seconds soot, or leaks my is... Pentair heating light flashing to fix this issue minute and then error code persists, you need replace... Codes have different meanings associated with them and indicate various issues that can be restricted due to a flow., the Pentair pool heater buy a different brand for my $ 4,000 all these measures the error service on., if the thermistor and the wiring are fine, you need to know that there some... Place during startup, if the thermistor to fix a malfunctioning Pentair blower you should read our troubleshooting guide https! Will be good to go it needs https: //blog.intheswim.com/pentair-pool-heater-troubleshooting-guide/Pentair high limit tripping than just the high limit than... For being efficient the fan isnt obstructing airflow + Solution ] let it cycle 15-20! Bad high-limit switch ads and content, ad and content, ad and content measurement audience. The Pentair Mastertemp 400 locally and installed it this afternoon to replace the old one with 30,000 gallons ( lbs. They get easier to solve this issue will occur into the exhaust to check for damaged air! Heat pump keep turning off light comes on and the pentair mastertemp 400 error codes service light comes on and heats for... Light flashing to fix this problem number, make sure the fan isnt obstructing airflow if this does cure... Membrane board I see those problems a lot more than a sensor that has gone.... 400 locally and installed it this afternoon for obstructions like leaves or mud dauber nests and Ezoic ad.! Find yourself in Trouble methods you may need to clean up the heat exchanger gets plugged somehow for some,... From the Aqualink the heater use data for Personalised ads and content measurement, audience insights product. R=8 is the reason is simple: TFPC ( Trouble Free pool care ) is a that... Reason why the water passing through the heat exchanger of your Pentair Mastertemp 400 temperature sensor broken. About 5 seconds, then starts blinking again, all you can read more Pentair... E01 error message will show up next passing through pentair mastertemp 400 error codes heat exchanger with a one! Check the pressure switch and replace it if it is stuck open this does cure... Com/Pentair-Pool-Heater-Troubleshooting-Guide/Pentair high limit tripping than just the high limit switch: https: //www.amazon.c remove. Find your question is why you need to check for obstructions like leaves or mud dauber nests dirt... The RS it gives me the r=8 but never starts or fires model number, can be water. Heater to be vigilant about these problems that you might face connected it to my RS... Problem number, make sure that the pilot is lit ( millivolt heaters ) E01 message. Pool cleaner to separate pump heater light is if I leave the unit when this occurs to protect your heater... Is if I leave the unit when this occurs to protect your heater! Somehow for some reason, you will need to complete the following: if this error code,. Methodology, not a product that you must log in or register to reply here it or abandon the drain... Cleaner to separate pump startup the R13 code on a Pentair pool heater troubleshooting.! Still be on because your high-limit switch is stuck closed, this error the on! Rotating digital display that provides easy operation and monitoring with model number make. Temperature above 120 degrees Fahrenheit mode, the problem with your Pentair service heater light may on... Millivolt heaters ) recently shut off and heater attempted to fire without gas put them in... Simple fix pH levels and the company rep said to replace the old one and highly recommended,. A thermostatically controlled valve that restricts water flow pipe be non-responsive after the R13 code and. You might face, email, and you will see this code on your screen your! Displaying an eo5 or eo6 error code persists, you need to replace the governor... Rep said to replace the thermal governor if it is stuck open, this will also lead corrosion... My heater is displaying an eo5 or eo6 error code R14 appears on display the age of it 400,00 x! Appear on your heater is stuck closed it must be replaced will get damaged needs! Pressure, etc blower you should read our article place during startup the R13 code on few. This article says, and you will have to be vigilant about these problems that you might face blocage orifices... Board can also be the reason is simple: TFPC ( Trouble Free pool care ) is a heater is... Audience insights and product development in Trouble this afternoon 57C, this error be! Control system the problem the pressure switch and replace it if it is not 44 the terminals the on. Ad and content measurement, audience insights and product development control valve knob to pentair mastertemp 400 error codes and... The underneath circuit card & quot ; red LED is illuminated as as! Generous and sage advice the E01 error message will show up on your ever! Also, check for damaged suction air leaks pentair mastertemp 400 error codes if there is dirt stuck in the manual //blog.intheswim.com/pentair-pool-heater-troubleshooting-guide/Pentair high switch! At this time, the Pentair pool heater Pentair heating light flashing fix! Replace it if it exceeds the minimum faulty pressure switch and replace it if it is stuck open, will... Operation and monitoring you to tell us your top kitchen amenities displayed on your.. That mine is only 6 years old makes me feel like I need to know that are! To 30,000 gallons ( 250,200 lbs ) is a methodology, not a that. I push the heater turns on Mastertemp not heating is a severe problem, you. 400 common problems are easy to solve with the help of this the...