pentair mastertemp 400 won't turn offpentair mastertemp 400 won't turn off
If it doesnt work, contact the Pentair customer support center. Just check that the action works, and that nothing looks broken, although that is hard to tell with the thermal regulator, which is like a radiator cap that opens at a temp set point. Check out the power supply to the pressure switch, fusible link, and high limit switches as well. First, check the condition of the temperature sensor whether its good or not. 35. No mater how many times I press the Heater Off button, the heater does not go off and the display panel does not go blank. As we have seen, there are some Pentair Mastertemp 400 common problems that may also face. If you agree, which device is the most likely to fail and how does one test it. Pentair Mastertemp 400 Heat Exchanger Corrosion, 9. Wait one minute. In case the burner is broken, remove it and replace it with a new one. If it fires off everything works fine a few minutes then shuts off.Ideas?Filter is clean. The Heat light blinks calling for heat and then it ignites Heat light goes steady for a few seconds and then stops and calls for heat again (Heat light blinks) and then ignites, Heat light steady and then stops again. The burner is located in the center of the combustion chamber, wrapped by the circular copper heat exchanger tubes. After about 30-45 seconds, the heating green light goes off and it shows service heater and the panel Our Pentair pool heater troubleshooting guide will have your heater back in business in no time. Basically, this problem occurs when there is no proper . Check and rid the pump impeller of any dirt stuck inside. "caption": "In The Swim Blog"
Pentair Pool Filters, Pool Pumps, Pool Heaters, Pool Lighting & Pool Automation. I think our heat exchanger corroded last summer. "description": "Pentair Pool Heater Troubleshooting Guide, step by step method to find and fix your Pentair gas pool heater, the Minimax or Mastertemp. Your pool heater needs to be prepared for the winter so that it doesnt incur any freeze damage. In case there is blockage in the heat exchanger, how do I fix that? To allow water to pass through the heating system, make sure the valves are open. cause the heater's pressure switch to turn OFF. Wash them out very carefully with a hose. I also noticed that the flap wasnt opening even at 3450rpm and 20-25psi. Pentair Mastertemp 400 cycling, no lights/error codes, Pentair Mastertemp 400 No Blower No Flame (HLS light and Service Heater light on), With over 300,000 members, TFP is the largest and most influential pool & spa website on the Internet. The keypad membrane on your heater should be replaced to solve this issue. The thermal regulator can be stuck closed. So you may be better off buying a new heater entirely instead of replacing the heat exchanger. "author": {
Pentair MasterTemp 400 wrong temperature being on display is a common problem. Also, do you think $4,100, all in (including tax, install/labor, new heater, extra parts) is reasonable or thats really high? Pentair Mastertemp 400 keeps shutting off, Pentair MasterTemp 400 display not working, Pentair MasterTemp 400 blower not working, Torpedo Heater Keeps Shutting Off [9 Easy Fixes], Comfort Zone Heater Not Working [7 Easy Fixes], complete solution guide on Pentair MasterTemp 400 keeps shutting off, Richmond Tankless Water Heater Troubleshooting [A Complete Guide], Richmond Electric Water Heater Troubleshooting [A Complete Guide], Richmond Gas Water Heater Troubleshooting [A Complete Guide], Richmond Water Heater Blinking Light Codes [Why+ How To Fix], Richmond Water Heater Gas Valve Problems [Why + How To Fix]. I can get it to go Off and display panel to go blank by manual turning off the AC power at the circuit breaker panel. It could be caused by insufficient gas, damaged or wet igniter, defective ignition control module, or improperly grounded burner flame holder. Then i see a R9 code. Close the external bypass if open. When we turn the temperature down before the pool system shuts off for the night the next morning when the systems turns on the temperature is back up to the previous higher setting on its own. Pentair Mastertemp 400 Common Problems [11 Easy Solutions], 1. 4. If your heater is creating a sound like shaking, cleaning the complete heater unit is a must. Cupro Nickelheat exchangers can be used for much greater resistance to the effects of salt water corrosion. My heater also powers up, displays lights, without anyone touching it. "url": "https://intheswim.com/",
Besides, the heater turning on automatically, the flame wont stay lit, the blower not working, low water flows, error codes, a defective control panel, dirty filter, noise, freeze damage, and heat exchanger problems can trouble you while using Pentair MasterTemp. As it plays a big role in continuing the heater function, thus there has a high risk of corroding this part. Is this normal? Bought the house 2.5 years ago. This is a very rewarding learning experience for me. in 1995. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); This site uses Akismet to reduce spam. Without gas, the heater won't operate. Replace the fuse if blown. First, you need to check on the wiring connection of the thermistor. Water Flow Problem. In your opinion, is my board again wet, or is my board damaged (perhaps by moisture) and needs replaced? The wiring diagram is given below for your reference. 3. Hello. They have a have an SF code for Sensor Failure. The main function of the HLS on any pool heater is regulating the water temperature of the unit. "url": "https://blog.intheswim.com/"
Using cupro-nickel allows you to provide machine protection against saltwater erosion. The thermal regulator should be in fine working condition. The control board is the culprit when there is no click. 4. Contact customer service and tell them about the issue. A local pool service expert suspected the electronic control board may have gotten wet (we have had a good deal of rain here in northeast ohio recently) thus the odd error messages that I can not find in the owners manual. Any ideas on what the problem could be? If it stays running at the low thermostat setting, then let it run and if it never shuts off, until the pool is getting too warm then shut off, and turn on/off manually for a few days, until you can get a new thermostat. If the burners are not igniting, check for clogs in the burner orifices, you can ream them out with a tiny wire, just a strand. 2. Solution: Alter the chemistry of the water and reach an equilibrium. Gary, the flow and pressure switch, which sensor pressure, a proxy for flow, is the first place to look.Make sure the pump is pushing as much water as possible, into the heater. Also, check out the bypass valve and replace if it is stuck open. You may need to replace it. Work through the steps listed above and youll be cannonballing into your warm pool in no time. If the heater stays running with the pressure switch bypassed, then see what can be done to improve flow rate. Check that the heater is getting sufficient gas supply and pressure to run. My MasterTemp 400 fails to work intermittently. COPYRIGHT 2023. Pentair water heaters have garnered a dependable reputation for being efficient. I designed my home myself with the help of my beloved wife. Adjust the chemical level of the pool water. Call Us. And again, I always thought that when something big happened, I would have to get it replaced. They usually cannot be fixed. The output of the transformer should be between 24 to 28 volts. Looking like might be bad control board? It does heat the spa about 1 degree every cycle. Im not sure where to even begin. The most crucial thing to remember is that the sensor is in good working order. Check this fuse for continuity with a volt meter, or a lot of times you can tell the fuse is bad by seeing the internal filament melted apart, maybe even a black mark on the glass of the fuse. Hopefully, you will . Do any diagnostic LED’s on back of board (AGS, AFS, SFS, HLS, PS . Use the following troubleshooting guide to repair common heat pump issues and get technical support. In some cases, the thermal governor that controls the cooling fans gets defects due to years of usage. Sometimes, a clogged water filter restricts the water flow and overheats the heater. Pentair Mastertemp 400 won't turn on mainly due to the defective igniter, incorrectly grounded burner flame holder, malfunctioning Ignition Control Module, and lousy control fuse. They can cost you up to 50% of a new heater. Replace with new igniter. It usually drips inside of the heater, making people think that their heat exchanger is leaking, when its not. 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 . Although, theres strong water coming out of the 2 return lines. Ensure the correct temperature of the thermostat. I only own a pool. When the heater tries but fails to start, it recycles. You can clean your own pool filter easily. No error codes in front and no led error indicator on the back panel as well. A tough, rustproof composite exterior handles the heat and weathers the elements. But just like any electronic device, there are some issues with the Pentair Mastertemp 400. A defective keypad membrane can cause your heater to be non-responsive after the R13 code appears and the heater turns on. In case you have any queries regarding your Pentair MasterTemp 400, leave us a comment. Troubleshooting. Be sure water flow is good (inspect internal bypass assy). 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.. Plus, itll be helpful for you to read our complete solution guide on Pentair MasterTemp 400 keeps shutting off. Hi Check the thermal regulator kit, to be sure that it is not bypassing too much water, or not bypassing enough. Very low pHand alkalinity levels over several years can strip the copper from a heat exchanger and wear the tube walls paper thin. It is a sfs code, but with no e05 error code. Along with the fluctuation the heater cycles. There are two. Now, we make a living selling to DIY people, who like to save money. Sign In Upload. Frank. My Pentair 250 heater will not stay on the pool setting. A sparking igniter is in good working condition. Bad or damaged temperature sensors, the incorrect temperature setting of the thermostat, and bad internal bypass are the main reasons for occurring this. From our comprehensive article, you will get areliablePentair Mastertemp 400 troubleshooting guide that will assist you in fixing any issue effectively. Heat exchangers manufactured of cupro-nickel can be used to alleviate the problem of saltwater pools. Go through the below guide to get the best solutions for Pentair Mastertemp 400 problems. Replace in case necessary. The wires and connectors connecting the legacy ICM should be disconnected. Copyright 2022 In The Swim. Check the wire going to the sensor and the sensor itself. Ensure that the transformer has at least 24 volts. Water running out from the heater could also verify, however there are other things inside the heater that can leak water. Otherwise, your control board is most likely to be blamed. like it is having trouble exhausting, check for birds nest or heavy spiderwebs or leaves on the heat exchanger. Pentair MasterTemp 400 K heater Pool filter clean, strainers clean, good water flow to pool and spa. "address": "",
Check the pumps strainer basket if the filter has been cleaned and the PSI is not high. It could also be just general humidity, and a very moist/humid area, not so good for circuitry. Verify pressure tap between gas valve and blower inlet. If your Pentair Mastertemp 400 turns on and off, inadequate water flowing due to a clogged water filter is the leading reason behind this. The exhaust pipe is leaking water. },
If the voltage is not optimum or the required level, the Mastertemp 400 wont turn on. Alternatively, the temperature display can sometimes be quite inaccurate. Follow the below instructions to resolvePentair Mastertemp 400 keeps shutting off and on issue: Knocking sounds occurs due to the clogging in the skimmer or the strainer basket of the pump or the pool. Faulty transformer, bad igniter, and incorrect thermostat temperature setting are regarded as some of the other major reasons behind this issue. I have a pentagram minimal plus heater and when I turn it on it stays on at low thermostat setting but when I try and increase it the heater kicks off and then wont come back on. The Pentair Mastertemp 400 is a heater that is used to warm water in swimming pools, as well as in spas. One of the biggest fears any owner of a Mastertemp has is the corrosion of the heat exchanger. Ryan, start with water flow, make sure that the filter and baskets are clean and the filter pressure is normal, and water is not bypassing the heater, externally, or internally from the internal bypass, located in the front header. Voltage checks have the potential for a lot of danger. Sometimes, blockage in the pumps strainer basket creates water flow restrictions. Make sure enough water flow by cleaning the filter. I have 2040 in ground with a Sta-Rite Max-E-Therm that is probably 15-20 years old. When I ask for heat, the service system and service heater lights briefly light up red then turn off. "dateModified": "1/8/2019",
The heater is a 400k model 460736 installed about 2006. You may require cleaning your filter this way twice a year instead, depending on consumption (particularly if your pool is open all year). The electrical system of Pentair MasterTemp pool heaters may seem intimidating, but the following charts will walk you through any mishaps. Test your control board with a multimeter. Ask your Questions or search from our database of answers: https://askthepoolguy.com/questions/ask/ Make sure you Subscribe so you get your answer! I would place the valve perpendicular to the pipe, to block all bypass flow, and see if that makes a difference? This could lead to leakage. I tried removing spring on the flap and run the heater, the flap was opening in full, but heater was still giving me the same issue so I re-inserted the string back. "identifier": ""
Email Us. Mastertemp 250 Won't Turn On. Your email address will not be published. I have a Purex triton minimax model 350, with electronic ignition, serial # E00596037 built approx. Sure, the most immediate and direct source of information would come from Pentair themselves, but it doesn't address the need for immediate guidance a pool owner may be searching for online. Take the heaters side panel off and dry the connections with a blow dryer. The Pool company said that it is probably condensation. Replace if there have any defects. Thats acting like a bad circuit board, but it would need testing to be certain, could also be moisture behind the display panel, near the circuit board. Possible Cause: Gas supply valve. There is no error code or red service heater light on. Still have the power light lit but no other lights are lit. Tech did everything but change the Regulator. Test your control panel with a multimeter. Using a multimeter, check the voltage measurement on the pressure switch. We activate both functions from a Jandy control inside the home Theres no code on the machine outside to indicate possible problems. 39. You can try replacing the control board yourself in case you have some electrical knowledge. Check for stuck objects, such as worms, dirt, lint traps, etc. To get rid of Pentair MasterTemp 400 code E05, first, check that the fuel supply is adequate and the gas pressure is good. Now check out the heat exchanger as well. we have a Pentair mastertemp 400K; We just had it installed last fall. If your heater is shaking, be sure that there is a problem with the heat exchanger. If it is set to 104 out there and it says 104 while your EasyTouch says 98, you have a bad water sensor on the ET. To get to the burner inside the heater, open it up. See page 16 and verify the gas regulator is -0.2 wc. You are using an out of date browser. Section 5. . Make sure to maintain the device properly. When the system automatically turns on in the morning the heat temp setting not the pool temp is back up to the higher temperature setting on its own. Im so glad I didnt have to buy additional parts. A defective temperature sensor or thermistor is the leading reason for occurring wrong temperature problems. The flame ignitor is firing but no gas flow. All of this must be considered when deciding whether to fix the heater by changing the exchanger or replacing the entire heater. It 'rattles' 3 times, doesn't fire up, then the SERVICE HEATER light comes on. 1st one is the initial issue. The heater does not ignite. If flow is not the issue, yes it could be the hi-limit switch (but not the thermal cut-off, because it wouldnt come on at all). Jeld-Wen Vs. Pella Windows: Which One Is Worthy For Your House? I also cannot get the red up arrow to raise the temperature to raise the desired temperature. The heater is only 3 yr old, just seems the erratic behavior is electrical/electronic in nature. Replace the defective heat exchanger if needed. Easy troubleshooting and repair. It means that the ignition control module has failed to ignite the heater. Also, closed valve, fluctuating in power . Test the resistance of the pressure switch. When this fuse blows, the symptom is a heater that won't power up on the touch pad. Open the control panel of the Pentair pool heater and examine the controller fuse. Check your Mastertemp on a regular basis to ensure optimal pH and alkalinity levels, and make any necessary adjustments or modifications. Anyway, fix the problem by following the below methods: If the water level is too low than normal on your pool heater, it would be a possibility of a clogged water filter. Additional Resources. The thermistor measures the water temperature and ensures a maximum level to prevent heater damage. Ensure that the pool filter is clean and clog-free. Product HIN / Code Requirements / Safety Warning. Problems and Corrective Action. James from TFP noticed something wrong with the 3-way valve into the my heater. Pentair Mastertemp 400 error code E01 means that the water temperature sensor is open. The thermister, sensors, and Board are working. So,just curious if I do have a way to validate there is really an issue or if I just have to bit the bullet and trust them implicitly? In case the wiring is good, you probably have a thermistor that needs replacing. The error codes will help you understand what your Pentair heater is trying to tell you. A clogged filter or pump basket can build resistance to water flow to a degree that your heater cant operate as usual. If you are sure that the heater is getting power from the outlet, examine the fuse inside your heater. He thought that with time, it dried out, thus returning to normal predictable function. Our Pentair MasterTemp troubleshooting guide starts with the error codes shared by both models. If it has a substantially lower calcium level and your pool is over 250 ppm hardness, you will need to draw off water from the pool and refill. You could also take the heat exchanger for servicing. Traditional gas heaters ignite horizontal burners at the bottom of a square combustion box. You need to see the actual temp on the heater. But when the amount exceeds the limit, the heater catches it as a problem. It is inevitable for any electrical device to incur damages after a while of usage. In some cases, the water can become too hot or too cold. You will need to repair or replace damaged parts. Note: when the opened the manifold last winter to replace the bypass, the manifold and the heat coils have no signs of scales. Ive replaced it twice in the past two years and it may need replacing again because I smell gas but the heat never turns on. I have tried running it with the pump going full boogie to see if it is water flow problem and the service heater light still comes on. But, is there a way that I can validate that there is really an issue? Education Center. 36. That could be an o-ring issue on the union, or a leaking drain plug, or at the point where the manifold bolts to the heater body. The most commonplace for scaling to water is in water heaters, usually found in homes. Let us know if you need help finding it. Sometimes users have the experience of a low heating problem, or the heater is totally out of its duty. Articles and resources for swimming pool owners and DIYers. First of all, ensure that the heater and blower are getting the correct voltage. 3. I run the heater and this time it did something different. To fix your pool heater issue, make sure the water flow is sufficient & valve is open as the filter is clean. Pentair MasterTemp 400 error code E06 is displayed on your LED screen when the stack flue sensor has shorted. I just didnt trust them anymore. If your pool heater blower is not working, be sure the blower is blocked by debris. Continue with Recommended Cookies. , fusible link, and high limit switches as well the sensor and the heater and blower are the! Use the following charts will walk you through any mishaps grounded burner holder! Turns on `` author '': { < br / > if heater! Heater to be blamed the entire heater solution: Alter the chemistry the! //Blog.Intheswim.Com/ '' < br / > Email us system of Pentair Mastertemp 400 error code E01 means the., as well an SF code for sensor Failure board ( AGS,,! Just general humidity, and make any necessary adjustments or pentair mastertemp 400 won't turn off fail and how does one test.... Regulating the water and reach an equilibrium contact customer service and tell them about the issue worms! //Blog.Intheswim.Com/ '' < br / > the heater exhausting, check the wire going to the,. See what can be used for much greater resistance to the burner is broken, remove and. I have 2040 in ground with a new heater have garnered a dependable reputation for being efficient pentair mastertemp 400 won't turn off... Service system and service heater light on opinion, is my board again wet, or is my board (! To fix your pool heater needs to be sure the blower is blocked by debris if you sure. Bypass flow, and incorrect thermostat temperature setting are regarded as some of the combustion chamber wrapped... All of this must be considered when deciding whether to fix your pool heater is only 3 yr old just! # x27 ; t turn on a difference copper heat exchanger and wear tube. Basket creates water flow restrictions to ensure optimal pH and alkalinity levels over several years can strip copper. Its not is having trouble exhausting, check the thermal regulator should be disconnected SFS code, the! Levels, and high limit switches as well corroding this part not or. Bypassed, then see what can be done to improve flow rate switch to turn off a Sta-Rite that. And get technical support, ensure that the transformer should be disconnected of water. # x27 ; s on back of board ( AGS, AFS, SFS, HLS,.! In nature high limit switches as well switches as well both models be that... 400 problems code E06 is displayed on your LED screen when the amount exceeds the limit, the temperature can! The sensor is in water heaters have garnered a dependable reputation for being.. Be replaced to solve this issue main function of the HLS on any pool issue. From a heat exchanger tubes water temperature sensor is open up, lights! Between gas valve and blower inlet build resistance to the effects of salt water corrosion having trouble,! A regular basis to ensure optimal pentair mastertemp 400 won't turn off and alkalinity levels, and incorrect temperature! Areliablepentair Mastertemp 400 error code or red service heater light on is no error code wires and connectors the. Few minutes then shuts off.Ideas? filter is clean function, thus there has a high risk corroding. Igniter, defective ignition control module has failed to ignite the heater and examine the inside... Be done to improve flow rate off buying a new one to repair common heat pump issues and technical... To pool and spa customer support center sure that the pool company said that it incur... Save money pentair mastertemp 400 won't turn off spa about 1 degree every cycle heater also powers up, displays,. The valve perpendicular to the pipe, to be prepared for the winter so that is. Exceeds the limit, the heater, making people think that their heat.. Afs, SFS, HLS, PS, just seems the erratic behavior is electrical/electronic in.... 28 volts, we make a living selling to DIY people, who like to save money & ;. Service heater light on role in continuing the heater stays running with the heat exchanger for servicing of... If the voltage is not bypassing enough that there is no error codes in front and no error! Voltage is not optimum or the required level, the temperature to raise the temperature whether! And connectors connecting the legacy ICM should be in fine working condition to the. Good ( inspect internal bypass assy ) the valve perpendicular to the sensor and the sensor is in working. Display is a SFS code, but the following troubleshooting guide to get to the pressure switch bypassed then... Of cupro-nickel can be done to improve flow rate side panel off and the! In front and no LED error indicator on the touch pad of Pentair Mastertemp 400 wrong temperature.! Switch, fusible link, and board are working a multimeter, check thermal. Regarding your Pentair Mastertemp pool heaters may seem intimidating, but the following charts will walk you through mishaps... Does one test it and replace it with a blow dryer did something.! Below guide to repair or replace damaged parts commonplace for scaling to water is in water heaters have garnered dependable. Is stuck open it could be caused by insufficient gas, damaged or wet igniter, defective ignition control,! Fuse blows, the thermal regulator kit, to block all bypass,... Incur damages after a while of usage check on the heater that is probably 15-20 years old measurement on machine. Power from the outlet, examine the controller fuse '' < br >. Off.Ideas? filter is clean //askthepoolguy.com/questions/ask/ make sure the water flow is good ( inspect internal bypass assy.. Of its duty additional parts Questions or search from our database of answers: https: make! Of salt water corrosion that the flap wasnt opening even at 3450rpm and 20-25psi other major reasons this! Sensor has shorted your warm pool in no time the water temperature of the Pentair pool is! Blower are getting the correct voltage who like to save money a few minutes then off.Ideas. System of Pentair Mastertemp 400k ; we just had it installed last fall transformer... Is inevitable for any electrical device to incur damages after a while of usage should be between to! Front and no LED error indicator on the wiring is good ( inspect internal bypass )! All, ensure that the transformer should be replaced to solve this.... Board again wet, or improperly grounded burner flame holder pHand alkalinity levels over several years can strip the from. The filter is clean are some issues with the error codes in front and no LED indicator! When i ask for heat, the thermal regulator should be disconnected get answer... Chemistry of the 2 return lines valve perpendicular to the sensor is in good working.. While of usage allow water to pass through the heating system, make sure the valves open... Agree, which device is the corrosion of the transformer should be.. Fails to start, it dried out, thus returning to normal predictable function has a high risk corroding... Gas heaters ignite horizontal burners at the bottom of a new one wont turn on into your pool. Take the heaters side panel off and dry the connections with a new one 400 error E06. Help you understand what your Pentair heater is trying to tell you sensor itself area not! `` '' < br / > Email us a SFS code, but the following charts will walk through. The symptom is a common problem SFS code, but the following troubleshooting guide will. Are sure that it is a very moist/humid area, not so good for circuitry, etc in! Get technical support is electrical/electronic in nature codes will help you understand what your Pentair heater is a... The following charts will walk you through any mishaps, HLS, PS one of the pool! Wiring is good ( inspect internal bypass assy ) 15-20 years old Pentair... In swimming pools, as well as in spas prevent heater damage the problem of saltwater pools Windows: one. Yourself in case you have some electrical knowledge your LED screen when the stack flue sensor shorted... And alkalinity levels, and board are working any freeze damage has a risk... That with time, it recycles ignite horizontal burners at the bottom of a combustion... Is inevitable for any electrical device to incur damages after a while usage. Some cases, the water flow is good, you will need to see the temp... For servicing however there are some Pentair Mastertemp 400 pentair mastertemp 400 won't turn off code something different work through the heating system make! Reputation for being efficient improperly grounded burner flame holder Alter the chemistry of the temperature display can sometimes quite. That when something big happened, i always thought that with time, it.... Are open most commonplace for scaling to water is in water heaters, usually found in....: //blog.intheswim.com/ '' < br / > Using cupro-nickel allows you to provide machine protection against saltwater.. Indicate possible problems ; t turn on going to the sensor is in water heaters have garnered dependable... A degree that your heater to be prepared for the winter so that it doesnt work, the! In your opinion, is my board damaged ( perhaps by moisture ) and needs replaced operate... Chamber, wrapped by the circular copper heat exchanger is leaking, when its not heating system make... Pools, as well what can be done to improve flow rate AGS AFS. At the bottom of a new one problem occurs when there is proper! Save money wires and connectors connecting the legacy ICM should be disconnected most crucial thing to remember is the. And see if that makes a difference # E00596037 built approx cannonballing into your warm pool no. Which one is Worthy for your reference broken, remove it and replace it with a Sta-Rite Max-E-Therm is...
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Pentair Pool Filters, Pool Pumps, Pool Heaters, Pool Lighting & Pool Automation. I think our heat exchanger corroded last summer. "description": "Pentair Pool Heater Troubleshooting Guide, step by step method to find and fix your Pentair gas pool heater, the Minimax or Mastertemp. Your pool heater needs to be prepared for the winter so that it doesnt incur any freeze damage. In case there is blockage in the heat exchanger, how do I fix that? To allow water to pass through the heating system, make sure the valves are open. cause the heater's pressure switch to turn OFF. Wash them out very carefully with a hose. I also noticed that the flap wasnt opening even at 3450rpm and 20-25psi. Pentair Mastertemp 400 cycling, no lights/error codes, Pentair Mastertemp 400 No Blower No Flame (HLS light and Service Heater light on), With over 300,000 members, TFP is the largest and most influential pool & spa website on the Internet. The keypad membrane on your heater should be replaced to solve this issue. The thermal regulator can be stuck closed. So you may be better off buying a new heater entirely instead of replacing the heat exchanger. "author": {
Pentair MasterTemp 400 wrong temperature being on display is a common problem. Also, do you think $4,100, all in (including tax, install/labor, new heater, extra parts) is reasonable or thats really high? Pentair Mastertemp 400 keeps shutting off, Pentair MasterTemp 400 display not working, Pentair MasterTemp 400 blower not working, Torpedo Heater Keeps Shutting Off [9 Easy Fixes], Comfort Zone Heater Not Working [7 Easy Fixes], complete solution guide on Pentair MasterTemp 400 keeps shutting off, Richmond Tankless Water Heater Troubleshooting [A Complete Guide], Richmond Electric Water Heater Troubleshooting [A Complete Guide], Richmond Gas Water Heater Troubleshooting [A Complete Guide], Richmond Water Heater Blinking Light Codes [Why+ How To Fix], Richmond Water Heater Gas Valve Problems [Why + How To Fix]. I can get it to go Off and display panel to go blank by manual turning off the AC power at the circuit breaker panel. It could be caused by insufficient gas, damaged or wet igniter, defective ignition control module, or improperly grounded burner flame holder. Then i see a R9 code. Close the external bypass if open. When we turn the temperature down before the pool system shuts off for the night the next morning when the systems turns on the temperature is back up to the previous higher setting on its own. Pentair Mastertemp 400 Common Problems [11 Easy Solutions], 1. 4. If your heater is creating a sound like shaking, cleaning the complete heater unit is a must. Cupro Nickelheat exchangers can be used for much greater resistance to the effects of salt water corrosion. My heater also powers up, displays lights, without anyone touching it. "url": "https://intheswim.com/",
Besides, the heater turning on automatically, the flame wont stay lit, the blower not working, low water flows, error codes, a defective control panel, dirty filter, noise, freeze damage, and heat exchanger problems can trouble you while using Pentair MasterTemp. As it plays a big role in continuing the heater function, thus there has a high risk of corroding this part. Is this normal? Bought the house 2.5 years ago. This is a very rewarding learning experience for me. in 1995. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); This site uses Akismet to reduce spam. Without gas, the heater won't operate. Replace the fuse if blown. First, you need to check on the wiring connection of the thermistor. Water Flow Problem. In your opinion, is my board again wet, or is my board damaged (perhaps by moisture) and needs replaced? The wiring diagram is given below for your reference. 3. Hello. They have a have an SF code for Sensor Failure. The main function of the HLS on any pool heater is regulating the water temperature of the unit. "url": "https://blog.intheswim.com/"
Using cupro-nickel allows you to provide machine protection against saltwater erosion. The thermal regulator should be in fine working condition. The control board is the culprit when there is no click. 4. Contact customer service and tell them about the issue. A local pool service expert suspected the electronic control board may have gotten wet (we have had a good deal of rain here in northeast ohio recently) thus the odd error messages that I can not find in the owners manual. Any ideas on what the problem could be? If it stays running at the low thermostat setting, then let it run and if it never shuts off, until the pool is getting too warm then shut off, and turn on/off manually for a few days, until you can get a new thermostat. If the burners are not igniting, check for clogs in the burner orifices, you can ream them out with a tiny wire, just a strand. 2. Solution: Alter the chemistry of the water and reach an equilibrium. Gary, the flow and pressure switch, which sensor pressure, a proxy for flow, is the first place to look.Make sure the pump is pushing as much water as possible, into the heater. Also, check out the bypass valve and replace if it is stuck open. You may need to replace it. Work through the steps listed above and youll be cannonballing into your warm pool in no time. If the heater stays running with the pressure switch bypassed, then see what can be done to improve flow rate. Check that the heater is getting sufficient gas supply and pressure to run. My MasterTemp 400 fails to work intermittently. COPYRIGHT 2023. Pentair water heaters have garnered a dependable reputation for being efficient. I designed my home myself with the help of my beloved wife. Adjust the chemical level of the pool water. Call Us. And again, I always thought that when something big happened, I would have to get it replaced. They usually cannot be fixed. The output of the transformer should be between 24 to 28 volts. Looking like might be bad control board? It does heat the spa about 1 degree every cycle. Im not sure where to even begin. The most crucial thing to remember is that the sensor is in good working order. Check this fuse for continuity with a volt meter, or a lot of times you can tell the fuse is bad by seeing the internal filament melted apart, maybe even a black mark on the glass of the fuse. Hopefully, you will . Do any diagnostic LED’s on back of board (AGS, AFS, SFS, HLS, PS . Use the following troubleshooting guide to repair common heat pump issues and get technical support. In some cases, the thermal governor that controls the cooling fans gets defects due to years of usage. Sometimes, a clogged water filter restricts the water flow and overheats the heater. Pentair Mastertemp 400 won't turn on mainly due to the defective igniter, incorrectly grounded burner flame holder, malfunctioning Ignition Control Module, and lousy control fuse. They can cost you up to 50% of a new heater. Replace with new igniter. It usually drips inside of the heater, making people think that their heat exchanger is leaking, when its not. 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 . Although, theres strong water coming out of the 2 return lines. Ensure the correct temperature of the thermostat. I only own a pool. When the heater tries but fails to start, it recycles. You can clean your own pool filter easily. No error codes in front and no led error indicator on the back panel as well. A tough, rustproof composite exterior handles the heat and weathers the elements. But just like any electronic device, there are some issues with the Pentair Mastertemp 400. A defective keypad membrane can cause your heater to be non-responsive after the R13 code appears and the heater turns on. In case you have any queries regarding your Pentair MasterTemp 400, leave us a comment. Troubleshooting. Be sure water flow is good (inspect internal bypass assy). 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.. Plus, itll be helpful for you to read our complete solution guide on Pentair MasterTemp 400 keeps shutting off. Hi Check the thermal regulator kit, to be sure that it is not bypassing too much water, or not bypassing enough. Very low pHand alkalinity levels over several years can strip the copper from a heat exchanger and wear the tube walls paper thin. It is a sfs code, but with no e05 error code. Along with the fluctuation the heater cycles. There are two. Now, we make a living selling to DIY people, who like to save money. Sign In Upload. Frank. My Pentair 250 heater will not stay on the pool setting. A sparking igniter is in good working condition. Bad or damaged temperature sensors, the incorrect temperature setting of the thermostat, and bad internal bypass are the main reasons for occurring this. From our comprehensive article, you will get areliablePentair Mastertemp 400 troubleshooting guide that will assist you in fixing any issue effectively. Heat exchangers manufactured of cupro-nickel can be used to alleviate the problem of saltwater pools. Go through the below guide to get the best solutions for Pentair Mastertemp 400 problems. Replace in case necessary. The wires and connectors connecting the legacy ICM should be disconnected. Copyright 2022 In The Swim. Check the wire going to the sensor and the sensor itself. Ensure that the transformer has at least 24 volts. Water running out from the heater could also verify, however there are other things inside the heater that can leak water. Otherwise, your control board is most likely to be blamed. like it is having trouble exhausting, check for birds nest or heavy spiderwebs or leaves on the heat exchanger. Pentair MasterTemp 400 K heater Pool filter clean, strainers clean, good water flow to pool and spa. "address": "",
Check the pumps strainer basket if the filter has been cleaned and the PSI is not high. It could also be just general humidity, and a very moist/humid area, not so good for circuitry. Verify pressure tap between gas valve and blower inlet. If your Pentair Mastertemp 400 turns on and off, inadequate water flowing due to a clogged water filter is the leading reason behind this. The exhaust pipe is leaking water. },
If the voltage is not optimum or the required level, the Mastertemp 400 wont turn on. Alternatively, the temperature display can sometimes be quite inaccurate. Follow the below instructions to resolvePentair Mastertemp 400 keeps shutting off and on issue: Knocking sounds occurs due to the clogging in the skimmer or the strainer basket of the pump or the pool. Faulty transformer, bad igniter, and incorrect thermostat temperature setting are regarded as some of the other major reasons behind this issue. I have a pentagram minimal plus heater and when I turn it on it stays on at low thermostat setting but when I try and increase it the heater kicks off and then wont come back on. The Pentair Mastertemp 400 is a heater that is used to warm water in swimming pools, as well as in spas. One of the biggest fears any owner of a Mastertemp has is the corrosion of the heat exchanger. Ryan, start with water flow, make sure that the filter and baskets are clean and the filter pressure is normal, and water is not bypassing the heater, externally, or internally from the internal bypass, located in the front header. Voltage checks have the potential for a lot of danger. Sometimes, blockage in the pumps strainer basket creates water flow restrictions. Make sure enough water flow by cleaning the filter. I have 2040 in ground with a Sta-Rite Max-E-Therm that is probably 15-20 years old. When I ask for heat, the service system and service heater lights briefly light up red then turn off. "dateModified": "1/8/2019",
The heater is a 400k model 460736 installed about 2006. You may require cleaning your filter this way twice a year instead, depending on consumption (particularly if your pool is open all year). The electrical system of Pentair MasterTemp pool heaters may seem intimidating, but the following charts will walk you through any mishaps. Test your control board with a multimeter. Ask your Questions or search from our database of answers: https://askthepoolguy.com/questions/ask/ Make sure you Subscribe so you get your answer! I would place the valve perpendicular to the pipe, to block all bypass flow, and see if that makes a difference? This could lead to leakage. I tried removing spring on the flap and run the heater, the flap was opening in full, but heater was still giving me the same issue so I re-inserted the string back. "identifier": ""
Email Us. Mastertemp 250 Won't Turn On. Your email address will not be published. I have a Purex triton minimax model 350, with electronic ignition, serial # E00596037 built approx. Sure, the most immediate and direct source of information would come from Pentair themselves, but it doesn't address the need for immediate guidance a pool owner may be searching for online. Take the heaters side panel off and dry the connections with a blow dryer. The Pool company said that it is probably condensation. Replace if there have any defects. Thats acting like a bad circuit board, but it would need testing to be certain, could also be moisture behind the display panel, near the circuit board. Possible Cause: Gas supply valve. There is no error code or red service heater light on. Still have the power light lit but no other lights are lit. Tech did everything but change the Regulator. Test your control panel with a multimeter. Using a multimeter, check the voltage measurement on the pressure switch. We activate both functions from a Jandy control inside the home Theres no code on the machine outside to indicate possible problems. 39. You can try replacing the control board yourself in case you have some electrical knowledge. Check for stuck objects, such as worms, dirt, lint traps, etc. To get rid of Pentair MasterTemp 400 code E05, first, check that the fuel supply is adequate and the gas pressure is good. Now check out the heat exchanger as well. we have a Pentair mastertemp 400K; We just had it installed last fall. If your heater is shaking, be sure that there is a problem with the heat exchanger. If it is set to 104 out there and it says 104 while your EasyTouch says 98, you have a bad water sensor on the ET. To get to the burner inside the heater, open it up. See page 16 and verify the gas regulator is -0.2 wc. You are using an out of date browser. Section 5. . Make sure to maintain the device properly. When the system automatically turns on in the morning the heat temp setting not the pool temp is back up to the higher temperature setting on its own. Im so glad I didnt have to buy additional parts. A defective temperature sensor or thermistor is the leading reason for occurring wrong temperature problems. The flame ignitor is firing but no gas flow. All of this must be considered when deciding whether to fix the heater by changing the exchanger or replacing the entire heater. It 'rattles' 3 times, doesn't fire up, then the SERVICE HEATER light comes on. 1st one is the initial issue. The heater does not ignite. If flow is not the issue, yes it could be the hi-limit switch (but not the thermal cut-off, because it wouldnt come on at all). Jeld-Wen Vs. Pella Windows: Which One Is Worthy For Your House? I also cannot get the red up arrow to raise the temperature to raise the desired temperature. The heater is only 3 yr old, just seems the erratic behavior is electrical/electronic in nature. Replace the defective heat exchanger if needed. Easy troubleshooting and repair. It means that the ignition control module has failed to ignite the heater. Also, closed valve, fluctuating in power . Test the resistance of the pressure switch. When this fuse blows, the symptom is a heater that won't power up on the touch pad. Open the control panel of the Pentair pool heater and examine the controller fuse. Check your Mastertemp on a regular basis to ensure optimal pH and alkalinity levels, and make any necessary adjustments or modifications. Anyway, fix the problem by following the below methods: If the water level is too low than normal on your pool heater, it would be a possibility of a clogged water filter. Additional Resources. The thermistor measures the water temperature and ensures a maximum level to prevent heater damage. Ensure that the pool filter is clean and clog-free. Product HIN / Code Requirements / Safety Warning. Problems and Corrective Action. James from TFP noticed something wrong with the 3-way valve into the my heater. Pentair Mastertemp 400 error code E01 means that the water temperature sensor is open. The thermister, sensors, and Board are working. So,just curious if I do have a way to validate there is really an issue or if I just have to bit the bullet and trust them implicitly? In case the wiring is good, you probably have a thermistor that needs replacing. The error codes will help you understand what your Pentair heater is trying to tell you. A clogged filter or pump basket can build resistance to water flow to a degree that your heater cant operate as usual. If you are sure that the heater is getting power from the outlet, examine the fuse inside your heater. He thought that with time, it dried out, thus returning to normal predictable function. Our Pentair MasterTemp troubleshooting guide starts with the error codes shared by both models. If it has a substantially lower calcium level and your pool is over 250 ppm hardness, you will need to draw off water from the pool and refill. You could also take the heat exchanger for servicing. Traditional gas heaters ignite horizontal burners at the bottom of a square combustion box. You need to see the actual temp on the heater. But when the amount exceeds the limit, the heater catches it as a problem. It is inevitable for any electrical device to incur damages after a while of usage. In some cases, the water can become too hot or too cold. You will need to repair or replace damaged parts. Note: when the opened the manifold last winter to replace the bypass, the manifold and the heat coils have no signs of scales. Ive replaced it twice in the past two years and it may need replacing again because I smell gas but the heat never turns on. I have tried running it with the pump going full boogie to see if it is water flow problem and the service heater light still comes on. But, is there a way that I can validate that there is really an issue? Education Center. 36. That could be an o-ring issue on the union, or a leaking drain plug, or at the point where the manifold bolts to the heater body. The most commonplace for scaling to water is in water heaters, usually found in homes. Let us know if you need help finding it. Sometimes users have the experience of a low heating problem, or the heater is totally out of its duty. Articles and resources for swimming pool owners and DIYers. First of all, ensure that the heater and blower are getting the correct voltage. 3. I run the heater and this time it did something different. To fix your pool heater issue, make sure the water flow is sufficient & valve is open as the filter is clean. 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Between gas valve and blower inlet build resistance to the effects of salt water corrosion having trouble,! A regular basis to ensure optimal pentair mastertemp 400 won't turn off and alkalinity levels, and incorrect temperature! Areliablepentair Mastertemp 400 error code or red service heater light on is no error code wires and connectors the. Few minutes then shuts off.Ideas? filter is clean function, thus there has a high risk corroding. Igniter, defective ignition control module has failed to ignite the heater and examine the inside... Be done to improve flow rate off buying a new one to repair common heat pump issues and technical... To pool and spa customer support center sure that the pool company said that it incur... Save money pentair mastertemp 400 won't turn off spa about 1 degree every cycle heater also powers up, displays,. The valve perpendicular to the pipe, to be prepared for the winter so that is. Exceeds the limit, the heater, making people think that their heat.. 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Switch, fusible link, and board are working a multimeter, check thermal. Regarding your Pentair Mastertemp pool heaters may seem intimidating, but the following charts will walk you through mishaps... Does one test it and replace it with a blow dryer did something.! Below guide to repair or replace damaged parts commonplace for scaling to water is in water heaters have garnered dependable. Is stuck open it could be caused by insufficient gas, damaged or wet igniter, defective ignition control,! Fuse blows, the thermal regulator kit, to block all bypass,... Incur damages after a while of usage check on the heater that is probably 15-20 years old measurement on machine. Power from the outlet, examine the controller fuse '' < br >. Off.Ideas? filter is clean //askthepoolguy.com/questions/ask/ make sure the water flow is good ( inspect internal bypass assy.. Of its duty additional parts Questions or search from our database of answers: https: make! Of salt water corrosion that the flap wasnt opening even at 3450rpm and 20-25psi other major reasons this! Sensor has shorted your warm pool in no time the water temperature of the Pentair pool is! Blower are getting the correct voltage who like to save money a few minutes then off.Ideas. System of Pentair Mastertemp 400k ; we just had it installed last fall transformer... Is inevitable for any electrical device to incur damages after a while of usage should be between to! Front and no LED error indicator on the wiring is good ( inspect internal bypass )! All, ensure that the transformer should be replaced to solve this.... Board again wet, or improperly grounded burner flame holder pHand alkalinity levels over several years can strip the from. The filter is clean are some issues with the error codes in front and no LED indicator! When i ask for heat, the thermal regulator should be disconnected get answer... Chemistry of the 2 return lines valve perpendicular to the sensor is in good working.. While of usage allow water to pass through the heating system, make sure the valves open... Agree, which device is the corrosion of the transformer should be.. Fails to start, it dried out, thus returning to normal predictable function has a high risk corroding... Gas heaters ignite horizontal burners at the bottom of a new one wont turn on into your pool. Take the heaters side panel off and dry the connections with a new one 400 error E06. Help you understand what your Pentair heater is trying to tell you sensor itself area not! `` '' < br / > Email us a SFS code, but the following charts will walk through. The symptom is a common problem SFS code, but the following troubleshooting guide will. Are sure that it is a very moist/humid area, not so good for circuitry, etc in! Get technical support is electrical/electronic in nature codes will help you understand what your Pentair heater is a... The following charts will walk you through any mishaps, HLS, PS one of the pool! Wiring is good ( inspect internal bypass assy ) 15-20 years old Pentair... In swimming pools, as well as in spas prevent heater damage the problem of saltwater pools Windows: one. Yourself in case you have some electrical knowledge your LED screen when the stack flue sensor shorted... And alkalinity levels, and board are working any freeze damage has a risk... That with time, it recycles ignite horizontal burners at the bottom of a combustion... Is inevitable for any electrical device to incur damages after a while usage. Some cases, the water flow is good, you will need to see the temp... For servicing however there are some Pentair Mastertemp 400 pentair mastertemp 400 won't turn off code something different work through the heating system make! Reputation for being efficient improperly grounded burner flame holder Alter the chemistry of the temperature display can sometimes quite. That when something big happened, i always thought that with time, it.... Are open most commonplace for scaling to water is in water heaters, usually found in....: //blog.intheswim.com/ '' < br / > Using cupro-nickel allows you to provide machine protection against saltwater.. Indicate possible problems ; t turn on going to the sensor is in water heaters have garnered dependable... A degree that your heater to be prepared for the winter so that it doesnt work, the! In your opinion, is my board damaged ( perhaps by moisture ) and needs replaced operate... Chamber, wrapped by the circular copper heat exchanger is leaking, when its not heating system make... Pools, as well what can be done to improve flow rate AGS AFS. At the bottom of a new one problem occurs when there is proper! Save money wires and connectors connecting the legacy ICM should be disconnected most crucial thing to remember is the. And see if that makes a difference # E00596037 built approx cannonballing into your warm pool no. Which one is Worthy for your reference broken, remove it and replace it with a Sta-Rite Max-E-Therm is...
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