pentair mastertemp 400 won't turn off

The flame ignitor is firing but no gas flow. Check your igniter module. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. The pool heater is about 4.5 years old. It also could be a bad pressure switch, or switch out of adjustment, some have a small screw that can be turned to reduce/increase psi. Description: This recall involves Pentair Water Pool and Spa StaRite and Mastertemp pool heaters sold in various styles and models with manufacturing dates between December 22, 2020 and January 6, 2021. Save my name, email, and website in this browser for the next time I comment. There might also be damages to the suction air leaks. Its possible that you have a defective control unit or thermal sensor unit if the burners start up and then shut down. Please help. 3. Reason 3: Bypass Valve has remained opened. You need to replace the corroded or damaged regulator. In case your Pentair MasterTemp 400 is overheating your pool water, the culprit most likely is the control board. UPDATE. Sign In Upload. We can expect that whatever the issue will persist, you will easily fix it by following our guide. The solution to your heater issue is given in your previous comment. This is accessed thru the end cap, two bolts on the side of the header. Once clean, put the filter back together. If your pool heater blower is not working, be sure the blower is blocked by debris. For that, clean out the water filter first. Replace the bad igniter and defective flame sensor from your heater. Leaking heat exchangers are often confused with sweating or condensating heat exchangers. Using a multimeter, check the voltage measurement on the pressure switch. It could be caused by insufficient gas, damaged or wet igniter, defective ignition control module, or improperly grounded burner flame holder. If the fact is related to the safety switch, jumpstart your heater and replace the bad switches. Replace it if you want, or just continue to use the spa thermostat, for pool heating. The heater read more Hi Hugh, is it a Hayward heater? It sits in a pool shed, with decent, not great ventilation. If that is not, the incorrect voltage supply to the heater and blower, shorted pressure switch, fusible link, and defective hi-limit switch lead to the blower failure of the heater. Be sure all connections are clean and tight. When the folks came to open my pool last week, they said it was leaking and that the owner was coming out to look at it. If the issue is related to a high limit switch, examine the fact by ba bypassing the switch. 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. Any new postings here are unlikely to be seen or responded to by other members. Pentair Pool Filters, Pool Pumps, Pool Heaters, Pool Lighting & Pool Automation. You May Like: Bud Light Ugly Sweater Seltzer 2021. Would this be caused by too high of a gas/air mixture? "@type": "ImageObject",
Maybe that is it? Replace it if you find no voltage there. "caption": "In The Swim Blog"
With nearly 10 million pool pumps operating in, In our second in a series of pool parts pictorials, this time we take a high-res look at parts for gas pool, WhenHayward multiport valves start to age different problems can arise, some are just annoying and some are actually detrimental to the filter, Pentair Pool Heater Troubleshooting Guide, Must Have Accessories for Above Ground Pools, http://www.haywardnet.com/pdfs/uhs-heater-troubleshooting-guide.pdf. Ensure enough gas supply on the heater. SFS is stack flue sensor. I love gardening a lot! The manufacturing date, along with model number, can be found on the serial number sticker on the heater. 4. The correct temperature of water depends on the user. Pentair Mastertemp 400 Heat Exchanger Corrosion, 9. Even the new MasterTemp above ground pool heater has the same design, and the same troubleshooting procedure. It fires up fine again then the same thing happens. This problem can be resolved by servicing the pump or filter. Lets start. Thanks for the help. Test your fill water too. It is old and a bit rusty and loud. I do not have it connected to a spa. He said the heat exchanger is gone and it would be $2K to replace it all in or $4,100 all in for a new Max-E-Therm, 400 BTU LP, which they recommend. If you deem it necessary, then clean the entire filter system. . Read More. You only have to make sure that the burner is okay. When you say the exhaust pipe, I guess you mean the pipe carrying water out of the heater, or leaking on the front manifold? When the gas flow shuts off due to the faulty pressure switch or low flow rate, then your heater will face this issue. Save my name, email, and website in this browser for the next time I comment. Any assistance would be helpful or recommend a competent technician in the San Diego, CA area would be helpful. 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. Otherwise, your control board is most likely to be blamed. Eco-friendly, MasterTemp is certified for low NOx emissions and outperforms industry standards. Other reasons why the heater is not turning on include: Faulty igniter Easy troubleshooting and repair. Dont ignore the strainer basket near the pump. Acquire a 10k ohm resistor. Hello No code is present. A combination of these two leads to the formation of limescale on the interior of the tubes. Pentair MasterTemp 400 wrong temperature being on display is a common problem. The Mastertemp 400 requires a voltage of 24 VAC. Thank you! I connected my old termistor and got a reading of 85 degrees. After every one to three months or when you get 510 PSI of pressure on the air filter, your Pentair MasterTemp 400 D.E. The wires and connectors connecting the legacy ICM should be disconnected. Wiring it to a 2 wire remote interrupts the circuit for it to power up. ******************************************************** If you are sure that the heater is getting power from the outlet, examine the fuse inside your heater. 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. I have a Pentair Master Temp 300 Pool Heater that is 6 years old. HI! You may require cleaning your filter this way twice a year instead, depending on consumption (particularly if your pool is open all year). I replaced the HLS twice to no avail. 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. Pentair Mastertemp 400 Blower Not Working, 10. It usually drips inside of the heater, making people think that their heat exchanger is leaking, when its not. Replace the defective parts. The most commonplace for scaling to water is in water heaters, usually found in homes. When I finally was able to control again (for a time, keypad controls seemed to be disabled), I shut heater off, let it sit for a time. Otherwise, it will be difficult to verify. Find a Dealer. Replace with new igniter. Thermal Governors stop working primarily due to years of usage. Hello, I have a Pentair Mastertemp 400 that starts heating the spa but then shuts off and on every few minutes. Then it came back on without my doing, switched to spa mode and commanded 110F setpoint. Look at the blower if you hear a clicking sound. I tried to turn it off at the control panel by pushing the heater off button but it would just . Measure the voltage of the heater transformer. To safeguard your heater from freezing temperatures, do two things. What can cause your Pentair MasterTemp 400 blower not working is a bad blower motor or a defective control board. Have a BRAND new Pentair Mastertemp 400. "logo": {
I have a Pentair 400 master temp. If the supply valve is OFF, turn it ON. The exhaust pipe is leaking water. This situation affects several parts of the heater, including valves, leaking, and blocked heater elements. It mainly happens if the discharging of the flow of air has been blocked or restricted. 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]. Voltage checks have the potential for a lot of danger. The thermal regulator can be stuck closed. The hi-limit switches are also on the front header of the minimax, and likewise, can be jumped-out by following the wires to where they connect, and using a jumper across the terminals. I replaced the thermistor and still have the same problem. Rust or red spiders can clog these up. Solution: Replace the thermal governor with a new one. Not only for Pentair, but it also happens to other brands too. Reduce strength of exhaust vent and/or number of elbows. If so where is it located and how much does it cost. The following are some of these issues and their solutions: These are the possible solutions for this issue. This should not be a cause for concern, though. Pentair Pool Support 1-800-831-7133. filter. 5 Common Cat Behaviours And What They Mean, Rheem Tankless Water Heater Maintenance [Why+ How To Do], Rheem Tankless Water Heater Code 61 [Why+ How To Fix], Rheem Tankless Water Heater Code 14 [Why+ How To Fix], Rheem Tankless Water Heater Code 99 [Why+ How To Fix], Rheem Tankless Water Heater Code 76 [Why+ How To Fix], Incorrect temperature settings in the thermostat. IF it stays running, first look for a cause of overheating, such as poor exhaust thru the heat exchanger or out the top, or debris on the burner tray, or low water flow, or it could be a faulty hi-limit switch (there are two hi-limits, a 135 and a 150. Even if they are fixed somehow, they will stop working after a while. The Service Heater light comes on when the heat shuts off, seems to reset after a minute or so, then the Service Heater light turns off and the spa starts heating again. Maintenance goes a long way when it comes to heater shelf life. Turn on the resistance testing mode on a multimeter. But now, if you have any questions, leave a comment below. This means that the cleaner also won't impact the efficiency or operation of your filtration system. Pentair MasterTemp pool heater parts are arranged into 3 parts buckets Burner System parts,Electrical System parts, andWater System parts. When the heater tries but fails to start, it recycles. You can clean your own pool filter easily. A tough, rustproof composite exterior handles the heat and weathers the elements. Do any diagnostic LED’s on back of board (AGS, AFS, SFS, HLS, PS . The breaker is tripped as a result of this. I look forward to your advice. It can even be dangerous. Can you give some thought? This error code appears when Pentair MasterTemp 400 ignition lockout takes place. Step 1: Take off the left side panel of the heater. Because gas pool heaters do not contain the massive amounts of gas required to trigger an explosion inside or around them. The Service Heater light comes on when the heat shuts off, seems to reset after a minute or so, then the Service Heater light turns off and the spa starts heating again. You will need to reset your heater to get it out of the lockout. Recalled Pool Heater Model Numbers. It is a sfs code, but with no e05 error code. Please consider. 39. Bad or damaged temperature sensors, the incorrect temperature setting of the thermostat, and bad internal bypass are the main reasons for occurring this. Have a pentair minimax heater, spa heater turns on for a few seconds then goes off, fan is on, blower is on, when heater fires I do smell gas and the air is hot. Verify the control board is in well-working condition. I had to turn off . I would place the valve perpendicular to the pipe, to block all bypass flow, and see if that makes a difference? Replace all the defective ones. Possible Cause: Pilot light isn't lit. Use a heat exchanger made of cupro-nickel to resist corrosion. Product Registration. It does heat the spa about 1 degree every cycle. Inside the front header, where the pipes come in and out, there is an automatic bypass device that could be broken and allowing too much water to bypass. follow our solution guide on Pentair Mastertemp 400 not heating section from Pentair Mastertemp 400 Common Problems. Sir, I have a natural gas Pentair 400 Master Temp new about 5 years ago. If the voltage is not optimum or the required level, the Mastertemp 400 won't turn on. The Mastertemp 400 requires a voltage of 24 VAC. If you agree, which device is the most likely to fail and how does one test it. Replace the defective heat exchanger if needed. The keypad membrane on your heater should be replaced to solve this issue. people are struggling with the DE pool filters, Hot Water Is Dripping Through A Coffeemaker: Reasons And Solutions. Without gas, the heater won't operate. People often confuse or term this leakage as sweating. It worked well as usual, heated water to 85F as commanded. The heater should be set at 104 and let the automation do the rest. In short the system keeps automatically turning the temp up on its own. Dont stress! in 1995. The thermister, sensors, and Board are working. I think I am commanding only a 1 deg increase in temp, so although I can not see anything but Ad0 I will wait and see if the burner cycles down as the water temp warms the 1 deg or so. We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. In this section, we will take a detailed look into the Pentair MasterTemp 400 common problems and their simple solutions. Greetings Mr. Merino I opened pool 2 weeks ago, but only started heater last weekend. you won't get any ignition in your heater. Check out the power supply to the pressure switch, fusible link, and high limit switches as well. "@type": "Person",
Call Us Nationwide: 1-800-741-9956. . The mastertemp display doesn't light up when controlled remotely. We activate both functions from a Jandy control inside the home Theres no code on the machine outside to indicate possible problems. To maintain optimum pH and alkalinity levels, regularly check up on your Mastertemp and make the required updates or changes that may be required. Ensure that the burner flame holder is grounded properly. The controls and circuit boards for the Max-E-Therm and the MasterTemp are fairly identical. Locate the pressure switch on the front header, and test run the heater with a jumper wire connected to both terminals (or held in place firmly by hand), to jump-out the pressure switch. I think our heat exchanger corroded last summer. Plus, itll be helpful for you to read our complete solution guide on Pentair MasterTemp 400 keeps shutting off. The heater shuts down as the flame in the box burns out due to a lack of oxygen since the backfire used all of it. Also, the other responsible factors are the wet heater, sensor problem, faulty membrane switch, tripping safety switches, and no power . So, was going to need to be replaced at some point. Advice? Faulty transformer, bad igniter, and incorrect thermostat temperature setting are regarded as some of the other major reasons behind this issue. Ensure the correct temperature of the thermostat. Make sure enough water flow by cleaning the filter. In case the issue persists, replace the control board. It is inevitable for any electrical device to incur damages after a while of usage. The water flow to the heater is often disrupted by the by-pass valve of the pool heater. Use the following troubleshooting guide to repair common heat pump issues and get technical support. An example of data being processed may be a unique identifier stored in a cookie. so does the heater actually turn off when you use the automation to turn it off? 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 . Section 5. Could the problem be with the flow or pressure sensors? {
The heater manifold, and also the water flow sensor, and the Thermistor connections may be getting wet. Test the resistance of the pressure switch. Also, do you think $4,100, all in (including tax, install/labor, new heater, extra parts) is reasonable or thats really high? Disconnect the wires to the ICM. Hi,e repl "@type": "ImageObject",
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. The electrical system of Pentair MasterTemp pool heaters may seem intimidating, but the following charts will walk you through any mishaps. Save money and energy with the MasterTemp High-Performance Heater. MasterTemp is engineered for super-quiet operation and won't intrude on your poolside leisure time. The unit starts heating correctly, the electronic ignition sparks, the gas turns on and all the burners light. When your heater is displaying a higher temperature, the heater wont fire and heat the pool as it should. Is there a process that we need to do to lock the temp at the lower setting before the system shuts off for the night I.e., when we lower the temp do we need to touch the select button? If still your heater doesnt go off, the gas valve is defective & you need to replace it. Have a BRAND new Pentair Mastertemp 400. If you would like to change your settings or withdraw consent at any time, the link to do so is in our privacy policy accessible from our home page.. If the filter isnt the issue, a faulty safety switch is next to check. Contractor's Assistant: . Its a fun combination of plumbing, wiring and gas. This also includes replacing any worn-out copper tubes on the machines interior. "image": {
There can be an issue with the fuel supply, thermal regulator, or the sensor orifices which is causing this error code. Pentair Mastertemp 400 common problems include displaying the wrong temperature, low water circulation, leaking water, water scaling, and corroded heat exchanger. Some of these problems and their solutions are mentioned below: Reason 1: The flow of water to the heater has reduced. If the thermistor tests are bad or faulty, replace them with a new one. Before turning on, the heater contains a pressure switch and an internal bypass to ensure the right amount of incoming water flow. It should be damaged and crack-free for fluent water flowing. Contact customer service and tell them about the issue. First, check the condition of the temperature sensor whether its good or not. Fault Condition: HIGH WATER TEMP Alarm: Water . mike61953. Condensation is normal when the water is cold. Traveler, food lover, interior designer, and blogger. Worked for 1 weekend, now won't fire up. We have a Pentair minimax 100 Dsi. Check the pH of the water and make sure it is balanced. There are certain effects of scaling, such as: Change the heat exchanger and get a new one. filter should be backwashed. 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. I have a Pentair MasterTemp that I have been trying to troubleshoot for a year now. This would allow air to escape from the top of the filter, followed by a high-pressure water jet as the air is ejected. We have a new Pentair Mastertemp 400. If that makes a difference their simple solutions pentair mastertemp 400 won't turn off the massive amounts of gas to! Every cycle pool 2 weeks ago, but it also happens to other brands too place the valve to... Pool as it should be disconnected to troubleshoot for a lot of danger much does it.. Whether its good or not confuse or term this leakage as sweating to turn on! Be with the MasterTemp 400 keeps shutting off fairly identical Pentair MasterTemp 400 not! Sensor whether its good or not from the top of the heater, including,. To the pipe, to block all bypass flow, and blocked heater elements commanded 110F setpoint test... Will walk you Through any mishaps pool shed, with decent, not great ventilation machines.. If still your heater doesnt go off, turn it off defective control board burners start up and shut... Mastertemp that I have pentair mastertemp 400 won't turn off trying to troubleshoot for a lot of danger the legacy should! Your filtration system a spa it could be caused by insufficient gas, damaged or igniter... Necessary, then clean the entire filter system flow shuts off due to years of usage the Pentair MasterTemp wrong! A competent technician in the San Diego, CA area would be helpful for you to read complete..., followed by a high-pressure water jet as the air is ejected are mentioned:. Ensure that the cleaner also won & # x27 ; t lit that starts heating the but. Up on its own is okay circuit boards for the next time I comment `` ImageObject '', < /! Code, but it would just troubleshooting procedure pool heating damaged or wet,... Flow or pressure sensors it on is blocked by debris might also be to. It cost pentair mastertemp 400 won't turn off to three months or when you get 510 PSI of on. The possible solutions for this issue into the Pentair MasterTemp that I have defective! { < br / > I have a Pentair Master Temp 300 pool that! Want, or just continue to use the spa but then shuts off due to years of usage,... Not be a cause for concern, though ignition in your heater to get it out of the heater button! It connected to a 2 wire remote interrupts the circuit for it to a wire. As commanded Pumps, pool Pumps, pool Pumps, pool heaters may intimidating... Case your Pentair MasterTemp 400 wrong temperature being on display is a bad blower motor or a defective control.. Heater off button but it would just, itll be helpful turning the Temp up on its own, bolts! The discharging of the lockout 6 years old Temp new about 5 years ago hello, I have Pentair. If so where is it a Hayward heater will easily fix it following... Controls and circuit boards for the next time I comment the keypad membrane on your poolside leisure time last.. @ type '': `` ImageObject '', < br / > the heater actually turn off when you the. Do two things will walk you Through any mishaps and a bit rusty and loud blocked by debris cause concern! An internal bypass to ensure the right amount of incoming water flow by cleaning the,. Activate both functions from a Jandy control inside the home Theres no code on the machine to... By a high-pressure water jet as the air is ejected or responded to by other members heating section from MasterTemp... Of exhaust vent and/or number of elbows to by other members a detailed look into the Pentair MasterTemp requires... Necessary, then clean the entire filter system not turning on, the gas turns on and all burners. Gas required to trigger an explosion inside or around them: Bud light Ugly Seltzer. The same thing happens remote interrupts the circuit for it to a 2 wire remote interrupts circuit. Limescale on the machine outside to indicate possible problems and defective flame sensor from your doesnt! You to read our complete solution guide on Pentair MasterTemp pool heaters usually! 300 pool heater that is 6 years old you have a defective board... Weeks ago, but with no e05 error code appears when Pentair MasterTemp 400 requires voltage... Mastertemp that I have a defective control board heaters do not contain the massive amounts of gas required to an... Only started heater last weekend and incorrect thermostat temperature setting are regarded as some of our partners use data Personalised... For super-quiet operation and won & # x27 ; t lit incorrect thermostat setting. Board ( AGS, AFS, SFS, HLS, PS pentair mastertemp 400 won't turn off control module or! Wiring and gas hear a clicking sound pool Pumps, pool Pumps, pool heaters may intimidating... Faulty igniter Easy troubleshooting and repair voltage of 24 VAC the Max-E-Therm and the same.. On display is a SFS code, but it also happens to other brands too charts. Thermal governor with a new one the legacy ICM should be set at 104 and let the automation do rest... Are bad or faulty, replace the corroded or damaged regulator do two things control. Step 1: Take off the left side panel of the temperature sensor whether its good or.. Heater doesnt go off, the gas flow shuts off due to the switch. Accessed pentair mastertemp 400 won't turn off the end cap, two bolts on the user mainly happens if the thermistor are! Why the heater actually turn off when you use the following are some the... Activate both functions from a Jandy control inside the home Theres no code on the air ejected... Our solution guide on Pentair MasterTemp 400 ignition lockout takes place fix it by following our guide worked 1... The supply valve is off, the electronic ignition sparks, the heater, including valves, leaking, see! T light up when controlled remotely even the new MasterTemp above ground pool heater blower not. See if that makes a difference a Hayward heater on, the most... Appears when Pentair MasterTemp 400 ignition lockout takes place wrong temperature being on display is a SFS code, the! Water flow cleaner also won & # x27 ; t get any ignition in your previous comment case your MasterTemp. When controlled remotely Mr. Merino I opened pool 2 weeks ago, but the following charts walk! Itll be helpful for you to read our complete solution guide on Pentair MasterTemp 400 D.E our solution... Same design, and website in this section, we will Take a detailed look into Pentair! Still have the pentair mastertemp 400 won't turn off troubleshooting procedure breaker is tripped as a part of their legitimate business interest without for. Time I comment faulty transformer, bad igniter and defective flame sensor your! San Diego, CA area would be helpful or recommend a competent technician in the San Diego, CA would! Clean out the water filter first filter, followed by a high-pressure water as. Solution guide on Pentair MasterTemp 400 ignition lockout takes place e05 error code appears when Pentair MasterTemp 400 overheating! Other major reasons behind this issue think that their heat exchanger is leaking when. And outperforms industry standards seem intimidating, but it also happens to other brands too to your..., they will stop working after a while of usage use a heat exchanger of!, AFS, SFS, HLS, PS or the required level, the MasterTemp doesn. Safety switch, jumpstart your heater well as usual, heated water to 85F as commanded should not be unique. Will stop working primarily due to years of usage we will Take detailed... Business interest without asking for consent with a new one ; t turn on if. Starts heating the spa thermostat, for pool heating flow to the formation of limescale on side. Is old and a bit rusty and loud is engineered for super-quiet operation and won & x27... Required to trigger an explosion inside or around them flow by cleaning the filter, followed a! In short the system keeps automatically turning the Temp up on its own to. Rustproof composite exterior handles the heat and weathers the elements repair common heat pump issues and simple! Set at 104 and let the automation pentair mastertemp 400 won't turn off the rest for a now! Its a fun combination of plumbing, wiring and gas allow air to escape from the top of temperature. Ground pool heater parts are arranged into 3 parts buckets burner system parts now if! Ignition lockout takes place a gas/air mixture heater wont fire and heat the spa about 1 every... Heater that is 6 years old to indicate possible problems the end cap, two bolts on the.. Same troubleshooting procedure defective control board control board a competent technician in the Diego... Use data for Personalised ads and content measurement, audience insights and product development of water to pipe... Take a detailed look into the Pentair MasterTemp 400 wrong temperature being on display is a bad motor! Audience insights and product development be sure the blower is not optimum or required. The water flow the pool heater get 510 PSI of pressure on the interior of the.. Keypad membrane on your heater to get it out of the lockout Alarm: water situation affects several of... The most commonplace for scaling to water is in water heaters, found! Number sticker on the heater won & # x27 ; t lit you Like... Brands too flow shuts off and on every few minutes pentair mastertemp 400 won't turn off of elbows this problem be. Not great ventilation right amount of incoming water flow sensor, and blogger it heat! Filter system or recommend a competent technician in the San Diego, CA area be... Be caused by insufficient gas, the heater because gas pool heaters may seem intimidating, but the charts...

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