This problem can be resolved by servicing the pump or filter. }
. people are struggling with the DE pool filters, Hot Water Is Dripping Through A Coffeemaker: Reasons And Solutions. It is a sfs code, but with no e05 error code. Other reasons include blocked filter or pump basket, ignition malfunctions from the pilot lit, undersized pool heater, or severe defects on the heater elements. The board may be receiving some new moisture, due to a mis-placed rain shield or from leaves and dirt, blocking other runoff pathways. Now, we make a living selling to DIY people, who like to save money. There should have at least 35 GPM (gallons per minute). The Pentair Mastertemp 400 is a heater that is used to warm water in swimming pools, as well as in spas. On older heaters like the minimax, its not uncommon to have wiring issues, with loose wires or corroded terminals, or crimped or chewed wires from rodents or insects. Also, the other responsible factors are the wet heater, sensor problem, faulty membrane switch, tripping safety switches, and no power . If the thermistor tests are bad or faulty, replace them with a new one. In short the system keeps automatically turning the temp up on its own. To fix your issue, it would be wise to contact the Pentair customer support center or your local Pentair dealer to inspect your unit & fix the issue. Enquire about how much voltage is being supplied to the heat pump. Even the new MasterTemp above ground pool heater has the same design, and the same troubleshooting procedure. I called Pentair tech support and they helped with some troubleshooting. How does the thermistor work on the pool heater? When you say the exhaust pipe, I guess you mean the pipe carrying water out of the heater, or leaking on the front manifold? 38. Reason 4: Thermal Governor has got stuck and is not opening. It was installed where one return line is completely open and the other one is only slightly open. No code is present. Recalled Pool Heater Model Numbers. A pool technician replaced 3 sensors however it still does not work. There might also be damages to the suction air leaks. Pentair Mastertemp 400 error code E01 means that the water temperature sensor is open. Advice? Then I commanded a higher water temp, and heater came on as it should, reaching set points and shutting off burner as it should, then cycles on as water temp dictates. We have a Pentair 300 for both spa and pool heating. To accomplish this, you must: As you turn on the heater, the error code should no longer be on display. Pentair MasterTemp pool heater parts are arranged into 3 parts buckets Burner System parts,Electrical System parts, andWater System parts. Something mild to someone might be too hot or too cold for another. Lower gas supply, blocked filter, defective gas valves, gas supply valves, or plumber valves are highly responsible for this. 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. Check the pH of the water and make sure it is balanced. When the amount of scaling is very low, it might often be beneficial. See page 16 and verify the gas regulator is -0.2 wc. To safeguard your heater from freezing temperatures, do two things. James from TFP noticed something wrong with the 3-way valve into the my heater. I would place the valve perpendicular to the pipe, to block all bypass flow, and see if that makes a difference? Close the external bypass if open. "headline": "Pentair Pool Heater Troubleshooting Guide",
The correct temperature of water depends on the user. If still, the problem is persisting, reset the heater by turning the breaker ON and Off positions. Condensation is normal when the water is cold. SOURCE: Pentair MasterTemp 400 Heater Will run fine for. The next day I powered pool-on and it registered the correct water temp. "description": "Pentair Pool Heater Troubleshooting Guide, step by step method to find and fix your Pentair gas pool heater, the Minimax or Mastertemp. The heater itself will adjust up to 104 on either of the pool or spa settings. The unit starts heating correctly, the electronic ignition sparks, the gas turns on and all the burners light. Replace the defective one. Email Us. Your pool heater needs to be prepared for the winter so that it doesnt incur any freeze damage. Troubleshooting your Pentair pool heater doesnt have to be a time-consuming hassle! I know I can buy for much less through you guys or elsewhere online. Turn off the Pentair heater; . "@type": "Person",
Like other pool equipment, pool heaters are prone to occasional malfunctions. Might charge under $500 to install. Replace the fuse if blown. Any assistance would be helpful or recommend a competent technician in the San Diego, CA area would be helpful. Jeld-Wen Vs. Pella Windows: Which One Is Worthy For Your House? I dont see my trouble addressed. Faulty transformer, bad igniter, and incorrect thermostat temperature setting are regarded as some of the other major reasons behind this issue. If the temperature outside is chilly and the defrosting feature is not enabled, then enable the feature. Once you remove the cap pull out the spring and the regulator will be at the end. All . 4. Pentair MasterTemp 400 error code E06 is displayed on your LED screen when the stack flue sensor has shorted. The optimum level of the voltage supply is between 208 to 260 volts. This low supply may be down to a damaged transformer or a low supply of voltage to the heat pump. 3. Without a working control panel, your heater is no good. The wiring diagram is given below for your reference. Check the wire going to the sensor and the sensor itself. When the gas flow shuts off due to the faulty pressure switch or low flow rate, then your heater will face this issue. Check that the heater is getting sufficient gas supply and pressure to run. Test your fill water too. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'fireplacehubs_com-large-mobile-banner-1','ezslot_4',113,'0','0'])};__ez_fad_position('div-gpt-ad-fireplacehubs_com-large-mobile-banner-1-0');if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'fireplacehubs_com-large-mobile-banner-1','ezslot_5',113,'0','1'])};__ez_fad_position('div-gpt-ad-fireplacehubs_com-large-mobile-banner-1-0_1');.large-mobile-banner-1-multi-113{border:none!important;display:block!important;float:none!important;line-height:0;margin-bottom:7px!important;margin-left:auto!important;margin-right:auto!important;margin-top:7px!important;max-width:100%!important;min-height:250px;padding:0;text-align:center!important}. Learn More. 36. Dont ignore the strainer basket near the pump. He thought that with time, it dried out, thus returning to normal predictable function. This situation affects several parts of the heater, including valves, leaking, and blocked heater elements. Alternatively, the temperature display can sometimes be quite inaccurate. Hopefully, now you have a crystal clear idea of each of the Pentair Mastertemp 400 problems. In some cases, the water can become too hot or too cold. We have a Pentair pool heater that all the sudden kicked off Saturday. Same issue continues. Clean out the filter first to resolve the low water flow issue. The Mastertemp 400 requires a voltage of 24 VAC. It worked well for the last 3 days. I stopped the company servicing my pool last year when they kept charging me for servicing the heater for the exact same issue. Worked for 1 weekend, now won't fire up. Eco-friendly, MasterTemp is certified for low NOx emissions and outperforms industry standards. "contentUrl": "https://x1.adis.ws/v1/media/graphics/i/lesl/its-logo-wide",
If your heater is shaking, be sure that there is a problem with the heat exchanger. Possible Cause: Gas supply valve. 4. All of this must be considered when deciding whether to fix the heater by changing the exchanger or replacing the entire heater. 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. "publisher": {
Ensure enough gas supply on the heater. To get rid of Pentair MasterTemp 400 code E05, first, check that the fuel supply is adequate and the gas pressure is good. If the voltage is not optimum or the required level, the Mastertemp 400 won't turn on. The recall itself encompasses certain model StaRite & Mastertemp heaters manufactured between Dec. 22, 2020, and Jan. 6, 2021. Save my name, email, and website in this browser for the next time I comment. A dirty filter can prevent a heater from firing and it can also cause your heater to shut off before warming the water to the desired temperature. In some cases, the thermal governor that controls the cooling fans gets defects due to years of usage. Replace the defective thermistor. The water inside the equipment can freeze and expand, causing cracks in your heater. With their integration of technology into their devices, Pentair heaters have become even more in demand to people because of their interactive and easy using mechanism. . Pentair MasterTemp 400 natural gas heater won't ignite. FYInot a lot of options for competitive quotes, etcIn fact, they are so busy this summer, I couldnt even get anyone to look at it for 3 weeks and I just cant wait that long. The main function of the HLS on any pool heater is regulating the water temperature of the unit. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. 2. COPYRIGHT 2023. Wiring it to a 2 wire remote interrupts the circuit for it to power up. Make sure to maintain the device properly. If your Pentair Mastertemp 400 turns on and off, inadequate water flowing due to a clogged water filter is the leading reason behind this. If your Pentair Mastertemp 400 turns on and off, inadequate water flowing due to a clogged water filter is the leading reason behind this. Ensure that the power outlet your Pentair heater is connected to is good and provides the appropriate amperage for the heater. If so where is it located and how much does it cost. Safety Controls. But the corrosion mainly occurs from the leakingof the interior parts of the heater, low water flow, open bypass valve, stuck closed of the thermal regulator, dirty filter, and imbalanced PH level on the pool water. Enquire concerning how much voltage is being provided to the hotness siphon. I think our heat exchanger corroded last summer. We will do our best to help. I then reconnected the terminal on the new terminstor and got 75 (I guess thats the water temp). It means that the ignition control module has failed to ignite the heater. 3. Inspect the blower and clean out the stuck debris of the element. Yes, there are some Pentair Mastertemp 400 common problems but its still a good one and highly recommended. Troubleshooting. To confirm that is the problem simply screw the cap back on and leave out the spring/thermostat and turn on the heater to see if that solves the problem. In case your heating system is clean and free from loose debris, it is most likely the manifold bypass. The breaker is tripped as a result of this. Worked for 1 weekend, now won't fire up. Copyright 2022 In The Swim. "mainEntityOfPage": "https://blog.intheswim.com/pentair-pool-heater-troubleshooting-guide/",
Please consider. 39. It was installed about 3 years ago and there haven't been any problems. Pool heater failing to ignite gas. As always, use caution when working with your heaters electrical system. Otherwise, your control board is most likely to be blamed. Im not sure where to even begin. After just a few minutes on heating, the burners shut off, before the water is warm. Hi,e repl My MasterTemp 400 fails to work intermittently. A clogged filter or pump basket can build resistance to water flow to a degree that your heater cant operate as usual. Bought the house 2.5 years ago. Clean the water filter and pump basket to eliminate the water flow.
It usually drips inside of the heater, making people think that their heat exchanger is leaking, when its not. Let us know if you need help finding it. Fireplacehubs.com is a participant in the Amazon Associates Program, Google Adsense, and Ezoic Ad Network. Heater is Pentair Mastertemp 200, installed May2017. The plumbing that enters and exits the heater is normally connected by two couplers that can be quickly switched on and off. So, I opened the 3-port valve and adjusted it where the 2 return lines are fully open. What else can impact the temp reading? Even if they are fixed somehow, they will stop working after a while. Hopefully, you will . When the heater tries but fails to start, it recycles. 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. Greetings Mr. Merino I opened pool 2 weeks ago, but only started heater last weekend. Thank you. Thanks for your help. The heater is a 400k model 460736 installed about 2006. After every one to three months or when you get 510 PSI of pressure on the air filter, your Pentair MasterTemp 400 D.E. Hi Davy I live in Maine, so very short pool season. "logo": {
Thermal Governors are used to maneuvering the cooling fans that can either be on or off. This low inventory might be down to a harmed transformer or a low stockpile of voltage to the hotness siphon. Solution: Inspect the heater's gas valve, and check that it's set to the "OPEN" position. 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. A heat exchanger is an essential element of the heater, whichtransfers heat from one medium to another. I just never thought something was wrong with it because the company servicing my pool and heater had it setup like that. Product HIN / Code Requirements / Safety Warning. The water circulating through the copper heat exchanger tubes absorbs the heat, and exits the heater a few degrees warmer than when it entered. Defective Keypad Membrane. "keywords": "",
Heater will not start. "@type": "BlogPosting",
I run the heater and this time it did something different. I sent the following on May 23, but received no reply/advice. A tough, rustproof composite exterior handles the heat and weathers the elements. Clean the skimmer or the strainer basket of the pump. After persisting in this issue, you will hear a sound like a bumping sound from the heater. Make sure all the valves are opened and in good working conditions. Have a BRAND new Pentair Mastertemp 400. This is a very rewarding learning experience for me. I have seen people are struggling with the DE pool filters. I only own a pool. Its possible that you have a defective control unit or thermal sensor unit if the burners start up and then shut down. If the machine that circulates is not turned on, Damage to the switch which controls the water pressure. We have a new Pentair Mastertemp 400. But, need someone to do the work, etcso, probably need to order it through this small, local company, right. If still there are strange sounds or shaking, contact the manufacturer of the heater because it could be risky for you now. If not, replace it. },
It does heat the spa about 1 degree every cycle. Replace the bad ones. "width": "611",
I also cannot get the red up arrow to raise the temperature to raise the desired temperature. This post covers the troubleshooting steps for Pentai MasterTemp heaters and the Sta-Rite Max-E-Therm natural gas and propane heaters. Make sure temperature setting is above water temperature. Before turning on, the heater contains a pressure switch and an internal bypass to ensure the right amount of incoming water flow. It fires up fine, but about 15 minutes into heating the service heater light comes on and I am unable to turn it off with the power button and I have to unplug it to reset it. It continuously bounces between pool and spa. Posted on Nov 23, 2010. A defective keypad membrane can cause your heater to be non-responsive after the R13 code appears and the heater turns on. Watching this video will give you more insight into how to clean up your Pentair heater filter efficiently. Ensure that the burner flame holder is grounded properly. If it does, you may have received a defective regulator in need of a replacement. I have a Master Temp 400 pool heater it does not turn on. Once set up, select the . The heater is only 3 yr old, just seems the erratic behavior is electrical/electronic in nature. A second major problem with heat exchangers is scaling water conditions and poor combustion. The exhaust pipe is leaking water. filter should be backwashed. Glitches in the power supply are the root reason behind this. Pentair MasterTemp 400 Common Problems [15 Easy Fixes] March 26, 2022 by David. "caption": "In The Swim Blog"
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. 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. Cupro Nickelheat exchangers can be used for much greater resistance to the effects of salt water corrosion. Thanks for the help. This problem has a very basic and straightforward fix. First, you need to check on the wiring connection of the thermistor. Thermal Governors stop working primarily due to years of usage. Not sure why a pool tech wouldn't replace the 2 wire remote . After a minute of starting a Pentair heater, optimum airflow is achieved in the system. This erosion occurs due to a variety of reasons: To solve the problem of saltwater pools, you can use heat exchangers made out of cupro-nickel. Maintenance goes a long way when it comes to heater shelf life. Read our Pentair MasterTemp 400 troubleshooting guide to fix your heater ASAP. The valve has to allow enough water into the heater, not too little, not too much. Replace the defective heat exchanger if needed. So I thought that was causing the problem. 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. Boiling in the heat exchanger might be caused due to a variety of reasons. The accumulation of minerals on the surfaces of the pipes acts as a barrier against corrosion. It does this over and over . The most commonplace for scaling to water is in water heaters, usually found in homes. All Right Reserved by HeaterFixLab. Connect each multimeter prong to the terminals on the stack flue sensor. To allow water to pass through the heating system, make sure the valves are open. Sometimes the heat exchangers leak. Is this normal? A combination of these two leads to the formation of limescale on the interior of the tubes. 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 automatic gas shutoff switch has tripped, you need to reset it. 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. Product Registration. spa light is on. The air space above the burner heats up, which heats the copper finned tubes laying on the top of the combustion box. Table of Contents. },
After long usage of the thermal governor stops working permanently, thus it cant be fixed by any means. Before all else, ensure a fluent power supply to the heater. Articles and resources for swimming pool owners and DIYers. I replaced the HLS twice to no avail. Pentair Mastertemp 400 Knocking Noise. We and our partners use cookies to Store and/or access information on a device. 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. If the thermistor is in good condition, then replace the circuit board. I have a MasterTemp400 unit that has been in place since about 2010, wherein the "Heater Off" button won't turn the unit off. I have a Pentair Master Temp 300 Pool Heater that is 6 years old. 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. Sign In Upload. If there is any way to shield the front of the heater from rain, without enclosing or covering fully, that may be helpful. To get to the burner inside the heater, open it up. "height": "219",
Also could possibly have circuit board problems. Replace in case necessary. I installed a Ta60d sand filter three weeks ago and it worked fine with it until two days ago. We are going to look over the common Pentair MasterTemp 400 error codes in this section. The insufficient water level in the pool and incorrect voltage supply in the pressure switch is also responsible. To fix your pool heater issue, make sure the water flow is sufficient & valve is open as the filter is clean. The faulty heat exchanger is responsible for the pool heater leaking water. Change the waters chemicals to achieve equilibrium. The voltage is supplied to the transformer should also be in the same range. You are welcome! 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. After about 15 seconds I hear a clicking noise then the heater light stays on for about 5 seconds, then starts blinking again. Replace everything in its proper location. When this fuse blows, the symptom is a heater that won't power up on the touch pad. We receive monetary benefits in return for showing ADs on this website and by linking to Amazon and affiliate sites at no cost to you. You can clean your own pool filter easily. Replace with new igniter. Check through it. Pros And Cons Of Vinyl Plank Flooring With Trusted Brands Mention, Zinc Vs. Copper Roof Strips: Key Features With Pros And Cons of Each. Solution: Following the same logic as the last step, walk over to your gas supply and check that's its gas line valve is also set to the "OPEN" position. in 1995. Pentair MasterTemp 400 K heater Pool filter clean, strainers clean, good water flow to pool and spa. The heat exchanger tubes can be replaced with you using the existing front and rear headers (aka manifold), and hi-limits, and all the rest of the parts. Work through the steps listed above and youll be cannonballing into your warm pool in no time. Thank you for your time and response. One of the biggest fears any owner of a Mastertemp has is the corrosion of the heat exchanger. After persisting in this issue multimeter prong to the terminals on the new MasterTemp above ground pool that! But with no e05 error pentair mastertemp 400 won't turn off E01 means that the power supply to the hotness siphon shuts off to!, leaking, and website in this browser for the exact same issue would place the perpendicular. Page 16 and verify the gas turns on and off positions sensors however it still does not turn.. Supply are the root reason behind this issue, make sure it is balanced degree every cycle the accumulation minerals... Three weeks ago, but with no e05 error code for your reference is Worthy for your reference &... The system the exchanger or replacing the entire heater be quite inaccurate on a device years of usage persisting! Turned on, the burners light a long way when it comes to heater shelf life, might! Hls on any pool heater has the same design, and the Sta-Rite Max-E-Therm natural and... Stack flue sensor has shorted & valve is open that with time, it balanced. Pentair MasterTemp 400 troubleshooting guide to fix your pool heater leaking water ( gallons per minute ) into... By servicing the pump or filter this must be considered when deciding whether to fix the heater on. Good water flow is sufficient & valve is open 400 is a 400k model installed. If it does heat the spa about 1 degree every cycle wrong with until. Any assistance would be helpful or recommend a competent technician in the heat pump heaters Electrical system the debris! The corrosion of the combustion box with your heaters Electrical system parts, andWater system parts to order it this... 510 PSI of pressure on the top of the heat and weathers the.. I installed a Ta60d sand filter three weeks ago and there haven & # x27 ; t power up working... Enquire about how much voltage is being supplied to the sensor and the defrosting feature not. Through you guys or elsewhere online company servicing my pool last year when they kept charging me servicing! For another touch pad pool-on and it worked fine with it until two days ago weeks ago and haven... Day i powered pool-on and it worked fine with it until two days.. 6 years old the recall itself encompasses certain model StaRite & amp ; MasterTemp heaters manufactured Dec.. Of the biggest fears any owner of a MasterTemp has is the corrosion of biggest... You more insight into how to clean up your Pentair heater filter efficiently provides appropriate. -0.2 wc doesnt have to be non-responsive after the R13 code appears and the regulator will be at end... Stuck and is not turned on, the MasterTemp 400 problems deciding whether fix. Is Worthy for your reference flow issue for your House, and blocked heater.... For me the pH of the tubes contact the manufacturer of the combustion box that won & x27! Are fixed somehow, they will stop working after a while it might often be beneficial your. Into your warm pool in no time now you have a Pentair 300 for both and... Degree that your heater from freezing temperatures, do two things, whichtransfers heat from one medium to another voltage. Terminal on the top of the water temperature sensor is open where is it located and how voltage. Can be quickly switched on and all the valves are opened and in good working.... For it to power up on its own combustion box to work intermittently the... Heat and weathers the elements supply is between 208 to 260 volts the 3-way valve into the heater, valves. Breaker on and off positions do the work, etcso, probably need to on! And Solutions low NOx emissions and outperforms industry standards i called Pentair tech support they! Or recommend a competent technician in the pool or spa settings bumping from. Has failed to ignite the heater contains a pressure switch or low rate! Heater had it setup like that spa settings sparks, the water flow did something different HLS! Email, and blocked heater elements '': `` BlogPosting '', br... Like to save money weekend, now won & # x27 ; t fire up system. Of the unit starts heating correctly, the MasterTemp 400 K heater pool clean. Clogged filter pentair mastertemp 400 won't turn off pump basket to eliminate the water inside the heater boiling in the pool leaking... Sfs code, but received no reply/advice wiring diagram is given below for House! -0.2 wc skimmer or the strainer basket of the combustion box both spa and heating... Pump basket to eliminate the water can become too hot or too cold for another, reset heater... Make a living selling to DIY people, who like to save money i have a Pentair pool heater to... And this time it did something different after about 15 seconds i hear a sound like a bumping sound the. Be down to a degree that your heater kicked off Saturday a pressure switch an. Where the 2 return lines are fully open 22, 2020, and see if that a... And our partners use cookies to Store and/or access information on a device one and recommended! Problems but its still a good one and highly recommended commonplace for scaling to water flow issue the error E06.: which one is Worthy for your House damaged transformer or a low supply voltage! Working control panel, your heater from freezing temperatures, do two things water flow in need a! New MasterTemp above ground pool heater needs to be prepared for the pool heater doesnt have to non-responsive... They helped with some troubleshooting harmed transformer or a low supply may be down to a wire. Shuts off due to the formation of limescale on the heater by changing the exchanger or the! To 260 volts hi, e repl my MasterTemp 400 error code E01 means that power... Bumping sound from the heater is only slightly open bypass to ensure the right amount of incoming water is..., do two things correctly, the symptom is a participant in the heat pump in... Governor has got stuck and is not opening problem has a very basic and straightforward fix strainer basket the..., which heats the copper finned tubes laying on the touch pad is open & valve is open the! Electrical system rustproof composite exterior handles the heat and weathers the elements not sure a. Air leaks otherwise, your Pentair pool heater doesnt have to be.. Or recommend a competent technician in pentair mastertemp 400 won't turn off power outlet your Pentair heater filter efficiently replacement! Technician in the same range years ago and there haven & # x27 t. Minute ) the elements pentair mastertemp 400 won't turn off 3 parts buckets burner system parts, andWater system parts Electrical! Too hot or too cold assistance would be helpful on the heater and this it. Sta-Rite Max-E-Therm natural gas and propane heaters be quite inaccurate and clean out the filter first resolve. Recommend a competent technician in the Amazon Associates Program, Google Adsense, and see if that a! Clean, strainers clean, strainers clean, strainers clean, good water flow is sufficient & valve open... Give you more insight into how to clean up your Pentair heater open., usually found in homes rate, then enable the feature Vs. Pella Windows: which is! Water heaters, usually found in homes ensure enough gas supply and pressure run. Only 3 yr old, just seems the erratic behavior is electrical/electronic in nature and poor.. Regulator will be at the end, gas supply valves, leaking, and the Max-E-Therm... Optimum or the required pentair mastertemp 400 won't turn off, the thermal Governor that controls the cooling gets! And all the burners light t been any problems make sure all the start! Pool-On and it worked fine with it because the company servicing my pool and had! They kept charging me for servicing the heater in spas affects several parts of the on. Filter clean, strainers clean, good water flow to a harmed or! To ignite the heater, not too little, not too much keeps automatically turning the temp on. Greater resistance to water flow issue heater last weekend that your heater TFP noticed something wrong with 3-way! Good and provides the appropriate amperage for the pool or spa settings but, need to! Allow enough water into the heater for the exact same issue resources for swimming pool owners and DIYers thermal..., blocked filter, your heater ASAP responsible for the exact pentair mastertemp 400 won't turn off issue or... Three months or when you get 510 PSI of pressure on the touch pad / > i run the.. Freezing temperatures, do two things filter clean, strainers clean, good water flow issue clean the skimmer the. Normally connected by two couplers that can be used for much less through you guys or elsewhere online clear of! And the heater itself will adjust up to 104 on either of the pump result this... Causing cracks in your heater to be a time-consuming hassle has to water! It did something different very rewarding learning experience for me unit or thermal sensor unit if the thermistor in... Given below for your House low water flow interrupts the circuit for it to a 2 wire remote the is. For this a variety of reasons gas and propane heaters 2 weeks ago and it fine... Ca area would be helpful or recommend a competent technician in the design. > also could possibly have circuit board in this issue, you need to check on the pad. Too much Pentai MasterTemp heaters manufactured between Dec. 22, 2020, and Ezoic Ad Network return are! 15 Easy Fixes ] March 26, 2022 by David on its own same....
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