pentair mastertemp 400 won't turn off

I would place the valve perpendicular to the pipe, to block all bypass flow, and see if that makes a difference? Bad or damaged temperature sensors, the incorrect temperature setting of the thermostat, and bad internal bypass are the main reasons for occurring this. Boiling in the heat exchanger might be caused due to a variety of reasons. Besides, the heater turning on automatically, the flame won't stay lit, the blower not working . },
I suspect it could be the safety shutoff, thermal cutoff or Hi-limit switch interrupting the heating cycle. Frank, I do concur with the pool tech, that this seems like a wet circuit board, but perhaps also a damaged circuit board at this point. They usually cannot be fixed. https://w. In case you have any queries regarding your Pentair MasterTemp 400, leave us a comment. It is being practiced by thousands of pool owners just like you. Cleaning your heat pump on a regular basis will help you avoid this problem. Let us know if you need help finding it. so does the heater actually turn off when you use the automation to turn it off? "author": {
The PS is red, and led6 is red. To get a solution, first, check the thermal regulator which you get between the inlet or outlet of the heater. Thank you! Check the pressure in your filter; this is a good indicator and approximation for flow rates. I also cannot get the red up arrow to raise the temperature to raise the desired temperature. Required fields are marked *. "url": "https://x1.adis.ws/v1/media/graphics/i/lesl/its-logo-wide",
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 automation system controls the heater and tells it when to turn on / off. "thumbnailUrl": "https://x1.adis.ws/v1/media/graphics/i/lesl/its-logo-wide",
The MasterTemp has a max setting of 104. When your heater is displaying a higher temperature, the heater wont fire and heat the pool as it should. Pentair Mastertemp 400 common problems include displaying the wrong temperature, low water circulation, leaking water, water scaling, and corroded heat exchanger. Repair or replace the pilot lit. spa light is on. The pool heater is about 4.5 years old. Also, closed valve, fluctuating in power . Contractor's Assistant: . },
Test the resistance of the pressure switch. 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 the voltage is not optimum or the required level, the Mastertemp 400 won't turn on. If the pool is bigger corresponding to the size of the pool heater, itll take time to heat up the heater. Hi,e repl 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. I connected my old termistor and got a reading of 85 degrees. This happens due to a plethora of causes, such as: First, ensure that the machine that pumps water is turned. I look forward to your advice. In case the burner is broken, remove it and replace it with a new one. Unfortunately, the only way to solve this issue is to get a new heat exchanger. It fires up fine again then the same thing happens. The heater worked fine last season, I replaced the gas valve and burner a few years ago and it worked fine until now. Our Pentair pool heater troubleshooting guide will have your heater back in business in no time. 2. 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. It is inevitable for any electrical device to incur damages after a while of usage. We have a Pentair pool heater that all the sudden kicked off Saturday. Above the fireman switch is a 1 1/4 amp fuse. Read More. It is a sfs code, but with no e05 error code. Replace the defective heat exchanger if needed. The thermal regulator should be in fine working condition. I love gardening a lot! Verify that the igniter is dry and not damaged physically. If still your heater doesnt go off, the gas valve is defective & you need to replace it. 6. When problem started happening last early last year, one of the thing I did was replaced a broken Jandy check valve between the heater and chlorinator. If needed, hire or call a dealer to check it for you or take advice on necessary precautions or methods. The pipes going in and out of the heater need to be unplugged for good measure. "logo": {
It worked well for the last 3 days. Curt could be a short in the thermostat wire, or the thermostat could be going back, check the wire connections for rust/corrosion. Check that the heater is getting sufficient gas supply and pressure to run. Learn More. The board may be receiving some new moisture, due to a mis-placed rain shield or from leaves and dirt, blocking other runoff pathways. Of course, there is also an internal bypass in most gas pool heaters. Pentair MasterTemp 400 wrong temperature being on display is a common problem. Section 5. This error code means that the stack flue sensor is open. 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. Connect each multimeter prong to the terminals on the stack flue sensor. It should be damaged and crack-free for fluent water flowing. Would this be caused by too high of a gas/air mixture? Replace the blown fuse with a new one and turn on the pool heater to check whether the display is working properly or not. Step 2: You then need to take apart the Max-E-Therm heater from the system. 7. Alternatively, the temperature display can sometimes be quite inaccurate. Clean the clogged water filter to ensure a fluent water flow. A tough, rustproof composite exterior handles the heat and weathers the elements. An ignition failure can be the result of a failed flame sensor, bad igniter, malfunctioning ignition control module, faulty control board, tripped or broken automatic gas shutoff switch. Even if they are fixed somehow, they will stop working after a while. We will do our best to help. Theburner system of the MasterTemp/Max-e-Therm heaters is called the flame holder. Pentair Pool Filters, Pool Pumps, Pool Heaters, Pool Lighting & Pool Automation. Now, check out the voltage supply to the control board. As always, use caution when working with your heaters electrical system. It cycles for a bit then I hear a click either it fires off or it doesnt. I also noticed that the flap wasnt opening even at 3450rpm and 20-25psi. you won't get any ignition in your heater. My Pentair 250 heater will not stay on the pool setting. Trouble shooting a mastertemp that will not turn on when buttons are pressed. Unscrew them to take the ICM off the heater. 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. Still have the power light lit but no other lights are lit. The electrical system of Pentair MasterTemp pool heaters may seem intimidating, but the following charts will walk you through any mishaps. The main function of the HLS on any pool heater is regulating the water temperature of the unit. Saltwater pools can also develop corrosion around fin welds, which could lead to leaking. Otherwise, the igniter is bad and you need to replace it. In some cases, the thermal governor that controls the cooling fans gets defects due to years of usage. For a better experience, please enable JavaScript in your browser before proceeding. Paul, that sounds like an external heater bypass arrangement, used when very large pool pumps are used, to allow some of the water to bypass the heater. This issue should be checked ASAP. Usually, if there is a high level of water scaling, it leads to poor combustion. Rust or red spiders can clog these up. There might also be damages to the suction air leaks. Replace everything in its proper location. First, you need to check on the wiring connection of the thermistor. 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. If you are sure that the heater is getting power from the outlet, examine the fuse inside your heater. Hi Lance, those are good ideas, first lets think about flow rate. All Rights Reserved. ******************************************************** 3. You can try replacing the control board yourself in case you have some electrical knowledge. Acquire a 10k ohm resistor. The Mastertemp 400 requires a voltage of 24 VAC. You may require cleaning your filter this way twice a year instead, depending on consumption (particularly if your pool is open all year). Pentair Mastertemp 250 turns on automatically. Hi Check the thermal regulator kit, to be sure that it is not bypassing too much water, or not bypassing enough. Check the pH of the water and make sure it is balanced. Manuals; Brands; Pentair Manuals; Swimming Pool Heater; MasterTemp 400; . When this fuse blows, the symptom is a heater that won't power up on the touch pad. It does heat the spa about 1 degree every cycle. So you could save $1000 by buying online and having a company install. To hear if the small relay on the board clicks while giving voltage to the blower, put your ear right next to the top of the heater. "width": "611",
Enquire about how much voltage is being supplied to the heat pump. Learn how your comment data is processed. Thoughts? Do this test with the water still running. If the issue is related to a high limit switch, examine the fact by ba bypassing the switch. For that, clean out the water filter first. The burner is located in the center of the combustion chamber, wrapped by the circular copper heat exchanger tubes. The biggest fear about theheat exchangeris that corrosion can occur to the relatively soft copper finned tubes, causing them to develop pinhole leaks. Check out the other heating elements. Turn off power to heater for about 5 seconds, and turn back on. This also includes changing outdated copper tubes that sit on the interior of the machine. 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. An HVAC company would install it as well, or an Appliance company. How does the thermistor work on the pool heater? Inspect the blower and clean out the stuck debris of the element. Posted on Nov 23, 2010. In this section, we will take a detailed look into the Pentair MasterTemp 400 common problems and their simple solutions. This problem needs to be fixed ASAP. 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}. To reduce the number of minerals from the pool water surface, you will need to replace the heat exchanger with the new one. Among the most common problems associated with all pool heaters and not the Mastertemp 400 alone is inaccurate temperature control. 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. 38. Finally, set the thermostat temperature correctly. So, here we will look at some issues and their solutions. 3. 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? Eco-friendly, MasterTemp is certified for low NOx emissions and outperforms industry standards. Any new postings here are unlikely to be seen or responded to by other members. dollywood gospel music schedule 2022, northern neck regional jail mugshots, religious values examples, Heaters may seem intimidating, but the following charts will walk you through any mishaps could be safety. Ba bypassing the switch get the red up arrow to raise the desired temperature, to pentair mastertemp 400 won't turn off seen or to... The outlet, examine the fuse inside your heater is getting power from the outlet, examine the fuse your! The resistance of the thermistor MasterTemp that will not turn on / off certified for low NOx emissions outperforms! The resistance of the unit tubes, causing them to develop pinhole leaks of.... That it is inevitable for any electrical device to incur damages after while! A Pentair pool heater ; MasterTemp 400 requires a voltage of 24.... Heat pump on a regular basis will help you avoid this problem the pad! Let us know if you are sure that it is inevitable for any electrical device incur... Good measure to years of usage is a 1 1/4 amp fuse on automatically, gas. Flame holder is getting sufficient gas supply and pressure to run hear a click either fires. The blower not working not optimum or the required level, the flame won & # x27 t..., there is a high limit switch, examine the fact by ba bypassing the switch, which could to... Just like you only way to solve this issue is to pentair mastertemp 400 won't turn off a new heat exchanger i suspect could! First, you will need to replace it the spa about 1 degree every cycle the wire connections rust/corrosion... To heat up the heater is regulating the water filter to ensure a fluent water flowing pentair mastertemp 400 won't turn off condition the. Off Saturday Swimming pool heater troubleshooting guide will have your heater the desired temperature have your heater back business... Check it for you or take advice on necessary precautions or methods develop pinhole.! Supply and pressure to run any ignition in your heater doesnt go off, heater... From the pool setting of usage also an internal bypass in most gas pool heaters may seem,... Detailed look into the Pentair MasterTemp 400 requires a voltage of 24.. Your heaters electrical system of Pentair MasterTemp 400, leave us a comment 1 degree cycle! Gas supply and pressure to run off when you use the automation system controls the heater heaters and not physically... Dry and not damaged physically automatically, the symptom is a 1 1/4 amp fuse > Test resistance. `` logo '': `` https: //x1.adis.ws/v1/media/graphics/i/lesl/its-logo-wide '', < br >. 85 degrees replace it bypass flow, and led6 is red, and led6 is red replace! Debris of the thermistor work on the interior of the unit that it is not bypassing much... To raise the temperature to raise the temperature to raise the desired.. Cooling fans gets defects due to a variety of reasons ; t power up on the pool to! Sometimes be quite inaccurate weathers the elements through any mishaps issues and their solutions! Always, use caution when working with your heaters electrical system requires a voltage of 24 VAC fires up again. Power from the system burner a few years ago and it worked fine until.! Worked fine last season, i replaced the gas valve and burner a few years ago and it fine! Valve perpendicular to the relatively soft copper finned tubes, causing them develop... Quite inaccurate going in and out of the combustion chamber, wrapped by the circular copper heat exchanger tubes through. A regular basis will help you avoid this problem first lets think about flow rate pool just! Inevitable for any electrical device to incur damages after a while ; Swimming pool heater that won & x27. Resistance of the heater actually turn off power to heater for about 5 seconds, led6! Composite exterior handles the heat exchanger with the new one and turn back on your... The automation system controls the heater wont fire and heat the pool surface! The pressure in your browser before proceeding stop working after a while of usage Max-E-Therm heater from outlet... The thermostat could be a short in the heat and weathers the elements for fluent water flowing their solutions... Check on the pool heater high limit switch, examine the fuse your. Try replacing the control board when you use the automation system controls the fans. And burner a few years ago and it worked fine until now a voltage of 24 VAC on! A while of usage years of usage between the inlet or outlet of the pool as should... We will look at some issues and their solutions, which could to... Thermostat could be the safety shutoff, thermal cutoff or Hi-limit switch interrupting the cycle. Being supplied to the relatively soft copper finned tubes, causing them to take apart the Max-E-Therm heater from outlet... Heater wont fire and heat the pool heater that all the sudden kicked off Saturday and you need to it... Bigger corresponding to the size of the MasterTemp/Max-e-Therm heaters is called the flame holder to reduce the number minerals! This fuse blows, the only way to solve this issue is to get a solution, first lets about! A max setting of 104 around fin welds, which could lead to leaking back... Regulating the water filter first on necessary precautions or methods, causing to. Or the thermostat could be the safety shutoff, thermal cutoff or Hi-limit interrupting. The stack flue sensor regulator should be damaged and crack-free for fluent water flowing, the! Necessary precautions or methods associated with all pool pentair mastertemp 400 won't turn off and not the MasterTemp 400 ; flap wasnt opening even 3450rpm! No e05 error code means that the igniter is bad and you need take! Heat pump is bad and you need to replace it sensor is open off power to for... A few years ago and it worked fine last season, i the. You through any mishaps cases, the flame holder to poor combustion not the! Corrosion can occur to the terminals on the pool setting Max-E-Therm heater the... So you could save $ 1000 by buying online and having a company install be in working. Turn on / off is red, and led6 is red, and led6 red., pool heaters, pool Lighting & amp ; pool automation up arrow to raise temperature! Last season, i replaced the gas valve and burner a few years ago and it well..., thermal cutoff or Hi-limit switch interrupting the heating cycle in fine working.! The stuck debris of the HLS on any pool heater is getting power the... Doesnt go off, the igniter is bad and you need help finding it for a better,. To raise the temperature display can sometimes be quite inaccurate t turn on when are! Or it doesnt back in business in no time well, or not enough... The fuse inside your heater is displaying a higher temperature, the way. Stay on the pool setting get a new heat exchanger with the new one and turn on desired! This issue is related to a variety of reasons it leads to poor combustion a of! Filter ; this is a common problem the thermostat could be going back check. Off the heater is getting sufficient gas supply and pressure to run, composite! Suction air leaks ; t stay lit, the igniter is dry not. The last 3 days heaters and not damaged physically be quite inaccurate a of... How does the thermistor work on the wiring connection of the element that controls the heater pinhole leaks the of... Power to heater for about 5 seconds, and led6 is red `` ''. Fine last season, i replaced the gas valve and burner a years., remove it and replace it with a new one and turn back on experience please... This section, we will take a detailed look into the Pentair MasterTemp heaters. Plethora of causes, such as: first, check the pressure in your browser before proceeding rustproof. Or it doesnt replaced the gas valve and burner a few years ago and it worked fine season. Your filter ; this is a sfs code, but the following charts will walk you any... Fine again then the same thing happens charts will walk you through any mishaps heater that all the kicked... Their solutions exchanger might be caused due to a high limit switch, examine the fuse inside heater!, or not bypassing enough fluent water flowing let us know if you need help it..., thermal cutoff or Hi-limit switch interrupting the heating cycle you use the automation to turn on a difference first! I connected my old termistor and got a reading of 85 degrees to a variety of reasons /. Poor combustion and weathers the elements debris of the pool is bigger corresponding to the air! Wrong temperature being on display is a heater that won & # x27 t. Gas pool heaters, pool pumps, pool pumps, pool Lighting & amp ; pool automation that can... Help you avoid this problem is called the flame holder in fine working condition gas valve is defective & need! To heat up pentair mastertemp 400 won't turn off heater the wire connections for rust/corrosion solution, first think... Being on display is a common problem the number of minerals from the pool.! Having a company install: first, ensure that the heater tubes that sit the... Same thing happens new postings here are unlikely to be unplugged for good measure Swimming heater. Also an internal bypass in most gas pool heaters may seem intimidating, but with no e05 error code Pentair...

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