To accomplish this, you must: As you turn on the heater, the error code should no longer be on display. To fix your pool heater issue, check the gas valve removing the wire that runs between the thermostat & the gas valve. Im not sure where to even begin. Hi,e repl The wiring diagram is given below for your reference. You can also check it by seeing if it opens up when you put it in water above 120 degrees. If the supply valve is OFF, turn it ON. Ensure the correct temperature of the thermostat. I do not see a procedure for not being able to use the OFF button. And again, I always thought that when something big happened, I would have to get it replaced. Verify the control board is in well-working condition. The leak can be verified by you, if you lift the lid and inspect inside. Condensation is normal when the water is cold. Fireplacehubs.com is a participant in the Amazon Associates Program, Google Adsense, and Ezoic Ad Network. Any help would be greatly appreciated. You may be able to troubleshoot the thermostat, or bypass it with a jumper wire, to determine it has failed. You could also take the heat exchanger for servicing. View online or download Pentair MasterTemp 400 Brochure. Make sure temperature setting is above water temperature. Replace the defective parts. Using a multimeter, check the voltage measurement on the pressure switch. 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}. I have a Master Temp 400 pool heater it does not turn on. Hi Emma, your heater has two thermostats, for convenience, to keep one set to spa temp and one set to pool temp, so you dont have to go back and forth, and try to remember the exact setting each time. Assuming the voltage isn't ideal or the necessary level, the Mastertemp 400 won't turn on. When the condenser coil on your heat pump gets unclean, it needs to work more to provide equal amounts of heating as normal. "caption": "In The Swim Blog"
Ensure that the transformer has at least 24 volts. I let it run and the temp slowly went up from 74 to 77 in just an hour without stopping. 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. When I turn it on the blower comes on as well as the heater light starts blinking. "@type": "Organization",
If you agree, which device is the most likely to fail and how does one test it. When you switch on the heater and it runs through the 888, 128, R13, pay attention. You will need to repair or replace damaged parts. 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. Is the filter or baskets dirty, or impeller clogged? If not, replace it. ET Monday through Friday, or online at www.pentair.com and click on Products, then Pool . If your heater is creating a sound like shaking, cleaning the complete heater unit is a must. 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.. The PS is red, and led6 is red. Today I saw that the multiple error codes i noted above are back, and heater controls seemed to be disabled (it rained all day yesterday, but I could hear the heater cycling on and off yesterday as water temp dictated, though overnight it was damp and foggy). The heater manifold, and also the water flow sensor, and the Thermistor connections may be getting wet. Look for a short between the Thermistor and the control boards wiring. I would place the valve perpendicular to the pipe, to block all bypass flow, and see if that makes a difference? Call Us. Operating Control Panel. So you may be better off buying a new heater entirely instead of replacing the heat exchanger. The possibility of water chemistry issues like calcium buildup in the heat exchanger, low water flow, and faulty pressure switch can create strange sounds in your heater.To solve this sound issue, check through the below solutions. A circuit board controlled blower exhausts the heater, to maintain correct combustion and exhaust. When this fuse blows, the symptom is a heater that won't power up on the touch pad. This is a common problem that might come about due to the failure of the part known as the thermal governor. In case your Pentair MasterTemp 400 is overheating your pool water, the culprit most likely is the control board. Manage Settings The accuracy of the heater temperature display was increased as a result of this. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); This site uses Akismet to reduce spam. 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. Would there be any kind of lockout that would prevent the heater to go into "off" mode. You may need to replace it if you get it corroded. If the thermistor tests are bad or faulty, replace them with a new one. However, about 3 to 4 months ago it started turning itself on and heating the pool. 1st one is the initial issue. Once you remove the cap pull out the spring and the regulator will be at the end. Usually, if there is a high level of water scaling, it leads to poor combustion. Hi Peter, when he says the heat exchanger is shot, he must mean that the copper tubes are leaking water, caused by erosion and corrosion from high water pressure or low pH and alkalinity, over many years. The following are some of these issues and their solutions: These are the possible solutions for this issue. 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. },
Otherwise, it will be difficult to verify. Replace it if you find no voltage there. Step 2: You then need to take apart the Max-E-Therm heater from the system. Replace the defective heat exchanger if needed. This mistiming of temperature might indicate damages to the control board or thermistor. It worked well for the last 3 days. spa light is on. The Mastertemp 400 requires a voltage of 24 VAC. Here are the video links. The thermal regulator should be in fine working condition. It could be caused by insufficient gas, damaged or wet igniter, defective ignition control module, or improperly grounded burner flame holder. When the amount of scaling is very low, it might often be beneficial. You can try replacing the control board yourself in case you have some electrical knowledge. From our comprehensive article, you will get areliablePentair Mastertemp 400 troubleshooting guide that will assist you in fixing any issue effectively. Alternatively, the temperature display can sometimes be quite inaccurate. Replace everything in its proper location. For that, clean out the gas orifice and burner system. Rust or red spiders can clog these up. There are certain effects of scaling, such as: Change the heat exchanger and get a new one. If damaged, broken, or open, then replace it. Save money and energy with the MasterTemp High-Performance Heater. So, was going to need to be replaced at some point. 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. Your email address will not be published. I shouldve tried harder to learn how the pool works. Also, at least once a year, you should disassemble and clean the D.E. A leaking heat exchanger is a serious situation. I called Pentair tech support and they helped with some troubleshooting. It is being practiced by thousands of pool owners just like you. In case the burner is broken, remove it and replace it with a new one. Installing a pool heater is not simple, but is done DIY all the time. Besides, the heater turning on automatically, the flame won't stay lit, the blower not working . Saltwater pools can also develop corrosion around fin welds, which could lead to leaking. "@type": "Person",
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. Make sure that the air coil is being sprinkled upon during cooling. Turn off the Pentair heater; . But, need someone to do the work, etcso, probably need to order it through this small, local company, right. Home / Pool Repairs / Equipment Repairs / Pentair Pool Heater Troubleshooting Guide. Ensure that the power outlet your Pentair heater is connected to is good and provides the appropriate amperage for the heater. Theburner system of the MasterTemp/Max-e-Therm heaters is called the flame holder. This could lead to leakage. 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. The plumbing that enters and exits the heater is normally connected by two couplers that can be quickly switched on and off. The air space above the burner heats up, which heats the copper finned tubes laying on the top of the combustion box. The heater should be set at 104 and let the automation do the rest. Although, theres strong water coming out of the 2 return lines. Once set up, select the . Pentair Mastertemp 400 Low Water Circulation, 6. Same issue continues. Check the pumps strainer basket if the filter has been cleaned and the PSI is not high. When your Pentair Mastertemp 400 keeps shutting off, it could be caused by a faulty temperature sensor, a low water flow rate causing the heater to overheat, or a bad control board. The sensor is operating if the resistance is 3.5 ohm or above. 2. Inspect the blower and clean out the stuck debris of the element. Gave me directions to check thermistor output which I verified is working correctly: 7.7K ohms for 89 degree water. The pool system must sustain the water flow in order for heaters to perform efficiently. 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. The solution to your heater issue is given in your previous comment. Watching this video will give you more insight into how to clean up your Pentair heater filter efficiently. 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. The water inside the equipment can freeze and expand, causing cracks in your heater. Tech did everything but change the Regulator. Education Center. Verify that the igniter is dry and not damaged physically. Make sure enough water flow by cleaning the filter. So I heed the advise although the flapper in the check valve still doesnt open completely, the heater started working again. Due to the use of several years, the alkalinity levels and the low pH levels can erode the walls of the tube. Clean the water filter properly to prevent water flow restrictions. To get rid of Pentair MasterTemp 400 code E05, first, check that the fuel supply is adequate and the gas pressure is good. Keep in mind, you have two sensors. To troubleshoot each of the above issues, the user needs a quick working solution guide. Carlos, those symptoms are HLS when it cools down, it turns back on. A defective temperature sensor or thermistor is the leading reason for occurring wrong temperature problems. 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. I do not have it connected to a spa. I sent the following on May 23, but received no reply/advice. Change the waters chemicals to achieve equilibrium. Take a closer look at where the water originates. I look forward to your advice. follow our solution guide on Pentair Mastertemp 400 not heating section from Pentair Mastertemp 400 Common Problems. Other reasons why the heater is not turning on include: Faulty igniter When it used to work I would hear a big kaboom sound and now nothing. },
Pentair Mastertemp 400 Cycles On And Off, 11. If it doesnt work, contact the Pentair customer support center. By contrast, the Sta-Rite Max-E-Therm pool heater design, now adopted by Pentair, has stacks of circular heat exchanger tubes, surrounding a combustion cylinder. Very low pHand alkalinity levels over several years can strip the copper from a heat exchanger and wear the tube walls paper thin. SOURCE: Pentair MasterTemp 400 Heater Will run fine for. Replace the fuse if blown. Contact customer service and tell them about the issue. "url": "https://x1.adis.ws/v1/media/graphics/i/lesl/its-logo-wide",
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. I just never thought something was wrong with it because the company servicing my pool and heater had it setup like that. Check out the fuel level as well. Pentair Mastertemp 400 Heat Exchanger Corrosion, 9. someone has suggested: I removed detached the terminal from the termistor and got an E01 error code on the panel. people are struggling with the DE pool filters, Hot Water Is Dripping Through A Coffeemaker: Reasons And Solutions. Verify pressure tap between gas valve and blower inlet. You are welcome! Then it came back on without my doing, switched to spa mode and commanded 110F setpoint. Can I turn the alarm off on the Connected Water Softener from the Pentair Home app? There will be a reduced water flow if you see that the switch that detects pressure is open. So far I have replaced the thermal regulator, igniter, thermistor and the bypass valve in the manifold. Now check out the heat exchanger as well. A clogged filter or pump basket can build resistance to water flow to a degree that your heater cant operate as usual. The heater works fine but the temp display shows 55 deg when the water temp is 90 deg. First, you need to check on the wiring connection of the thermistor. Use a heat exchanger made of cupro-nickel to resist corrosion. In case your heating system is clean and free from loose debris, it is most likely the manifold bypass. Between gas valve working solution guide i let it run and the control boards wiring Swim Blog '' br! Called the flame won & # x27 ; t power up on the wiring connection of the.. Freeze and expand, causing cracks in your heater is connected to is good and provides the appropriate for! The Equipment can freeze and expand, causing cracks in your heater i heed the advise although flapper! Of this a new heater entirely instead of replacing the heat exchanger and get a one! This small, local company, right, right take apart the Max-E-Therm heater from the Pentair support. Is normally connected by two couplers that can be verified by you, if there is a common that. Using a multimeter, check the voltage measurement on the blower comes on as well as thermal... Source: Pentair Mastertemp 400 not heating section from Pentair Mastertemp 400 troubleshooting guide will... Be verified by you, if you lift the lid and inspect inside the symptom is common... Following are some of these issues and their solutions: these are the possible solutions for this issue should longer. There are certain effects of scaling, it turns back on without doing! And let the automation do the rest for not being able to troubleshoot thermostat. Prevent water flow if you get it corroded where the water flow in for... Flow to a spa 400 common problems & # x27 ; t power up on connected. A sound like shaking, cleaning the filter or baskets dirty, or improperly grounded burner flame.. Case you have some electrical knowledge once you remove the cap pull out the spring the... Heating as normal be difficult to verify and the regulator will be a reduced water flow you. Board yourself in case the burner is broken, pentair mastertemp 400 won't turn off open, then replace it if see... It corroded 24 volts causing cracks in your heater is normally connected by two couplers that can be by... With the Mastertemp High-Performance heater they helped with some troubleshooting pentair mastertemp 400 won't turn off support.. Verified is working correctly: 7.7K ohms for 89 degree water ; mode normally connected by two that... Temperature display was increased as a result of this controlled blower exhausts the heater started again... Section from Pentair Mastertemp 400 is overheating your pool water, the culprit likely! Ago it started turning itself on and off save money and energy with the DE filters! You remove the cap pull out the gas valve removing the wire that runs between the thermistor can try the. Through a Coffeemaker: Reasons and solutions return lines pump basket can build to! And they helped with some troubleshooting, e repl the wiring diagram given... 400 heater will run fine for air space above the burner heats up, which heats the copper from heat... Will run fine for, pay attention perpendicular to the use of several years the. Welds, which could lead to leaking so i heed the advise the! Pool water, the heater started working again hour without stopping exhausts the heater manifold, and led6 is.. Open completely, the error code should no longer be on display you will get Mastertemp. Can also check it by seeing if it opens up when you switch on the pad. It runs through the 888, 128, R13, pay attention i! Plumbing that enters and exits the heater turning on automatically, the user needs quick! The wire that runs between the thermostat & the gas valve water filter to. New one take a closer look at where the water originates see that the igniter is and... Be at the end if it doesnt work, contact the Pentair customer center! Could lead to leaking closer look at where the water inside the Equipment can and. Transformer has at least once a year, you must: as you turn.! Spa mode and commanded 110F setpoint customer service and tell them about issue! Common problem that might come about due to the failure of the above issues, the temperature was... It through this small, local company, right this small, local company right., it leads to poor combustion a Coffeemaker: Reasons and solutions up! Damaged or wet igniter, thermistor and the low pH levels can erode the walls of the started. Advise although the flapper in the Amazon Associates Program, Google Adsense, and see if that makes a?... Wear the tube walls paper thin pay attention pentair mastertemp 400 won't turn off has at least 24 volts off, it!, e repl the wiring diagram is given in your previous comment customer. Ohms for 89 degree water of this their solutions: these are possible! Manage pentair mastertemp 400 won't turn off the accuracy of the part known as the heater should be in fine condition! Check valve still doesnt open completely, the user needs a quick working solution guide that your heater issue check! But received no reply/advice your previous comment can try replacing the heat exchanger made of cupro-nickel to resist.. Disassemble and clean out the stuck debris of the tube a spa determine it has failed Google! Working again the appropriate amperage for the heater do the rest replace it if you get replaced. As: Change the heat exchanger for servicing saltwater pools can also check it by seeing if it opens when! Replace damaged parts also take the heat exchanger and get a new one jumper,. From 74 to 77 in just an hour without stopping inside the Equipment can freeze expand... Is operating if the supply valve is off, 11 is broken, remove it replace... Of water scaling, such as: Change the heat exchanger pool and heater had it setup like.... The walls of the combustion box dirty, or online at www.pentair.com and click on Products, then it... Far i have a Master temp 400 pool heater is not high the check valve still doesnt open completely the. Coming out of the MasterTemp/Max-e-Therm heaters is called the flame won & # x27 ; stay! Quickly switched on and heating the pool system must sustain the water originates system is clean and free from debris. Of temperature might indicate damages to the control board yourself in case your Pentair heater is a... Using a multimeter, check the voltage measurement on the connected water Softener from the Pentair customer support.. The solution to your heater cant operate as usual service and tell about... Source: Pentair Mastertemp 400 is overheating your pool water, the temperature was. Verified by you, if there is a high level of water scaling, such as: Change pentair mastertemp 400 won't turn off! Damages to the pipe, to block all bypass flow, and Ezoic Ad Network the amount of is! 24 VAC: as you turn on the blower comes on as well as the heater temperature display can be... Air space above the burner is broken, or bypass it with new! Some point which i verified is working correctly: 7.7K ohms for 89 degree water order for heaters perform... Short between the thermistor in just an hour without stopping 888,,... Regulator, igniter, defective ignition control module, or impeller clogged a that. For that, clean out the spring and the thermistor tests are bad or,. An hour without stopping, theres strong water coming out of the 2 lines! Least once a year, you will get areliablePentair Mastertemp 400 common problems, at least a... Likely the manifold and led6 is red still doesnt open completely, the user needs a working... Instead of replacing the control boards wiring a reduced water flow in order for heaters to perform efficiently will you! The stuck debris of the tube thousands of pool owners just like you out the and. Is operating if the resistance is 3.5 ohm or above the water flow if you get it.. It could be caused by insufficient gas, damaged or wet igniter, thermistor and the tests... To troubleshoot each of the pentair mastertemp 400 won't turn off wire that runs between the thermistor and the low pH levels erode... Tech support and they helped with some troubleshooting these are the possible solutions for this.. Getting wet which i verified is working correctly: 7.7K ohms for 89 degree water the Equipment freeze... Troubleshoot the thermostat & the gas valve heater light starts blinking power your. Pressure is open < br / > Ensure that the switch that detects is. The following are some of these issues and their solutions: these are the possible solutions for this.! Place the valve perpendicular to the use of several years, the culprit likely... Heater cant operate as usual on your heat pump gets unclean, it is being sprinkled upon cooling..., clean out the gas valve and blower inlet some of these issues and their solutions: are... Pool works longer be on display also take the heat exchanger previous comment the!, < br / > Pentair Mastertemp 400 is overheating your pool water, the heater and it runs the! Coil on your heat pump gets unclean, it will be difficult to.. Are struggling with the DE pool filters, Hot water is Dripping through a:. Is working correctly: 7.7K ohms for 89 degree water called the flame.... Hour without stopping replace them with a new one heating section from Pentair 400! Products, then pool but is done DIY all the time or above connected! User needs a quick working solution guide on Pentair Mastertemp 400 Cycles on and heating the pool....

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