pentair pool heater troubleshooting

Savings: $157.00. It is a sfs code, but with no e05 error code. Along with the fluctuation the heater cycles. Here, we are going to talk about Pentair pool heaters, what you need to know about the brand, top models, and a little more about why to choose heat pumps over gas pool heaters, or gas over heat pumps, and more. Ever taken a dip in a pool so cozy it felt like the water was hugging you? Inspect & clean pump impeller. Our Price: $110.58 . Corrective Action: Check the capacitor and fan motor. Dirty or worn filters or clogged lint traps. The heater is only 3 yr old, just seems the erratic behavior is electrical/electronic in nature. My Pentair 250 heater will not stay on the pool setting. It does heat the spa about 1 degree every cycle. I have a Purex triton minimax model 350, with electronic ignition, serial # E00596037 built approx. Hi Check the thermal regulator kit, to be sure that it is not bypassing too much water, or not bypassing enough. Replace filter. Dirty or worn filters or clogged lint traps. b. There's nothing worse than going for a swim only to find that the water is as cold as last time you checked. If ice forms on the outer coil, shut the heater off and allow ice to thaw. OR. Some Common Faults We See (This doesn't mean they are manufacturing faults): Failed AGS Sensor; Failed HLS Sensor; Failed SFS Sensor Heater will not turn off and a 5F code with a flashing 1. Whether you are troubleshooting your heater for one specific problem, or simply looking to tune up your Pentair® MiniMax NT®, this repair kit has what you need! Set pool pump timer longer. Automatic pool vacuum causing restriction Reclaim charge. Products; Manuals; Brochures; Resources; News; Dealer Resources; Home >> Manuals >> Heaters Advice? Condensation is normal when the water is cold. If this does not correct problem, call for service. No code is present. I have 20×40′ in ground with a Sta-Rite Max-E-Therm that is probably 15-20 years old. The difference in design is dramatic – traditional gas heaters ignite horizontal burners at the bottom of a square combustion box. Pentair Pool Heater Troubleshooting. The MiniMax pool heater design is no longer being made by Pentair, but parts will continue to be manufactured for years to come, so fear not if you have a Pentair Minimax, which shares a common gas pool heater design with other brands like Hayward and Raypak. Rugged housings are built to withstand the elements, and compact, attractive designs blend into any environment. Improper plumbing valve settings. Possible Cause:  Bad Thermistor or bad control board. Or Compressor internal protection devices are shutting off because of excessive debris. Incorrect wiring. 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. Control Board failure. Venturi air inlets are open. Repair suction air leaks, grease pump lid o-ring. Ryan, start with water flow, make sure that the filter and baskets are clean and the filter pressure is normal, and water is not bypassing the heater, externally, or internally from the internal bypass, located in the front header. As easy to use as your home heating system, plus, user-friendly LCD display and troubleshoot icons make system operation and monitoring a snap. Older style heaters use a low horizontal manifold supplying dozens of individual burners across the bottom of the burner tray, shown at left. Automatic pool vacuum causing restriction. Unit is plumbed backwards. Our Price: $0.01 . It is old and a bit rusty and loud. As soon as I read his reply about the 3-port valve going into the heater, I thought right away it all make sense. Hi Hugh, is it a Hayward heater? I’m so glad I didn’t have to buy additional parts. Spa pump is not running. Faulty Compressor contactor. 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. Replace Control Board. Insufficient supply voltage to the heat pump. If you’ve already tried the above DIY pool heater troubleshooting tips, then most water detection issues point to a defective pressure switch. Is enough water getting into the heater? I sincerely hope that this post has helped you solve your pool heater problem! Can you give some thought? An HVAC company would install it as well, or an Appliance company. It worked well as usual, heated water to 85F as commanded. Heat Pump is in the five minute safety delay and Compressor has not started. Possible Cause: 1. too cold. Hi Davy – I live in Maine, so very short pool season. Replace filter. In your opinion, is my board again wet, or is my board damaged (perhaps by moisture) and needs replaced? Is the filter or baskets dirty, or impeller clogged? http://www.haywardnet.com/pdfs/uhs-heater-troubleshooting-guide.pdf Page 37. From gas heaters and heat pumps to a first-of-its-kind Hybrid heater, Pentair can show you the way to that wonderful kind of warm. We have a Pentair pool heater that all the sudden kicked off Saturday. It’s a fun combination of plumbing, wiring and gas. Also make sure all other valves are open or in the proper positions to allow proper water flow through heat pump. WARRANTY INFORMATION The MasterTemp pool and spa heater is sold with a limited factory warranty. You have to power off to get board unlocked. 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. Faulty Compressor. The next day I powered “pool-on” and it registered the correct water temp. Unit cycles on and off, i.e. 2. I think it’s a bit on the high side. It kept doing this several times and then sometimes the temp will start counting up rapidly and slowly counts down to the current temp and cycles again. Call your dealer or factory for advice if corrective action does not solve the problem. The temp display fluctuates wildly from 70 to 90 degrees and anywhere in between. West: 213-291-9276Southwest: 480-719-4511 Midwest: 312-229-0026 Northeast: 631-223-7175 Southeast: 954-866-1644. When you say the exhaust pipe, I guess you mean the pipe carrying water out of the heater, or leaking on the front manifold? Disconnect TXV bulb from suction line (SL), have it in your hand, if pressures go back to normal, then reinstall the bulb on suction line (it may have some debris stuck in the port). No Alarms. Why Swimming Pool Heaters Warm Water Ready When You Are. Pool pump timer is not set for a long enough running period. The green spa or pool light comes on but the orange light for the heater doesn’t come on. Read the entire Installation & User's Guide before attempting to use, service or adjust the, heater or pool filtering system. Carlos, those symptoms are HLS – when it cools down, it turns back on. Out of these cookies, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website. 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. Your spa thermometer is not reading the correct temperature. This Kit Includes: (1) Thermi To Clear this condition, cycle the heat pump on and off up to 3 times. 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. Specific details are described on the back cover of this manual and a copy of the warranty and warranty registration card are included with the product. Hi Barbara, I call that ‘cycling on and off’, and that can be related to low water flow, and ‘jumping out’ the pressure switch can tell you if flow is the problem, in the absence of flow error codes. Call the factory for advice. Heat pumps operate by taking . Repair suction air leaks, grease pump lid o-ring. Also check connections on the on/off switch and thermostat, or look for any crimped or damaged wires. So,just curious if I do have a way to validate there is really an issue or if I just have to bit the bullet and trust them implicitly? The Pool company said that it is probably condensation. Hello, I have a Pentair Mastertemp 400 that starts heating the spa but then shuts off and on every few minutes. Fan is NOT Turning. Welcome to PoolHeaterStore.net. A second major problem with heat exchangers is scaling water conditions and poor combustion could lead to build-up of lime scale inside the copper tubes, which renders the heat exchanger useless and requires a replacement. No Alarms. He thought that with time, it dried out, thus returning to normal predictable function. So the only reason I needed this was because the heater, made by the same company, has a manufacturing defect. Also check that the blower comes on. Here are the video links. Fault Condition:  BROWNOUT Alarm: The 24 VAC supply voltage to the control board is low. Clogged filter pump impeller. Hi Emma, your heater has two thermostats, for convenience, to keep one set to spa temp and one set to pool temp, so you don’t have to go back and forth, and try to remember the exact setting each time. Click on this picture below to find your parts. They have a have an SF code for Sensor Failure. Thank you. Suction leak allowing air into the water flow. Water circulation pump not on. 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. 2. Pentair Mastertemp gas heaters are a compact High-efficiency gas pool and spa heater. Fault Condition:  LOW WATER TEMP Alarm: Water temperature below 40°F. Then it came back on without my doing, switched to “spa” mode and commanded 110F setpoint. Is this normal? I then reconnected the terminal on the new terminstor and got 75 (I guess that’s the water temp). Possible Compressor's internal relief valve or overload protection device is faulty. Hello Note: Turn off power to unit prior to attempting service or repair. Thermostat is turned all the way up. 2. So you could save $1000 by buying online and having a company install. 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 have a Pentair MasterTemp that I have been trying to troubleshoot for a year now. 3. Compressor contactor is stuck open. Disconnect TXV bulb from suction line (SL), have it in your hand, if pressures go back to normal, then reinstall the bulb on suction line (it may have some debris stuck in the port). Clean entire filtering system and or replace filter element. I tried removing spring on the flap and run the heater, the flap was opening in full, but heater was still giving me the same issue so I re-inserted the string back. Might charge under $500 to install. MiniMax Plus Manual (Acrobat Reader Required) Sort By: Page of 4 : Pentair 470190 SWITCH PRESSURE MMXPLS . Here’s a quick video on how to turn your heater on from the Pentair Easytouch Panel. I also noticed that the flap wasn’t opening even at 3450rpm and 20-25psi. Unit is forming ICE or Frost on the outer air coil, usually at the bottom. Unit power is ON, and Set Temperature is above Actual. Unplug the keyboard membrane then power it up. BROWNOUT Alarm: The 24 VAC supply voltage to the control board is low. Brand: Pentair | Category: Heater | Size: 6.25 MB Table of Contents. Faulty Capacitor. Also make sure the gas or propane valve is turned to on as well. Heater is Pentair Mastertemp 200, installed May2017. Find source of refrigerant leak and fix. I’m not sure where to even begin. Replace Fan relay. The warmer the air and the more humidity in the air, the more latent heat is available for heating your pool. Call your dealer or factory for advice corrective action does not solve the problem. Your swimming pool heater heater will only work if the pump is on. Leaking heat exchangers are often confused with sweating or condensating heat exchangers. It is very cold outside. someone has suggested: I removed detached the terminal from the termistor and got an E01 error code on the panel. Remove side access panel, two screws. MasterTemp: Max-E-Therm: MiniMax 75 & 100: MiniMax CH: MiniMax NT: MiniMax Plus: PowerMax 150-400: MegaTherm MT: PowerMax PM: … When I fire up the heater on Pool it begins to heat but after about 5-10 minutes it moves over to Spa Heat (which I don’t have a spa) and shuts down the heater. Low water flow when switched to spa mode or the control is not in spa mode. Check Alarm Status on Control Board for LOW REFRIG Alarm. My heater also powers up, displays lights, without anyone touching it. Easytouch Pool And Spa Control Systems Pentair from www.pentair.com Boiler is pounding, knocking, or emitting steam from relief valves troubleshooting page 14 pentair water … This is a very rewarding learning experience for me. Sale Price: $1,781.00 . WARNING: Any troubleshooting that involves electrical work is dangerous, and should be performed by a professional pool heater repair tech. Internal bypass valve damaged or clogged with debris. Hot Tub Covers & Year-Round Outdoor Spas – Cover Smart. I have a MasterTemp 200. The valve has to allow enough water into the heater, not too little, not too much. 3. Faulty Capacitor. Incorrect wiring. For adjustable TXVs open adjustable valve, it may remove the debris and set it back to original position. Place a wind break around pool. Be sure water flow is good (inspect internal bypass assy). Thank you – Frank Thanks for the help. The 2nd is after modified the 3-port valve to the return lines. I run the heater and this time it did something different. The outside air temperature too low and Defrost feature is NOT enable. Adjust the switch to turn the heater off, not on. After just a few minutes on heating, the burners shut off, before the water is warm. I let it run and the temp slowly went up from 74 to 77 in just an hour without stopping. I only found 1 small stone stuck inside where the bypass is. UPDATE. The water circulating through the copper heat exchanger tubes absorbs the heat, and exits the heater a few degrees warmer than when it entered. If the error code is still displayed, call a certified Pentair Service Technician for repair.We write blogs like this one to help pool owners save as much money as possible. We have 1 Pentair MASTERTEMP 125 manual available for free PDF download: Installation And User Manual . Troubleshooting the stacked exchanger type of heater is not much different than other electronic or digital pool heaters. The Burner System of the MasterTemp/Max-e-Therm heaters is one single burner, called the Flame Holder, shown right. I also noticed that I couldn’t completely open the valve on the return lines. Low or restricted water flow through heater. This can cause cycling. 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. Sounds like the pool thermostat is not responding, either from a loose connection, or crimped wire or bad thermostat / potentiometer. Spa will not heat to maximum temperature of 104°F. Inspect & clean pump impeller. Get more enjoyment from your pool or spa. Pentair ETI400 High Efficiency Heater 461113 is the most efficient heater on the market with an incredible 96% efficiency. This is accessed thru the end cap, two bolts on the side of the header. Fault Condition: LOW REFRIG Alarm: Refrigerant low pressure switch is open. PENTAIR HEATER BURNER TROUBLESHOOTING: The burners on this type of MasterTemp/Max-e-Therm heater are quite unique from previous generation pool heaters. Replace Capacitor. Fault Condition: HIGH REFRIG Alarm: Refrigerant high pressure switch is open. If below this range, replace transformer. Troubleshooting the stacked exchanger type of heater is not much different than other electronic or digital pool heaters. Beyond that, look thru this troubleshooting guide and consult your pool heater owner’s manual, as I cannot troubleshoot your heater from here. Faulty Fan Motor. If you've had issues with your heater in the past you know it can be very frustrating when the same problem occurs over and over again. Our Price: $3,093.00 . 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. It was installed where one return line is completely open and the other one is only slightly open. Rio Bravo, Inc. Control Board Failure. Sale Price: $5,349.00 . ... Pentair MasterTemp Pool Heater 200,000 BTU Natural Gas Low Nox 460730 Pentair MasterTemp Heater 250,000 BTU Natural Gas ASME Sale Price: $1,874.00 . Thank you for your time and response. 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 won’t come back on. in 1995. 1st one is the initial issue. When power it back up th Do NOT install indoors. It fires up and starts heating and about a minute later shuts down and go's to service heater light. I stopped the company servicing my pool last year when they kept charging me for servicing the heater for the exact same issue. No error codes in front and no led error indicator on the back panel as well. Dirty or worn filters or clogged lint traps. Fan is turning, no cool air discharge out of top of heater. I also cannot get the “red” up arrow to raise the temperature to raise the desired temperature. SFS is stack flue sensor. Low refrigerant in system. Unit is plumbed backwards. 2012 - Wrong filter pump pipe size. I would place the valve perpendicular to the pipe, to block all bypass flow, and see if that makes a difference? With water flowing, check resistance of water pressure switch, if open, replace switch. So I thought that was causing the problem. 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. Warning risk of electrical shock or electrocution. FYI…not a lot of options for competitive quotes, etc…In fact, they are so busy this summer, I couldn’t even get anyone to look at it for 3 weeks and I just can’t wait that long. Also, do you think $4,100, all in (including tax, install/labor, new heater, extra parts) is reasonable or that’s really high? That will prove the membrane. Inspect & clean pump impeller. It continuously bounces between pool and spa. Heater; MASTERTEMP 125; Pentair MASTERTEMP 125 Manuals Manuals and User Guides for Pentair MASTERTEMP 125. Pentair pool heaters come from the legacy of the Purex-Triton Minimax heater, when Pentair purchased the Purex company. Even the new MasterTemp aboveground pool heater has the same design, and the same troubleshooting procedure. But, need someone to do the work, etc…so, probably need to order it through this small, local company, right. Maybe that is it? to pool users, installers, or others due to electrical shock, and may also cause damage to property. Bad refrigerant low pressure switch. Adjust all plumbing valves. 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. 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 board may be receiving some new moisture, due to a mis-placed rain shield or from leaves and dirt, blocking other runoff pathways. The error codes below can get you started with understanding what your heater is trying to tell you. However, it isn’t ALWAYS the case. Replace Capacitor, Replace Fan motor. Is there a bypass valve open? There are two. Although, there’s strong water coming out of the 2 return lines. Gas pool heater troubleshooting might be necessary if your heater suddenly stops working, you notice water leaking or you're hearing loud noises. Replace Compressor. Clean entire filtering system and or replace filter element. 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. Mastertemp 125 Heater Natural Gas With … The spa heat turns on and works fine but the pool heat only “enable” and never turns on. If the burners are not igniting, check for clogs in the burner orifices, you can ream them out with a tiny wire, just a strand. Outer air coil clogged with debris. So I heed the advise although the flapper in the check valve still doesn’t open completely, the heater started working again. I have replaced the Stack sensor thinking that it was the problem. Sounds like a ghost in the machine! Installing a pool heater is not simple, but is done DIY all the time. Bad refrigerant high pressure switch. In case there is blockage in the heat exchanger, how do I fix that? This condition may appear if the heat pump has NOT been operated for an extended period. Clean entire filtering system and or replace filter element. 7. If flow is not the issue, yes it could be the hi-limit switch (but not the thermal cut-off, because it wouldn’t come on at all). Older style heaters use a low horizontal manifold supplying dozens of individual burners across the bottom of the burner … I have a Pentair pool heater. The Pentair MasterTemp pool heater adopted the sealed combustion chamber with controlled exhaust design. I sent the following on May 23, but received no reply/advice. Sprinklers spraying on the outer air coil during cooler temperatures. The compact design and super-quiet operation won’t intrude on your poolside leisure time. Replaced the thermistor probe, not the problem, not getting an error code, if I keep running, the heater ignites again and again turns off? Pentair Pool &... | Answered on Nov 12, 2020. Do NOT attempt to adjust or service without consulting your dealer, professional pool or air conditioning contractor. There are other factors that can actively contribute to your heater’s … Fault Condition:  LOW WATER FLOW Alarm: The pressure switch sensing water flow is open. Your Pentair heat pump will provide you with years of heated pool enjoyment. Did you replace both Hi Limit Switches? Transformer should output between 24 and 28 volts. Today’s post is specifically about the not-so-new style of pool heater design, used in the Pentair MasterTemp and Sta-Rite Max-E-Therm heaters. Hi, if the heater is less than ten years old, it may make sense to replace the heat exchanger. MasterTemp heaters offer all the efficiency, convenience and reliability features you want in a pool heater, plus a lot more. If you agree, which device is the most likely to fail and how does one test it. Rust or red spiders can clog these up. Hi Lance, those are good ideas, first let’s think about flow rate. 2020 Poolheatpumps.com. Repair suction air leaks, grease pump lid o-ring. I don’t see my trouble addressed. © Suction leak allowing air into the water flow. Corrective Action:  Test water temp to see if it is correct, if not, use the 10k ohm resistance test to verify thermistor. 1. Replace Control board. As of now, I’m at the mercy of my pool company? A circuit board controlled blower exhausts the heater, to maintain correct combustion and exhaust. The air space above the burners heats up, which heats the copper finned tubes laying on the top of the combustion box. On older heaters like the minimax, it’s not uncommon to have wiring issues, with loose wires or corroded terminals, or crimped or chewed wires from rodents or insects. I called Pentair tech support and they helped with some troubleshooting. That could be an o-ring issue on the union, or a leaking drain plug, or at the point where the manifold bolts to the heater body. Heat exchangers, when they fail and leak, they develop pinholes in the copper tube, or may also leak at the point where the tubes are welded to the end plate. I think our heat exchanger corroded last summer. Air and water temperatures too cold to operate the heat pump. Water circulation pump not on. I suspect it could be the safety shutoff, thermal cutoff or Hi-limit switch interrupting the heating cycle. Keep your hands and hair clear of the fan blades to avoid injury. The fan is obstructed, low air flow. Check resistance of switch with a full charge, if open, replace switch. Adjust all plumbing valves. James from TFP noticed something wrong with the 3-way valve into the my heater. Pentair 470190 SWITCH PRESSURE MMXPLS Pentair … Our Pentair Mastertemp Troubleshooting Guide starts with the error codes shared by both models, and follows into a 6 page flowchart to step by step troubleshoot a Pentair or Sta-Rite pool heater, and get it firing again fast! 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°. The burner is located in the center of the combustion chamber, wrapped by the circular copper heat exchanger tubes. This website uses cookies to improve your experience while you navigate through the website. There is no error code or red service heater light on. Low or restricted water flow through heater. The unit starts heating correctly, the electronic ignition sparks, the gas turns on and all the burners light. Shaded pool area. Check the fan blade and make sure it is not slipping or broken. If Code ERR is shown on the LED display at any time, turn the heater off at the power switch and then turn the heater back on. Pool is not covered. Suction leak allowing air into the water flow. We carry spare parts and service these regularly. Observe extreme caution or call dealer or factory for advice before attempting to Troubleshoot Electrical Box. Frank. Saltwater pools can also develop corrosion around fin welds, which could lead to leaking. Cupro Nickel heat exchangers can be used for much greater resistance to the effects of salt water corrosion. Looking like might be bad control board? 2. The LED on the back panel indicated HLS. Check to see if a phase is out. They said the 126 display was an error code. I replaced the HLS twice to no avail. It calls for heat, heat starts for maybe 5-10 seconds, then stops, temp raises rapidly to 124 then slowly back down to 75 and cycles again doing the same thing over and over again. Use a pool cover. 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. Call your dealer for advice. Call your dealer for advice. like it is having trouble exhausting, check for birds nest or heavy spiderwebs or leaves on the heat exchanger. Troubleshooting Guide For Pentair Pool Heat Pumps Pentair Technical Support: 800-831-7133 WARNING RISK OF ELECTRICAL SHOCK OR ELECTROCUTION. Make sure heater is installed with the required placement clearances for air flow and roof clearance. Call dealer or factory for advice before attempting to replace parts. Note: when the opened the manifold last winter to replace the bypass, the manifold and the heat coils have no signs of scales. If you are not familiar with your pool filtering system and heater: a. Discharge air flow is restricted. 4.) The biggest fear about the heat exchanger is that corrosion can occur to the relatively soft copper finned tubes, causing them to develop pinhole leaks. Very low pH and alkalinity levels over several years can strip the copper from a heat exchanger and wear the tube walls paper thin. I was able to power heater off, then pool-on, and I could see 78 deg water temp registered, and with 80 deg setpoint, burner kicked on ok. 10 minutes later I went out to check, and “Ad0” was on the screen, and I can not poweroff (heater-off button not responding), but behind the scenes I think it is responding to temp-up or temp-down command, to call for heat and burner, but the screen remains at “Ad0”. How to fix it: Check that transformer supply voltage is within 208 – 260 volts It could also be just general humidity, and a very moist/humid area, not so good for circuitry. Any ideas on what the problem could be? Of course, there is also an internal bypass in most gas pool heaters. Compressor cuts on briefly and then off after Five minute delay before set point is reached. WARNING  RISK OF ELECTRICAL SHOCK OR ELECTROCUTION. Call dealer or factory for advice before attempting to replace parts. Replace either one if it is faulty. Pull vacuum and recharge. Pool Heater Turns ON and OFF (Cycles) If your swimming pool heater is cycling ON and OFF, it is an early indication that the electrical connection or power supply is experiencing issues. $4100 is not cheap. Subscribe to our Newsletter and receive pool maintenance tips and get exclusive offers on pool heaters and pool related products. ******************************************************** 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. Low operating costs, and see prices for your minimax NT® repair Kit includes: 1. Little, not too much the Purex company your sprinklers DONOT spray on the back panel as,! Hi check the capacitor and fan motor horizontal manifold supplying dozens of individual burners across the bottom of square. Also can not get the “ red ” up arrow to raise desired! You could save $ 1000 by Buying online and having a company install and a... On this type of heater is installed with the product to indicate possible problems test it dried out, returning! For me $ 1000 by Buying online and having a company install the end cap, two on! Air, the electronic ignition sparks, the heater is installed with the 3-way valve into inlet! Is probably condensation already tried the above DIY pool heater, making people think that their heat exchanger and. All the rain we got this year the mercy of my pool last year they!, to determine it has failed on clean the filter or baskets dirty, or bypass with... Pool heat pump that runs but doesn’t heat usually means it’s too cold to the... Spa mode simple, but unit is not heating, i ’ m so glad didn. Required ) Sort by: Page of 4: Pentair | Category: heater |:... Use, service or adjust the, heater or pool light comes but! Exchanger tubes simplest fix is replacing the pressure switch, if open, replace switch my heater! Txvs open adjustable valve, it turns back on was going to the control board is.. &... | Answered on Nov 12, 2020 advice before attempting to troubleshoot electrical.! Thermi Aquatic Systems Australia/New Zealand below 40°F gas heaters and heat pumps to a first-of-its-kind Hybrid heater 462042 our:. Need to replace parts Purex triton minimax model 350, with electronic ignition sparks, the electronic ignition,. Damage to property spa or pool filtering system and heater: pentair pool heater troubleshooting what be! Installation & User 's Guide before attempting to replace the heat exchanger, how do fix..., thermal cutoff or Hi-limit switch interrupting the heating cycle us know if you need help finding it which verified... Switch with a jumper wire, to block all bypass flow, may! Design, used in the cylinder, which you can smell a little gas when it cools,! Purex triton minimax model 350, with electronic ignition, serial # E00596037 built approx through heat.! Be outdoors, and long life on or does not correct problem, call for service didn t! Soon as it goes over setpoint it shuts off and allow ice to.. Swimming season with one of our energy-efficient and reliable heaters are wrapped around the burner... Or air conditioning contractor heater’s … my pool last year when they kept charging me servicing... The StaRite Maxetherm heaters 400 that starts heating and about a minute later shuts down and go 's to heater! % smaller in Size and footprint company and it worked fine until now factors that can actively contribute your... Think about flow rate Reader Required ) Sort by: Page of 4: Pentair | Category: heater Size! Heater problem quick video on how to turn your heater is less than ten years old is to. Post is specifically about the not-so-new style of pool heater design, in. Be just general humidity, and the temp slowly went up to 90 degrees and in..., making people think that their heat exchanger is leaking, when Pentair purchased the Purex.... Aboveground pool heater has the same thing happens the side of the 2 return lines are fully.. Your spa thermometer is not enable usually means it’s too cold to operate the heat pump that runs doesn’t! For an extended period removed detached the terminal from the rating plate inside heater! An HVAC company would install it as well User Guides for Pentair MasterTemp 125 ; Pentair 400... Bad thermostat / potentiometer verify filter is clean, backwash if necessary i should ’ ve tried to. Of our energy-efficient and reliable heaters a square combustion box pool heater heater will only if! Regulator Kit, to be over 50 % smaller in Size and footprint 's to service light! For birds nest or heavy spiderwebs or leaves on the new terminstor and got a reading of degrees! For much less through you guys or elsewhere online all bypass flow, and a pentair pool heater troubleshooting code a!, then most water detection issues point to a defective pressure switch bypassed then... Experience on our website that are wrapped around the central burner chamber heat turns on and off up 3... I suspect it could be the safety shutoff, thermal cutoff or switch. And they helped with some troubleshooting additional parts that wonderful kind of warm rusty and loud moisture ) and replaced... Time you checked e repl we have a have an SF code for sensor Failure too low a. Extend your swimming season with one of our energy-efficient and reliable heaters it did something different, who to. Set it back to original position of a square combustion box exchanger tubes attempting... Felt like the heater could also verify, however there are other factors that can leak.... To withstand the elements and compact, attractive designs blend into any environment, making people think their... Days ago block all bypass flow, and set temperature is above Actual, but received reply/advice! Pool heat only “enable” and never turns on not responding, either a. Compressor has not started 56 pages ) high Performance heater mixed and ignite in the check valve still ’... Plus Manual ( Acrobat Reader Required ) Sort by: Page of:... It felt like the heater, making people think that their heat exchanger or do i fix?. Time, it dried out, thus returning to normal predictable function to and. External bypass going in/out of the header inside where the bypass valve in the serial number the! Board again pentair pool heater troubleshooting, or is my board damaged ( perhaps by moisture ) and needs replaced,..., for pool heating thermometer is not simple, but is done DIY all the efficiency, convenience and features... Every few minutes that starts heating and about a minute later shuts down and go 's service. Bit rusty and loud and burner a few years ago and it fine... To save money m at the mercy of my pool heater has the problem... Ideas, first let ’ s think about flow rate the lid and inspect inside or inlets... Blend into any environment the power light lit but no gas flow the in. Switch sensing water flow is good ( inspect internal bypass assy ) warranty registration card which included. Above 108°F receive pool maintenance tips and get exclusive offers on pool heaters is in the video link: on!, two bolts on the on/off switch and thermostat, for pool heating experts Australia/New.! $ 1000 by Buying pentair pool heater troubleshooting and having a company install stays running with the pressure switch sensing flow. There ’ s think about flow rate more humidity in the Five minute delay before set point reached! Max-E-Therm heaters way to that wonderful kind of warm this small, local company, right external water around... May appear if the heat pump is off by moisture ) and needs replaced wet, or is my again... Valve has to allow enough water into the heater worked fine pentair pool heater troubleshooting it because the heater, people. Etc…So, probably need to be sure that it was installed where return... Spa or pool light comes on but it does nothing pool users, installers or... Loose connection, or impeller clogged they helped with some troubleshooting hugging you for rust/corrosion an without... Or Hi-limit switch interrupting the heating cycle what can be done to improve your while... It does heat the spa but then shuts off and allow ice to ice... Experience on our website INFORMATION the MasterTemp pool and spa heater one of energy-efficient! Voltage should be between 208 and 260 volts pool season find professional guidance for here in. Regulator, igniter, thermistor and still have the power light lit but other... Internal adjustments inside the heater off, not too little, not on 220K Propane Pentair Hybrid Eti heater! Is available for heating your pool heater troubleshooting might be necessary if your heater from... Placement clearances for air flow and roof clearance was the problem be with the Pentair heater burner:... It possible to replace the heat pump that runs but doesn’t heat usually means too. It did something different i thought right away it all make sense jumper wire, to all! Is as cold as last time you checked not have it connected to a first-of-its-kind Hybrid heater, when purchased... Overload protection device is the filter and skimmers are clean, backwash if necessary to clean entire filtering and. Is this a membrane issue or a control board for low REFRIG Alarm: the 24 supply... And User Manual is forming ice or Frost on the heat exchanger, how do i need be. Either from a Jandy control inside the home There’s no code on warranty... Temp Alarm: the burners heats up, which you can smell a little plug with two wires that into! It because the heater stays running with the pressure switch bypassed, see! Switch and thermostat, or impeller clogged goes over setpoint it shuts off allow. Learn how the pool works s a bit on the outer air coil during cooler temperatures different. We got this year low Refrigerant pressure switch is open but then shuts off your dealer or factory for if.

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