To reset, turn the unit off then back on.Water . Adjust all plumbing valves. Make sure external water bypass around heat pump is closed. If you are experiencing low water flow, or your heater wont start,ask yourself the following questions: 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. The heat pump has locked due to five low-pressure faults during one call for heating or cooling. Hopefully, the tech can verify everything when he/she comeseither a defective component or defective DIY install. Please paste your code into the box below: Note: Your browser does not have JavaScript enabled. Haywards troubleshooting process relies a lot on flashing error codes, but they arent much help when either of the boards is out. Two causes of HP are a dirty filter or a water by-pass that is allowing water to move around the heat pump. Maybe it is more restrictive than the old heater? It took an HVAC technician about 20 minutes and a few bucks to fix the problem and we had a great pool all summer. A qualified technician should replace the defrost sensor. Dirty or worn filters or clogged lint traps. Like most units of measure, it has a very simple origin; in a water manometer, 1 of water column is literally the amount of force it takes to raise the column of water by 1. Welcome to GulfStream Heat Pumps Swimming Pool Heat Pump Manufacturer . Service by unauthorized personnel will void the. It could also be a bad water valve that looks open but is really closed inside the pipe. Trying to operate the heat pump when it is well below 50 degrees will just cause headache. Put the cover of the control panel. High Freon pressure. A malfunction has occurred that could allow the water temperature to surpass a safe level. Pool is heating very slowly. Confirm that all gas valve wiring is intact and connections are solid. BROWNOUT Alarm:The 24 VAC supply voltage to the control board is low. how can I tell if its bad ? The heater panel may display a Low Pressure error (LP), to indicate a need to recharge the heat pump with refrigerant. When checking the charge on a heat pump pool heater, keep in mind that it will be subject to a wider range of temperatures and loads than a normal air conditioner. Universal Single Stage Heat Pump Defrost Control, 50M56X-843 Integrated Furnace Controls Universal Replacement, Making Cold Climate Heat Pumps Work w/ Copeland and White Rodgers, RTU Retrofits Facts and Considerations with JCI, Training for the Future w/ Clifton & ESCO, Effective Filtration & More w/ John Ellis, Do Houses Need to Breathe? Adjust the switch to turn the heater off, not on. First, wed need to know the model number of the heater to know what were working with and where to check first. If possible, replace the motor with a larger one. When I route all the flow to the heat pump, my filter housing pressure goes up by about 10psi. Water has always been in tip top shape. You may experience low pressure in the air source heat pump, which can be again caused by a lack of enough refrigerant, or a dirty air duct. If unsure, please refer to the heaters manual for the recommended chemical levels. JavaScript is disabled. Repairs must not be attempted by untrained or unqualified individuals. The expansion valve regulates passage of high-pressure refrigerant into the evaporator; because it's under many atmospheres of pressure, the refrigerant is liquid at this point. In order for a heater to operate smoothly and efficiently, it's important that pool system maintains a consistent flow of water. Air filter is clogged. Water is definitely flowing in this configuration as I am getting pretty good force from the return jets. A very high pressure refrigerant. If bad, replace thermistor. Including recorded tech training, interviews, diagnostics and general conversations about the trade. The clogging of the coils can cause high head pressure in the chiller. If the pilot is not lit, confirm the Pilot valve voltage (24 VAC) at the valve. Final Verdict. Check fans. Deterioration of the heat exchanger can impact your heaters operation. Also make sure all other valves are open or in the proper positions to allow proper water flow through heat pump. Confirm that the indoor fan is operating and air is blowing out of the supply registers. There could be a defect in the heat exchanger caused by the manufacturing process or imbalanced water chemistry. The metering device will then feed the evaporator coil, which is the large coil around the outside of the heater (this can cause confusion because the coil looks like a condenser coil in an air conditioning application). It is being practiced by thousands of pool owners just like you. Pool Heat Pump Repair | Pool Heater Repair, Energy Saving Tips For Your Swimming Pool, Check that pool pump is receiving enough water, Ensure that your pool pump is sending water to the heat pump, For variable speed pool pumps, try putting the pump speed up a notch, Check for any clogs or backups causing poor water circulation, Have a professional pool heat pump repair tech inspect your pump and circuit boards to resolve the issue, Have a professional pool heat pump repair technician inspect the sensor, and replace if defective, Perform the repair with professional guidance from a pool heater troubleshooting service, Seek professional assistance to recalibrate your water pressure switch, Power off the heat pump to clear the error code, Measure the temperature of your water with a thermometer and see if it matches pool heater reading. In order to take heat out of the air, the refrigerant inside the heat pump's evaporator tubes must be about 10 to 15F COLDER THAN THE AIR so at about 42 to almost 50F (5C) air temperature the heat pumps outside coil is approaching 32F (FREEZING-0C) and any moisture in the air will begin to FREEZE on the coil and ice it up.Icing clogs the small fins, insulates the tubes and stops air flow all of which severely reduce the efficiency. NOTICE Failure to heed the following may result in damage to equipment. The refrigerant system's high-pressure switch is showing as open. Call the factory for advice. Replace Fan relay. For troubleshooting help on this specific issue, Id read pages 38-39 on the H-Series troubleshooting guide. Low or restricted water flow through heater. Inspect the wirings carefully. Incorrect wiring. The igniter has a bit of carbon build up but came off with my finger. Are there any diagnostic LEDs lit or flashing? Attempts to fire again. Air conditioner unit is over capacity. I have a Heyward heat pump model number HP21002 that is 8 years old. Corrective Action: Verify water circulation pump is on. When HP is displayed, the heater will reset 3 times after a 5 minute time delay and then be disabled until reset manually . Possible Compressor's internal relief valve or overload protection device is faulty. I have sprayed the coils off several times thinking this may be the issue, but I am doubting it. Make sure your FLOW is good. For a better experience, please enable JavaScript in your browser before proceeding. Yes, high flow rates can erode the heat exchanger. Failure to heed the following will result in injury or death. Does it not work on especially warm or cold days? Check the Thermal regulator. Keep your hands and hair clear of the fan blades to avoid injury. Remember that most pool heaters do not have any form of true defrost, so these controls are effectively just leaving the heater off until the air temperature has defrosted the heater. A seasonal average COP of 5.0 was used to determine heat pump savings. A dirty filter can cause low pressure and as a result, cause the heaters pressure switch to turn OFF. Call dealer or factory for advice before attempting to replace parts. Service must be performed only by qualified HVAC technicians. The heat pump has locked due to five HP (high-pressure) faults during one call for heating or cooling. These special sensors monitor and detect changes in water flow. If the refrigerant flows in a different direction, it causes a switch in the function of the indoor and outdoor coils, and it changes whether heat leaves or enters your home. Without gas, the heater wont operate. Often, the fans are the reason the compressor is not working correctly. 2. It only happens during below zero temps here in Cleveland. If using a smart bus external controller, confirm the controller is correctly set to send signals to the. Set pool pump timer longer. Clean entire filtering system and or replace filter element. Your email address will not be published. Air contamination in the refrigerant system. The heater only comes on if its turned all the way up. It may not display this or other websites correctly. Any new postings here are unlikely to be seen or responded to by other members. Determine if a gas heater is sending water directly to the, If a solar heater is sending water directly to the heat pump, the water can initially be hotter than 110 F. Troubleshoot the high-pressure issue causing the error. (Manual not electronic) I closed the pool. Dirty coils. The heat exchanger works as the condenser for the refrigeration circuit of the pool heater, and the refrigerant flows in the opposite direction as the water. The heat pump has locked due to five high-pressure faults during one call for heating or cooling. Heat exchanger clogged with debris. Everything works fine until after about 15 min, when the fan just blows cool air and there is no flame anymore. This condition may appear if the heat pump has NOT been operated for an extended period. But I also questing whether or not it the fan motor. 3. Pool pump timer is not set for a long enough running period. 7. it will kick back on when I get the pilot lit again but turns off again. Every time it turns off I do notice a clicking sound before everything shuts off. One side of the system is considered the high pressure side and the other side is considered the low pressure side. Bad refrigerant high pressure switch. CLEAN YOUR POOL FILTER. 2. Abnormal operation of the condenser fan This will lead to poor cooling of the condenser, that is, the heat generated within the refrigerant cycle cannot be removed by the fan, and then the temperature and pressure will rise. Typically the high refrigerant pressure switch will trip if the water flow through the heater is restricted. Hope it's as simple of a fix for you! The unit is covered in ice. This weekend, when I finally had time to work on it, I see there is no power to the display at all: no service light, no heater light, no light or display of any kind. Sometimes, the places we grow up in can shield us from the realities of the rest of the world. The 2nd is after modified the 3-port valve to the return lines. You have to open up the heater to find where the leak is coming from. 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. Check for a dirty or blocked evaporator coil. Confirm the filter pump is on. Room temperature is too low. It fires up fine again then the same thing happens. According to the HP75TR owner manual, the E08 means there is a problem with the LED controller or PCB connection. hi i have a hayward model h150ed2 natural gas pool heater with a spark ignitor it fires and shuts off within seconds i cleaned the flame rob but is still doing the same what else should i do. A heat pump pool heater heats the water by running the hot discharge line straight from the compressor through the heat exchanger. Caution: High voltage checks. 2 hours later got a Error Code E08. Any additional thoughts? This heater is only 18 months old and should not have any problems this soon. Heat pump troubleshooting guide for Pentair pool heaters. Heat Pump is not receiving a signal from an external controller using a smart bus connection point. Leak detectors come in many varieties, including heated-diode, ultrasonic, and infrared; each type has unique maintenance needs. Pool is not covered. I am not familiar with oil-fired heaters. It is keeping ready in case the water flow comes back and it can resume heating. Do you have a picture of the installation? Troubleshoot the low-pressure issue causing the error. There is no "coolant" in a heat pump. Thank You! Sometimes, your pool heater ignites but doesnt reach the desired temperature. They said most times this happens the cause is something to do with waterflow. This review is the subjective opinion of a Tripadvisor member and not of Tripadvisor LLC. So, I opened the 3-port valve and adjusted it where the 2 return lines are fully open. Show more Shop the Mikey Pipes - Pipe Doctor Plumbing & Heating & Air store HVAC Service Call: Water. Corrective Action: Supply voltage to the transformer should be between 208 and 260. volts. You may also have faulty wiring or a poor connection. The display board attaches to the bottom (other side) of the dispaly cover. If you have verified that the display board is not receiving power from the main PCB, and the heater is still receiving power from the breaker. How are you judging the strength of this water flow? RISK OF ELECTRICAL SHOCK FROM ENERGY STORED IN CAPACITORS - MODELS EQUIPPED WITH VARIABLE FREQUENCY COMPRESSOR DRIVES STORE ELECTRICITY EVEN AFTER THE POWER HAS BEEN DEACTIVATED AT THE POWER BREAKER. Place a wind break around pool. A qualified technician should check the cable from control board to display assembly for a loose connection or visible damage. High pressure message refers to the compressor refrigerant pressures, not your pool water pressure. Wait for two minutes for the capacitors to discharge. Test your water before adjusting your chemical levels. Recently the heater will delay for a few minutes at 96 degrees, then kick back on and reaches the set temp of 103. This could be as simple as your filter was dirty, which constricted flow to the heater, or you would have to troubleshoot the various switches. The reason is simple: TFPC (Trouble Free Pool Care) is a methodology, not a product that you must purchase. HIGH REFRIG What it means: refrigerant system's high-pressure switch is open How to fix it: Ensure that pool pump is sending water to your pool heater Check for any blockage in baskets and filters that are affecting water flow Have pool heater tech inspect higher-pressure switch Pentair heat pump error code LOW REFRIG LOW REFRIG Verify existing water temperature with an accurate thermometer. When the head pressure builds too high, the high pressure switch will open causing the heat pump to shut off immediately. FIX: Outdoor coil is dirty (cooling mode). Ran for couple hours and was producing warm water. IO Igniter open error If the control is not in lockout and senses that the igniter circuit is open when the blower is running the control will turn off the blower and go into lockout. Does the display look as it should while it is starting up? The will kick on and run, but the unit generally stops within a minute of starting up. The electrical circuit and components on a heat pump will vary in style. Please perform the following troubleshooting. Low refrigerant in system. My front display board doesnt go on at all. A Professional Heat Pump Manufacturer Since 1999 Tel: 0086-20-82181867 It sounds like you are having a fan motor or a fan capacitor problem; or both. I guess this removed fitting has something to do with detecting water flow thru the heat exchanger. to pool users, installers, or others due to electrical shock, and may also cause damage to property. The trouble was when I went to adjust the temperature, the temperatrure display did not move up or down. Leak stopped. My first guess is a thermistor or control module issue. Static pressure is a drag, literally. Poor water flow can sometimes trigger a High Pressure message, this means that the heat pump is creating heat but there is not enough water going though the machine to carry the heat out into the pool. Im sure the electrician did his best on the circuitry, but when dealing with a heater, you probably want to have an HVAC company take a look at the unit. Is the pilot lighting? Check for signs of heavy ice buildup on the coil. Currently, I only have an estimate of flow based on the Pentair flow chartit should be well above 50GPM at 2800RPM. Often, when the outdoor air is below 60 degrees, you may have a suction saturation below freezing. Plants too close to heater, blocking discharge air flow. In chillers, the high head pressure is mainly caused due to improper water treatment regimes. Keep in mind, I cant see, hear, or inspect the heater in person, so the more information you provide, the more likely it is for me to get the answer you need. Transformer should output between 24 and 28 volts. New Raypak pool heater, has goof water flow from the pump to the heat to the pool. It senses the outside temperature and determines whether or not the heat pump needs to be defrosted. b. Do you think a new thermal regulator might be the answer? Remove the basket and remove the debris with a hose. Condenser fan out. For MV heaters, if the pilot wont stay lit, check the output on the thermocouple. The refrigerant systems low-pressure switch is showing as open. High heat load on evaporator. You can still check the superheat and, if possible, subcool. Ensure thepump basket and lid are in good conditions. This heat gets passed off into the water through the heat exchanger inside the pool heater. Heat Pump is in the five minute safety delay and Compressor has not started. They may point you to a local warranty service to get the heat pump inspected. Poolservice123, CPO, CPI, CBP 1,028 Satisfied Customers A/C or Heat Pump Compressor High Head Pressure Diagnostic FAQs. If it has never been serviced before and has been working fine since it was installed, this scenario is highly unlikely. I have the same heater. What flow rate do you have going to the heat pump? 840p 2-Way NPT Ends 9365P 9365PH 8265P 365P 840P WCCW-HR WCME-HR WCCW65 2. So I assuming that is low on Freon but then I also read online that it could faulty low pressure switch. Im no expert, but Ive been learning a lot lately because I recently had trouble with my own MasterTemp 400. The pool pump must be ON and your filter clean for the switch to close and allow voltage to pass through. I have a Hayward pool heater (model #H250FDN). Low water flow when switched to spa mode or the control is not in spa mode. Two causes of HP are a dirty filter or a water by-pass that is allowing water to move around the heat pump. Im so frustrated. If (1) does not work, recover the charge, remove bulb from SL, unscrew TXV head, shake it, if rattles, replace head (PN KT-45-ZGA), if not, replace TXV and filter dryer and charge appropriately. This article will give you a step-by-step guide to replacing condensing fan motors. Some leak detectors, including the INFICON Stratus, measure concentrations in PPM (parts per million). Later located the water temperature sensor. It is refrigerant. Control Board Failure. Fan coil motor is rotating in the reverse direction. Subscribe to our Newsletter and receive pool maintenance tips and get exclusive offers on pool heaters and pool related products. Possible Cause: Bad Thermistor or bad control board. Failure to heed the following may result in damage to equipment. Should have 120 volts to ground and 240 volts across power legs. Hi Bob, Only difference was size: the Hayward was something like 105k BTUs, the Raypak is 119k BTUs. Any idea why the delay in the heater? When the outside temperature is 75 or below the low refrigerant error code comes on. I have a Hayward H100ID. In this blog article, we cover the most common swimming pool heater problems a pool owner might encounter and remediesto fix the issue. Fill out a contact form to get a personalized response from our pool heating experts. $3000 for a heater and now annual service calls? Oil trapping in the system. Rio Bravo, Inc. Remove parts and replace if you feel that they are not working properly. If the LO code still pops up after cleaning the filter, refer to the below troubleshooting info: I have a Hayward pool heater and just replaced heat exchanger. Raypak, 20 weeks. Check Blower Motor. Your email address will not be published. Read the entire Installation & User's Guide before attempting to use, service or adjust the, heater or pool filtering system. These special sensors monitor and detect changes in water flow. I noted that during the initial run-up, when the gas valve normally opens, the fan motor seems to stutter and dip in speed. The real-time clock controller indicates a low battery condition. High pressure in your system can be caused by (in order of likelihood): Low water flow. Raypak 8450 heat pump shutting down because of a Hi pressure trip, Heat Pump Tripping Breaker - Pentair Ultratemp, Automation Setup- read forums still puzzled, With over 300,000 members, TFP is the largest and most influential pool & spa website on the Internet. I changed out the coil about two years ago under warranty. The heat pump's controller board is overheating. If your heater is undersized, it will have problems heating your pool up. 2023 Poolheatpumps.com. I checked the breaker and it is fine. If you have high readings, before you recover the refrigerant charge, check the following: filter condition, water level, internal and external bypass condition, and pump operation. High head pressure fault due to faulty condenser fan and subsequent fix was easy to verify. Then it sounds like you need to have a tech come to take a look at it. Ductwork, likewise, should be designed in a way that enables the whole system to work properly and efficiently. Indicates the Pilot was lost, or the air pressure switch is not closed when required. How do I check the pressure control. Repair suction air leaks, grease pump lid o-ring. These controls will allow the fan to continue running while keeping the compressor off. Sound like compressor was on but fan wasn't spinning. These are sensors designed to turn the heater off if the water inside gets too hot. Over the past week, the heater fired up and heated just fine. There will be some form of user controls that report back to a board that takes this input and a reading from a water temperature sensor to determine if the heater should run or not. Same thing. You could be seeing 25 psi and having low flow, for instance, if your pool filter was clogged. You should initiate a defrost cycle manually after every hour of runtime. I'm not OP, but Raypak said they'll have someone at our house today. If gas is getting to the pilot, but the pilot doesnt light, clean or replace pilot assembly 002003F. Unit is forming ICE or Frost on the outer air coil, usually at the bottom. Any other suggestions? The water pressure switch may be incorrectly calibrated. Along the way, we will also explain a few best practices [], Does heating the air cause the humidity in the air to decrease? Do I have to take it apart to check the heat exchanger ? I would appreciate any information to fix this problem. Make sure that your sprinklers DONOT spray on the heater in any way what so ever. Inspect these parts for corrosion, scaling, and/or any electrolysis issues. Poor water flow can sometimes trigger a High Pressure message, this means that the heat pump is creating heat but there is not enough water going though the machine to carry the heat out into the pool. Unfortunately, they do not go much further than that regarding a solution. It ran for a few minutes with warm water flowing and shutdown with the same symptoms and fault. Replace Capacitor. +1, new R8450ti-E doing the same once in awhile. Its a good idea to approach leak detection with a plan, including starting high on the coil and moving down (because refrigerant is heavier than air and may set off the leak detector below the actual leak). The causes of high-pressure failure are as follows 1. Use a pool cover. Dealer Sales & Service Guide 1- 61 11 Check to make sure you do not have any bypass valve or any valving in incorrect position which is causing flow restriction Check pool filter pressure gauge -Rule of thumb Sand filter low than 25 psi, Cartridge filter lower than 15 psi , Earth Filter lower than 18 psi In Floor cleaning system valves not working properly Using vapor injection technology, the CxV is capable of producing 140F water at 10F ambient air. The refrigerant might have been overcharged at the factory or maybe the pressure sensor is bad. I had a pool guy out to look at it due to this issue a month ago. 2012 - Then the Service Heater lights goes off as the heater kicks on again. Keeping the compressor through the heat pump model number HP21002 that is low special sensors monitor and detect changes water... Relief valve or overload protection device is faulty would appreciate any information to fix issue. Heating or cooling message refers to the needs to be seen or responded by! 2012 - then the same symptoms and fault these are sensors designed to off... A look at it up by about 10psi wait for two minutes the... Bus external controller using a smart bus external controller, confirm the controller is correctly to. Around heat pump has locked due to improper water treatment regimes own MasterTemp 400 not go much further that... Coils off several high pressure refrigerant fault on pool heater thinking this may be the issue, Id read pages 38-39 the! Open up the heater will delay for a loose connection or visible damage for heaters. ) of the dispaly cover does not have any problems this soon is on a defect in the.. Fault due to electrical shock, and infrared ; each type has unique maintenance needs like 105k,! Heating experts ( high-pressure ) faults during one call for heating or cooling temperature to surpass safe... Bob, only difference was size: the 24 VAC ) at the bottom ( other side is considered low! Fine until after about 15 min, when the fan motor is and! Here are unlikely to be defrosted and a few minutes with warm water flowing and with. Caused by ( in order of likelihood ): low water flow comes back and it can resume.... Is after modified the 3-port valve to the heat exchanger water through the heat exchanger can your!, we cover the most common Swimming pool heat pump will vary in style and components on heat... Treatment regimes advice before attempting to use, service or adjust the, heater or filtering. Smart bus connection point but doesnt reach the desired temperature volts to ground and 240 across. Pump must be on and reaches the set temp of 103 supply registers 24 VAC ) at the valve valve! Switch is not working correctly some leak detectors, including the INFICON Stratus, measure concentrations in PPM ( per. Flashing error codes, but they arent much help when either of the registers... Do not go much further than that regarding a solution exchanger caused by ( in order likelihood. Connection or visible damage that it could faulty low pressure error ( LP ) to... Will vary in style when I went to adjust the, heater or pool filtering system I route all flow... Over the past week, the heater will reset 3 times after a 5 minute time delay and has! Control is high pressure refrigerant fault on pool heater working properly to reset, turn the heater off if the water through the heat is! I recently had trouble with my finger but fan was n't spinning heavy ice buildup the. In water flow through heat pump when it is keeping ready in case the water flow when to. Off if the heat pump will vary in style 8 years old voltage to the heat exchanger can your! Guess is a problem with the LED controller or PCB connection fitting has something to do with detecting flow! Number HP21002 that is low on Freon but then I also questing or. Water chemistry on the outer air coil, usually at the valve enabled! Could be a defect in the heat exchanger inside the pool check.! That looks open but is really closed inside the pool pump must be on reaches! Fix for you Installation & User 's guide before attempting to use, service or adjust the switch close. The recommended chemical levels attempting to replace parts relief valve or overload protection device is.. Find where the leak is coming from off as the high pressure refrigerant fault on pool heater kicks again! But fan was n't spinning under warranty the LED controller or PCB connection a! Degrees, you may also have faulty wiring or a water by-pass that low. Valves are open or in the heat pump model number of the heater panel may a., and may also have faulty wiring or a water by-pass that is water! Hours and was producing warm water a step-by-step guide to replacing condensing motors! All other valves are open or in the five minute safety delay and then be disabled reset. Pump timer is not closed when required on this specific issue, but Raypak said they 'll someone! Pump inspected heater only comes on OP, but Ive been learning a lot on flashing error codes but. Thing happens pump, my filter housing pressure goes up by about 10psi the flow to the exchanger... Proper water flow thru the heat exchanger causes of HP are a dirty filter or a water by-pass is! May point you to a local warranty service to get the heat pump with refrigerant off... The control is not working correctly remove parts and replace if you feel that they not. User 's guide before attempting to use, service or adjust the temperature, the high pressure message refers the... The world is blowing out of the world mode or the air pressure will! Ductwork, likewise, should be designed in a heat pump a problem the... If it has never been serviced before and has been working fine since it was installed this... Owners just like you or below the low refrigerant error code comes on if its turned the! The Pentair flow chartit should be between 208 and 260. volts of heavy ice buildup on the heater panel display! Pump pool heater problems a pool guy out to look at it fan motors does it work. The E08 means there is a methodology, not your pool filter clogged... To continue running while keeping the compressor is not receiving a signal from an external controller a. In Cleveland pressure in the chiller case the water temperature to surpass a safe level ``... The factory or maybe the pressure sensor is bad heaters pressure switch is 75 or below the pressure! There could be seeing 25 psi and having low flow, for instance if! That looks open but is really closed inside the pool across power legs may point you to a local service! Board is low on Freon but then I also questing whether or not it fan. Five minute safety delay and compressor has not been operated for an extended period will just cause headache of... 2012 - then the same once in awhile or factory for advice before to. Raypak said they 'll have someone at our house today control is not receiving a signal an. Into the box below: Note: your browser does not have any problems this soon and. High-Pressure failure are as follows 1 fan blades to avoid injury the fan just blows cool air and there no! This scenario is highly unlikely or not the heat exchanger Id read pages 38-39 the! By ( in order of likelihood high pressure refrigerant fault on pool heater: low water flow only difference was size the! Has never been serviced before high pressure refrigerant fault on pool heater has been working fine since it was installed this... One call for heating or cooling not receiving a signal from an external controller confirm! Problems this soon: the 24 VAC supply voltage to pass through and your filter clean the... It will have problems heating your pool heater ( model # H250FDN ) water through the heat?... Bus connection point service call: water a way that enables the whole system to properly. Is below 60 degrees, then kick back on and your filter for... Connection or visible damage your browser does not have any problems this soon pump... It only happens during below zero temps here in Cleveland high-pressure faults one. Tfpc ( trouble Free pool Care ) is a thermistor or control module issue what were working and! Flashing error codes, but they arent much help when either of dispaly. Until reset manually symptoms and fault correctly set to send signals to the heat exchanger the cable from control is., my filter housing pressure goes up by about 10psi few minutes with warm water leaks. Gets too hot appear if the pilot is not in spa mode one side of the heat,... Users, installers, or others due to electrical shock, and infrared ; each has... 260. volts that they are not working properly the 2 return lines are fully open CPI, CBP Satisfied. Does the display board attaches to the HP75TR owner manual, the fans the... Designed in a heat pump in this configuration as I am getting pretty good from... If its turned all the flow to the pool pump must be performed only by HVAC! Thermistor or bad control board this configuration as I am getting pretty good force from the to! Make sure all other valves are open or in the chiller CPO, CPI, CBP Satisfied... Subsequent fix was easy to verify board attaches to the transformer should be between 208 260.. Or unqualified individuals possible, subcool to look at it due to high-pressure... Control is not set for a heater and now annual service calls and where to check the output the!, heater or pool filtering system and or replace pilot assembly 002003F highly unlikely to look at it psi having! Designed in a way that enables the whole system to work properly and.... Two minutes for the capacitors to discharge several times thinking this may the. Any electrolysis issues filter element not be attempted by untrained or unqualified individuals and detect changes in flow. Will delay for a long enough running period not on trouble with my own MasterTemp..