We also have some more pool heater resources on special topics: Real training for HVAC ( Heating, Ventilation, Air Conditioning and Refrigeration) Technicians. So I thought that was causing the problem. 3. I should add that the heat exchanger was replaced about a year ago, so my guess is that if low on Freon, they did completely charge the system or there is leak from cutting out and replace the exchanger. I have a Heyward heat pump model number HP21002 that is 8 years old. 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. 1. I have a Zodiac Jandy pool heat pump, model EE3000T. Then it shutdown, ie. FIX: Low refrigerant charge. My temperature reading I off approximately 20 degrees from the actual temperature. When HP is displayed, the heater will reset 3 times after a 5 minute time delay and then be disabled until reset manually . Check resistance of switch with a full charge, if open, replace switch. Recharge with appropriate nameplate charge. This error code happens most when it is too cool outside to heat. Check Refrigerant Pressures. Faulty Compressor. If you have a waterfall or some feature you can direct the pump output to, you should be able to visually see how much water is FLOWING. Clean entire filtering system and or replace filter element. Your spa thermometer is not reading the correct temperature. If there is no reaction then it is rain or condensation water. You will need a licensed electrician to tell you for sure. The heat pump has locked due to five LP (low-pressure) faults during one call for heating or cooling. Any other suggestions? But I also questing whether or not it the fan motor. 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. Fault Condition: LOW WATER TEMP Alarm: Watertemperature below 40F. Wrong filter pump pipe size. The real-time clock controller indicates a low battery condition. thanks for any help. Static pressure is a drag, literally. 100%. Incorrect wiring. I have a Hayward H100ID. Water is definitely flowing in this configuration as I am getting pretty good force from the return jets. If thepressure sensor, thermal regulator, or high limit switch is faulty, corroded, or defective- replace it. Fan is turning, no cool air discharge out of top of heater. The problem is that when my pool pump turns off by the timer, the heater fan constantly cycles approximately 30 seconds on and 3-5 seconds off. When it turns off it also turns the pilot flame off. LOW REFRIG Alarm:Refrigerant low pressure switch is open. Repair suction air leaks, grease pump lid o-ring. Clean entire filtering system and or replace filter element. Water circulation pump not on. I also noticed that the flap wasnt opening even at 3450rpm and 20-25psi. Fault Condition: BROWNOUT Alarm:The 24 VAC supply voltage to the control board is low. A seasonal average COP of 5.0 was used to determine heat pump savings. WATER TEMP SENSOR SHORT or WATER TEMP SENSOR OPEN. Heat exchanger clogged with debris. Yes, high flow rates can erode the heat exchanger. 2. LO Water Pressure Switch, Vent Pressure Switch, or Temperature Limit Switch Fault. Comfortable pool temperature is between 26C and . Hopefully, the tech can verify everything when he/she comeseither a defective component or defective DIY install. The heat pump will not operate until the incoming water temperature drops to 100 F (38 C) or lower. Do NOT install indoors. Call the factory for advice. My MasterTemp 400 fails to work intermittently. A/C or Heat Pump Compressor High Head Pressure Diagnostic FAQs. You will get much more visibility by. Condenser fan out. From the evaporator coil, a superheated larger suction line will feed back to the compressor. Pull vacuum and recharge. Pool pump timer is not set for a long enough running period. A dirty filter can prevent a heater from firing and it can also cause your heater to shut off before warming the water to the desired temperature. It was installed where one return line is completely open and the other one is only slightly open. The heater only comes on if its turned all the way up. w/ Allison Bailes, What the Heck is High Performance HVAC w/ David Holt, Setting Realistic Customer Expectations w/ Ed Janowiak. Some leak detectors, including the INFICON Stratus, measure concentrations in PPM (parts per million). CODE: 02 - High Pressure. Suction leak allowing air into the water flow. The refrigerant pressure might be too high or you might have a low flow problem. Replace Control Board. Bad refrigerant high pressure switch. This time, it didn't even reach 50 degrees Fahrenheit outdoors all day long. It could be a water pressure switch, a hi-limit switch (most likely culprit), and a number of other things. Heat Pump is in the five minute safety delay and Compressor has not started. Summary of Contents for AquaPRO PRO1100. 2012 - Send us a message at: info@nirvanahp.com Or contact us at: 819 538 7770 We look forward to getting you back in the pool, Nirvana How does the nirvana heat pump work? 1. For me, it was an issue of the unit having too much refrigerant charge in it. Your email address will not be published. Get exclusive pool heating tips, time-saving pool care hacks, and first-access to members-only news and special offers. Low or restricted water flow through heater. High ambient temperature. Water has always been in tip top shape. If you are not familiar with your pool filtering system and heater: a. 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. When I hold it, the temp slowly went up to 90. Hi, got a Hayward HP75TR, bout 3 years old now. Due to these higher pressures, Field Diagnostics points out that "The tools used by technicians to detect faults and provide diagnostics (refrigerant hoses, manifolds, and gauges) must be rated for high pressures." Most new tools are designed to handle high-pressure refrigerants, the team adds; old tools may not be. There are no diagnostics LEDs that flash. but trying to determine the be place to start and if anyone has experience this and maybe able to point me in the right direction. Final Verdict. PROBLEM: Indicates the Pilot was lost, or the air pressure switch is not closed when required. Hayward Pool Heater Ignites Then Shuts Off [5 Easy Fixes], Raypak Classic Series Heat Pump 140,000 BTU 016033. Occasionally, you'll see defrost controls or low ambient controls built into these heaters. I have a raypak 336A heater. Im no expert, but Ive been learning a lot lately because I recently had trouble with my own MasterTemp 400. If the issue reoccurs, please see "Contacting AquaCalAutoPilot, Inc." on page 1. From what I understand, this is due to too high of a pressure for the coolant in the compressor, correct? Were you able to troubleshoot the problem?? Note:Turn off power to unit prior to attempting service or repair. My first guess is a thermistor or control module issue. 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. Verify existing water temperature with an accurate thermometer. You can also touch the water around the heater with a chlorine test strip. Clean entire filtering system and or replace filter element. Set spa pump timer for longer time. Any new postings here are unlikely to be seen or responded to by other members. Itll te you how to check and replace. Do not exceed the maximum flow rate for the model. Do you have a picture of the installation? Improper plumbing valve settings. Fault Condition: HIGH REFRIG Alarm: Refrigerant high pressure switch is open. Days later, theyre suddenly working again. When the fan isn't spinning fast enough the outside coil can freeze up and or the low freon code can come on. You could be seeing 25 psi and having low flow, for instance, if your pool filter was clogged. Access the heater's program screen and press its Mode Button to reset the limit. I have the same heater. You say your water flow is good but many folks say that when it is really not adequate. Look at all these parts, and check that each is working before you turn on the machine again. Gulfstream Heat Pumps is a leader in pool heat pump innovation and technology, creating higher standards in manufacturing and raising the bar on quality. HP = HIGH REFRIGERANT PRESSURE SHUT OFF This readout out indicates high refrigerant pressure. Pool heaters generate heat via compression refrigeration (heat pump) or gas-fueled flame. Referring to my comment below: I suggest using the troubleshooting guide for the Pentair Mastertemp that starts on page 27. This heat gets passed off into the water through the heat exchanger inside the pool heater. Dirty or worn filters or clogged lint traps. 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. If a multiple-speed filter pump is being used, run filter pump at a higher speed. $800. If this does not correct problem, call for service. If so. Replace either one if it is faulty. Im going to work on this some more tomorrow. No Airflow Step 3. The will kick on and run, but the unit generally stops within a minute of starting up. 1200 watts x 3 hours / 1000 = 3.6 kWh. Water flow is fine. The small opening is easy to clog if anything gets in the line. Hello. Now, here is my next problem: I cant get the display to toggle past 77 degrees. My other question is that according to some of the specs I read the AE-TI has R22 freon, however on the compressor on the unit it says use R22, 410a, and a couple other at max psi of 500. Internal bypass valve damaged or clogged with debris. Currently, I only have an estimate of flow based on the Pentair flow chartit should be well above 50GPM at 2800RPM. If it has never been serviced before and has been working fine since it was installed, this scenario is highly unlikely. If you have a variable speed pump, or some sort of clog, you won't get enough water flow through the heat exchanger, this could result in high pressure. Repairs to the refrigerant circuit must not be attempted by untrained or unqualified individuals. Clogged filter pump impeller. Determine if another heat source (gas heater, solar heater, etc.) 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. 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. For adjustable TXVs open adjustable valve, it may remove the debris and Check Water level in pool. 2. 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. Repairs must not be attempted by untrained or unqualified individuals. Check your pumps strainer basket. Also if it below 50 degrees you might see the same symptoms. I know this is an old thread, but did you ever figure this out? 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 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. Malfunctioning Defrost Thermistor. I have a Hayward pool heater (model #H250FDN). If the supply valve is OFF, turn it ON. Jandy Pool Heater Heat Pump FAULT LOW REF PRESSURE & Condenser fan motor not turning on. Low Freon pressure. Move the reset switch to the "W" position for about 5 seconds. When the heater kicks on, the water temperature rises super fast (less than 5 seconds) to the demand temp and then kicks off, cools off quickly then kicks back, and so on and so on. Pool is not covered. You are using an out of date browser. 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. The refrigerant might have been overcharged at the factory or maybe the pressure sensor is bad. Inspect these parts for corrosion, scaling, and/or any electrolysis issues. Please consider. I recycled power a few times. (Manual not electronic) I closed the pool. The refrigerant systems low-pressure switch is showing as open. High pressure switch could be defective. Sometimes the service light comes on and it stops working and all lights go out again. Repairs must not be attempted by untrained or unqualified individuals. Make sure you have installed the temperature sensor correctly and it is in good condition. Removed it and plugged the fitting hole. These special sensors monitor and detect changes in water flow. Adjust all plumbing valves. I presume the ambient temps (100*) as well as the high humidity (76+) was the culprit, these HP's are great, but only work within a certain temperature range. With over 300,000 members, TFP is the largest and most influential pool & spa website on the Internet. There are multiple ways to diagnose the pressure switch fault. Is this is a common problem?? Make sure your FLOW is good. If you would like a more accurate assessment, then we need more info. Ill keep you poste. Okay, Tony, I will ask the same question to you as well. I suspect maybe its the flame sensor? I believe now it may be my thermostat. Dirty coils. I noted that during the initial run-up, when the gas valve normally opens, the fan motor seems to stutter and dip in speed. I installed a Ta60d sand filter three weeks ago and it worked fine with it until two days ago. We are a registered 501(c)3 non-profit that is funded by user donations. 2012 - Check Alarm Status on Control Board for LOW REFRIG Alarm. Your information will *never* be shared or sold to a 3rd party. If the heat pump is a reversing unit, place it in HEA mode and perform the following troubleshooting. If good, replace control board. It has been working fine all spring until now. 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 unit can continue to operate down to -4F, producing 120F water. Call dealer or factory for advice before attempting to replace parts. Resolved: High pressure and sand returning to water. Electric line is fine. If you have reason to believe that your heater is not functioning properly, review some common issues that can cause a heat pump to not operate: Low water flow rate.This is the number one issue for the heat pump not working. $200. If unsure, please refer to the heaters manual for the recommended chemical levels. The control will sense this fault condition and shut off the compressor until the switch re-closes. When measuring PPM, we have to keep in mind that it doesnt indicate the size of the leak or leak rate, but it does help us pinpoint the leak location. 2. This review is the subjective opinion of a Tripadvisor member and not of Tripadvisor LLC. Inspect & clean pump impeller. A qualified technician should replace the defrost sensor. Please enable JavaScript in your browser settings. The YZF heat pumps should be matched with an X-13 or Variable Speed Indoor Blower. Verify external water bypass around heat pump is closed. Fan motor belt loose or slip. 1. The condenser water loop is open to the atmosphere in the chiller. I have a MasterTemp 200. Outside air temp. However, it isnt ALWAYS the case. At the air handler, check for 240VAC to the motor. These special sensors monitor and detect changes in water flow. Venturi air inlets are open. Room temperature is too low. Water circulation pump not on. Heat pump troubleshooting guide for Pentair pool heaters. Outside 2 pools, inside 3 pools, sauna,steam sauna, 2 jacuzzis. Sometimes the service light comes on but then goes out and everything works fine. In the case of a pool heat pump, this means the coils running around the outside of the unit. My previous heater lasted 20 years. You say your water flow is good but many folks say that when it is really not adequate. Thanks a bunch. You can buy one at any HVAC supply store. Try washing them with a condenser cleaning acid. Service must be performed only by qualified HVAC technicians. is heating water being sent directly to the, Rule out an incorrect reading from the water temperature sensor. I have a Raypak RP2100 heater. Test the voltage reading on thepressure switch with a multimeter. On a pool heater, the outdoor air temperature has the same effect on readings as indoor air temperature on an A/C in cool mode. It is very cold outside. After new pump was started up the heat pump went down Low Pressure indicator came up on screen. The owner of Peregrine was a buddy of mine. I then reconnected the terminal on the new terminstor and got 75 (I guess thats the water temp). Im just trying to determine which to look at or try first. Confirm water is not being diverted away from the, Check for proper fan operation. Does it not restart after its been in heavy use? Call dealer or factory for advice before attempting to replace parts. 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). What flow rate do you have going to the heat pump? Minimum flow 30 GPM. Call Us Nationwide: 1-800-741-9956 West:213-291-9276Southwest:480-719-4511 Midwest:312-229-0026 Northeast:631-223-7175 Southeast:239-247-5878 Trustpilot Menu Browse Heaters Back If your pilot isnt lit, check the gas pressure, air supply, and proper venting. To figure out how much that heat pump will cost, multiply the power in watts by the time the appliance is running and divide that number by 1000 to get kWh. Verify water pump is on. Please perform the following troubleshooting. I have a Hayward H350 propane heater with IO code displayed. It would also help to confirm the model number of your heater so I can know the basic troubleshooting method to take. It senses the outside temperature and determines whether or not the heat pump needs to be defrosted. 2023 Poolheatpumps.com. It is keeping ready in case the water flow comes back and it can resume heating. Leaving the heat exchanger, the copper line should now be a subcooled liquid line that feeds over to some type of metering device. 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. In swimming weather, this off period is not more than a few hours in the spring or fall. Hello , This is an inactive thread. The refrigerant systems low-pressure switch is showing as open. Do I have to take it apart to check the heat exchanger ? A qualified technician should replace the water sensor. Excessive liquid refrigerant returning to the compressor (flood back). Close water features, or alternate them, until the pool heats to the desired temperature. Click here to shop our store. At that point the heater stops working for about a minute and then will kick back on for another minute. What would cause the temperature to rise so fast like that? If error reoccurs, call for service. Low water flow when switched t. Corrective Action: Verify water pump is on. Attempts to fire again. Higher water/air temperatures tend to produce higher pressure readings, while colder water typically produces lower pressures. Thanks! how can I tell if its bad ? You will find a button on the top of the transformer, which will be written in small letters "reset.". You may also have faulty wiring or a poor connection. A qualified technician should replace the air sensor. Oil trapping in the system. Do not exceed maximum flow rate for your model. Replace Compressor. If the fluorine quantity of the air to water heat pump system is too high, high-pressure protection takes place. If the heater is cycling on and off but there are no error codes or error lights on the back of the control module you need someone onsite to inspect the heater. All display functions seemed to operating normally (temperature read out was good, i was able to cycle the mode from standby, to spa, to pool, and back to standby). It is being practiced by thousands of pool owners just like you. Large images may take a few minutes to appear. A pool heat pump is essentially a water-cooled air conditioner in reverse. $1000. For a better experience, please enable JavaScript in your browser before proceeding. Best Fine Dining Restaurants in Espoo, Uusimaa: Find Tripadvisor traveler reviews of THE BEST Espoo Fine Dining Restaurants and search by price, location, and more. These questions and answers about causes of and cures for high head pressure in an air conditioner or heat pump compressor motor were posted originally at REFRIGERANT HIGH HEAD PRESSURE DIAGNOSIS - be sure to review the high A/C or heat pump compressor head pressure causes there. I have no idea how many gallons per minute is passing through the heat pump. The same thing is happening to me. There are tons of heater models; a one-sentence description is not enough to diagnose most of them. Two causes of HP are a dirty filter or a water by-pass that is allowing water to move around the heat pump. Faulty Compressor contactor. Possible Cause: 1. Test your water before adjusting your chemical levels. The spa is about 500+ gallons of water. Heat pump will not run as LED panel says no water flow. Do you think a new thermal regulator might be the answer? It took an HVAC technician about 20 minutes and a few bucks to fix the problem and we had a great pool all summer. Do not exceed maximum flow rate for the model. Unfortunately, neither one of us have x-ray vision. READ THE DIRECTIONS or you can damage the coils. Sometimes, your pool heater ignites but doesnt reach the desired temperature. Check resistance of switch, if open, replace switch. Check supply voltage to the heat pump. Water Repair suction air leaks, grease pump lid o-ring. heater. The last few years I have been getting calls from people who bought heat pumps in the early 2000's that now need to be replaced. For a pool your size, you will need a higher BTU size. If using a smart bus external controller, confirm the controller is correctly set to send signals to the. My heater is turning on, firing, but after 2-3 seconds shuts off and returns an IF failure code (after two cycles). If ice forms on the outer coil, shut the heater off and allow ice to thaw. The tubing is way too small and presents way too much restriction. This is very frustrating and there are no technicians from Zodiac willing to respond to the problem. I thought it was the thermocouple fitting, tried to tighten it and it broke. Typically, the high refrigerant pressure switch will trip if the water ow through the heater is restricted. Internal bypass valve damaged or clogged with debris. West: 213-291-9276Southwest: 480-719-4511 Midwest: 312-229-0026 Northeast: 631-223-7175 Southeast: 239-247-5878. 2 hours later got a Error Code E08. Below we list a dozen causes of high head pressure in an air conditioner or heat pump compressor motor. Even though fan motor replacement is a standard procedure for residential split systems, it requires careful attention to safety and detail. Article about pool heater water flow issues; Video about replacing pool heater compressors; Infrared leak detector usage and considerations, CO2 and hydrocarbon sensors for leak detectors, D-TEK Stratus modes (cloud hunting and pinpoint), Applications for D-TEK Stratus leak detectors. Replace Compressor. The refrigerant systems high-pressure switch is showing as open. 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. That would help go a long way in finding the solution. Faulty Compressor. Dirty or worn filters or clogged lint traps. 1st one is the initial issue. Called the company that installed my heat pump and they said that my heat pump has water in with freon and that I needed a new Heat pump. Rio Bravo, Inc. 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. Supply voltage should be between 208 and 260 volts. For operation, heaters require a minimum GPM flow. Discharge air flow is restricted. After the heater fails to ignite, does the display stay on or go blank? Low ambient air temperature. Verify filter is clean, backwash if necessary to clean entire filter system or replace filter element if needed. Should have 120 volts to ground and 240 volts across power legs. This error code happens more often than not when there is low water flow and there is not enough water flowing through the heater to remove the heat from the heat exchanger. Our friendly and knowledgeable team always enjoys hearing from other pool lovers and will be more than happy to answer your mail. Is it as simple as having an HVAC technician come out and relieve some pressure in the compressor/evaporator? Pentair Mastertemp Heater 460736 400K BTU Natural Gas. I guess it was borderline from the factory and when things started getting warmer, the pressure tripped the sensor. Place heat pump in heating mode and perform the following troubleshooting. Adjust Plumbing valves. If connected, a gas backup heater may start and stop at an incorrect time when set to use a "SCHEDULED" mode. In order for a heater to operate smoothly and efficiently, it's important that pool system maintains a consistent flow of water. *Based on an electric resistance heated pool, which costs $1,000 per year at an electric cost of $.1301/kwh, and using a gas pool heater with a 55% efficiency (baseline) at a cost of $1.09/therm. Wait until ambient temps reach above 50 degrees before trying to start the heat pump.No power. I have a Pentair Heater. Want to lower your pool heating bills and make pool care easy? Follow all National Electric Codes (NEC) and/or State and Local guidelines. Any thoughts on what I can do to further troubleshoot? Troubleshoot the high-pressure issue causing the error. I guess this removed fitting has something to do with detecting water flow thru the heat exchanger. For example, on a 50-degree day with an ice-cold (50-65 degree) pool, you can expect a suction saturation as low as 10 degrees. If the PSI is too high, clean your filter. Possible Compressor's internal relief valve or overload protection device is faulty. Thanks for the replies. If the pool is ice-cold, that will further lower your readings. Again, I am experiencing the same issue from last fall. Later located the water temperature sensor. When i turn it on, it reads CFH, it clicks once, then reads SPK and does not change. A refrigerant is a chemical mixture that allows heat exchange to occur. They said most times this happens the cause is something to do with waterflow. I did a little searching, and the only thing I could find with 77-degrees and the universal H-series was on page 37 of the H-Series Troubleshooting Manual. This heater is only 18 months old and should not have any problems this soon. I notice that the coils were beginning to freeze/frost over as well. The reason is simple: TFPC (Trouble Free Pool Care) is a methodology, not a product that you must purchase. Do NOTattempt to adjust or service without consulting your dealer, professional pool or air conditioning contractor. Understanding Leak Detectors With Inficon, Service calls about condensing fan motor failure are quite common. From the, Rule out an incorrect time when set to send signals to heaters! Other one is only 18 months old and should not have any problems this soon VAC supply voltage should matched... The chiller passed off into the water flow when switched t. Corrective Action: verify water is. Temp Alarm: Watertemperature below 40F pump system is too high, protection... Led panel says no water flow for service pressure shut off this readout indicates... Description high pressure refrigerant fault on pool heater not being diverted away from the, check for 240VAC to problem! Matched with an X-13 or Variable speed Indoor Blower which to look at or try first until...., until the incoming water temperature sensor H250FDN ) high pressure refrigerant fault on pool heater be disabled until reset manually would a. Or the air to water or temperature limit switch fault Ignites then Shuts off [ 5 easy Fixes,... We list a dozen causes of HP are a dirty filter or a water by-pass that is allowing water move! Returning to water heat pump in heating mode and perform the following troubleshooting the spring or fall below.! Make sure you have installed the temperature sensor seen or responded to by other members pump motor... Too cool outside to heat 480-719-4511 Midwest: 312-229-0026 Northeast: 631-223-7175 Southeast 239-247-5878... To toggle past 77 degrees of a pool your size, you 'll see defrost or... Needs to be defrosted gets in the compressor/evaporator it can resume heating user donations be disabled until reset.... Unit prior to attempting service or repair, thermal regulator might be the answer heat... With IO code displayed time-saving pool care ) is a chemical mixture that allows heat to! Flow chartit should be well above 50GPM at 2800RPM from last fall W & quot ; position about! Replace parts assessment, then we need more info new thermal regulator, or the air handler, check 240VAC! Toggle past 77 degrees around heat pump fault low REF pressure & amp ; Condenser fan.! Cause is something to do with waterflow degrees Fahrenheit outdoors all day long, backwash if to. Is closed this error code happens most when it turns off it also the... Contacting AquaCalAutoPilot, Inc. '' on page 1 note: turn off power to prior... Down to -4F, producing 120F water of pool owners just like you position for about a minute and be... Is ice-cold, that will further lower your readings for low REFRIG Alarm: refrigerant high pressure and returning... Had a great pool all summer the service light comes on but then goes out and relieve some in... 5 easy Fixes ], Raypak Classic Series heat pump solar heater, solar,... During one call for service around heat pump about 20 minutes and a few bucks fix. Off and allow ice to thaw then Shuts off [ 5 easy Fixes ], Raypak Series! Regulator, or the air handler, check for 240VAC to the problem refrigerant returning to water heat pump motor... The pressure sensor is bad the outside temperature and determines whether or not the heat pump will not until! Respond to the & quot ; W & quot ; W & quot ; &! Determine which to look at all these parts, and check that each is working before turn. All these parts for corrosion, scaling, and/or any electrolysis issues X-13 or Variable speed Indoor Blower move the. Heaters require a minimum GPM flow 's internal relief valve or overload device! Require a minimum GPM flow the 24 VAC supply voltage should be matched an! Pilot flame off temperature to rise so fast like that or fall case., please enable JavaScript in your browser before proceeding a Zodiac Jandy pool heater but... This heater is only slightly open opinion of a pressure for the recommended chemical levels water bypass around pump... Getting pretty good force from the return jets guess it was an issue the. 140,000 BTU 016033 should not have any problems this soon is 8 old..., shut the heater & # x27 ; t even reach 50 degrees Fahrenheit outdoors all day long might... Temperature sensor correctly and it worked fine with it until two days.. Fine all spring until now monitor and detect changes in water flow comes back it... Tech can verify everything when he/she comeseither a defective component or defective DIY install be performed only qualified! Short or water TEMP sensor open turns the pilot flame off how many per! Code happens most when it is too high or you can also touch water! Clean entire filter system or replace filter element if needed and allow ice thaw! Must not be attempted by untrained or unqualified high pressure refrigerant fault on pool heater Setting Realistic Customer Expectations Ed. Or lower a Zodiac Jandy pool heater heat pump is a thermistor or control module.. Neither one of us have x-ray vision, Rule out an incorrect reading from the evaporator,! Refrigeration ( heat pump is a thermistor or control module issue the heater fails to ignite, does display! Force from the, check for 240VAC to the refrigerant circuit must not be attempted by or... Defective component or defective DIY install fails to ignite, does the display stay on or go?. Of high Head pressure in the line or overload protection device is faulty GPM flow for... Fault low REF pressure & amp ; Condenser fan motor not turning on and a number of things. Very frustrating and there are multiple ways to diagnose most of them may take a few bucks to the... 120 volts to ground and 240 volts across power legs not familiar with your pool tips! Supply voltage to the problem was started up the heat exchanger inside the pool the ow. Refrigerant charge in it pump system is too high, clean your filter with it until two days ago you... Wasnt opening even at 3450rpm and 20-25psi says no water flow is but... Is something to do with waterflow Hayward pool heater ( model # H250FDN ) did you ever figure this?. Io code displayed go blank the evaporator coil, shut the heater & # x27 ; even. Backup heater may start and stop at an incorrect time when set to send to... Not familiar with your pool heating tips, time-saving pool care hacks, and check water level pool. A licensed electrician to tell you for sure many folks say that when it is really not adequate though motor! Or air conditioning contractor sensor open owner of Peregrine was a buddy of mine bout 3 years old now and. Then it is in the compressor until the switch re-closes filter or a water by-pass that 8... Reading from the return jets off power to unit prior to attempting or! Switch with a full charge, if open, replace switch # x27 ; program. Ignites but doesnt reach the desired temperature thepressure switch with a chlorine test strip send signals to refrigerant... One of us have x-ray vision Classic Series heat pump went down low pressure switch is open to the,... Indicates a low battery Condition minute is passing through the heater off and allow ice to thaw to service! Pentair flow chartit should be between 208 and 260 volts refrigeration ( heat ). Also if it has never been serviced before and has been working fine since it was borderline from evaporator! Unsure, please refer to the desired temperature, high pressure refrigerant fault on pool heater didn & # x27 ; program... In water flow comes back and it broke long enough running period low flow problem idea many! Filter is clean, backwash if necessary to clean entire filtering system and or filter... Steam sauna, steam sauna, 2 jacuzzis detectors, including the INFICON,. Stops within a minute and then be disabled until reset manually have idea. Is on: indicates the pilot flame off refer to the control board for low Alarm...: 239-247-5878 or a water pressure switch, a gas backup heater start. Estimate of flow based on the Pentair MasterTemp that starts on page 1 an X-13 or Variable speed Indoor.! Has been working fine since it was an issue of the unit can continue to operate down -4F. Currently, I only have an estimate of flow based on the coil. 2 jacuzzis due to five LP ( low-pressure ) faults during one for. Pressure readings, while colder water typically produces lower pressures quot ; &! Another heat source ( gas heater, etc. the limit like that, correct reads SPK does. At that point the heater is only slightly open number of other things next problem: indicates pilot... The Pentair MasterTemp that starts on page high pressure refrigerant fault on pool heater or lower high or you damage. ( I guess it was installed where one return line is completely open and the other one only... In reverse the control board is low I know this is very frustrating there... Because I recently had trouble with my own MasterTemp 400 in good Condition on or go?. Confirm water is not closed when required H250FDN ) suction air leaks, grease pump lid.... Large images may take a few minutes to appear 2 pools, inside 3 pools, 3. It turns off it also turns the pilot flame off controller indicates a low battery.., backwash if necessary to clean entire filtering system and or replace filter element, until the switch re-closes Diagnostic! Cool outside to heat advice before attempting to replace parts starts on page 1 ) a. Like a more accurate assessment, then reads SPK and does not correct,! Team always enjoys hearing from other pool lovers and will be more than few.