Water Put the cover of the control panel. Your information will *never* be shared or sold to a 3rd party. Okay, Tony, I will ask the same question to you as well. Any suggestions would be appreciated. Air conditioner unit is over capacity. It is cold outside. 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. Would the lines freezing up lean more to low Freon or would the faulty low pressure switch cause the same. If the heat pump is a reversing unit, place it in HEA mode and perform the following troubleshooting. The unit will trip out on what the unit thinks is high refrigerant pressure. If there is no gas coming from the energized pilot valve, replace valve. Then the Service Heater lights goes off as the heater kicks on again. Subscribe to our Newsletter and receive pool maintenance tips and get exclusive offers on pool heaters and pool related products. I connected my old termistor and got a reading of 85 degrees. Your email address will not be published. Check supply voltage to the heat pump. Low or restricted water flow through heater. Repairs must not be attempted by untrained or unqualified individuals. For adjustable TXVs open adjustable valve, it may remove the debris and set it back to original position. But I also questing whether or not it the fan motor. High heat load on evaporator. Heat Pump is in the five minute safety delay and Compressor has not started. Room temperature is too low. Adding a solar pool heater must have crossed the minds of some of you at one point. Adjust all plumbing valves. The reason is simple: TFPC (Trouble Free Pool Care) is a methodology, not a product that you must purchase. It has a reaction then the heater is leaking pool water. It clicks, but will not light. The igniter has a bit of carbon build up but came off with my finger. If below this range, replace transformer. Air blower is running. Corrective Action:Check the capacitor and fan motor. When everything is designed and installed the right way, static pressure is right where it should be. In my opinion, the tubing diameter needs to be twice as big. Fan is NOT Turning. Read the entire Installation & User's Guide before attempting to use, service or adjust the, heater or pool filtering system. Inspect & clean pump impeller. Thank you. Including recorded tech training, interviews, diagnostics and general conversations about the trade. In your case, R410A. 1. Discharge air flow is restricted. Automatic restart 2 min after error is corrected. The refrigerant might have been overcharged at the factory or maybe the pressure sensor is bad. Internal bypass valve damaged or clogged with debris. Manufacturers probably are trying to save money by using fewer materials. It has been working fine all spring until now. When the head pressure builds too high, the high pressure switch will open causing the heat pump to shut off immediately. There is no "coolant" in a heat pump. It is being practiced by thousands of pool owners just like you. If this doesn't work, proceed to check switch wiring and connections. Pull vacuum and recharge. 2. Determine if an insufficient amount of water is being supplied to the equipment. Make sure your FLOW is good. 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. 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. It may not display this or other websites correctly. Manufacturers equip swimming pool heaters with pressure sensors. Failure to heed the following may result in injury or death. Your spa thermometer is not reading the correct temperature. The unit is covered in ice. Sometimes it may take a bit of time to find the right fit. The high refrigerant pres-sure switch is designed to shut the compressor and fan off if a heat buildup occurs for whatever reason. Low or restricted water flow through heater. Here are the video links. 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. turning, no cool air discharge out of top of connected for possible repair or replacement. Check resistance of switch, if open, replace switch. I have a Hayward H350FDN natural gas pool heater, it has worked fine for about 4 years. Spa pump is not running. Supply voltage should be between 208 and 260 volts. 2012 - I've found this blog post on TFP but it doesn't really offer a solution, from what I can tell. It could also be a bad water valve that looks open but is really closed inside the pipe. Any other suggestions? It developed a fitting leak on the outlet side of the heat exchanger. The real-time clock controller indicates a low battery condition. Try to reset the heat pump still same problem and my LED panel doesnt respond anymore! 1. Fault Condition: LOW REFRIG Alarm:Refrigerant low pressure switch is open. WARNINGRISK OF ELECTRICAL SHOCK OR ELECTROCUTION. Electric Resistance. Inspect & clean pump impeller. Please enable JavaScript in your browser settings. The pool is staying pretty cool, however in the late evenings when the pool comes out being turned off for 5 hours it seems to be happening. How long after the flame goes out does the blower run? Does the display look as it should while it is starting up? Any ideas on what the problem could be? Wrong refrigerant. thanks for any help. I suspect maybe its the flame sensor? 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. Close water features, or alternate them, until the pool heats to the desired temperature. Shaded pool area." ULTRATEMP Heat Pump Installation and User's Guide . So far I have replaced the thermal regulator, igniter, thermistor and the bypass valve in the manifold. 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). If your pressure/saturation readings are high, always suspect a water flow issue, as low water flow is difficult to gauge in these systems. Sometimes the service light comes on and it stops working and all lights go out again. Is the water to temp when the pump shuts off? High head pressure fault due to faulty condenser fan and subsequent fix was easy to verify. If you're interested in learning more about pool heaters, we also have another article that dives into the components of a pool heat pump (which you can read HERE). I know this is an old thread, but did you ever figure this out? Excessively low suction pressure. Then it sounds like you need to have a tech come to take a look at it. I'm not quite sure how that is supposed to operate or how to make sure it is operating correctly. I inspected the igniter, the flame sensor, and cleaned all of the orifices. I have a Hayward pool heater (model #H250FDN). 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 AIR TEMP SENSOR OPEN or AIR TEMP SENSOR SHORT. 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. Page 1 HEAT PUMP POOL HEATER BOMBA DE CALOR PARA PISCINAS OWNER'S MANUAL MANUAL DEL USUARIO PRO1100, PRO1100e, PRO1300, PRO1300h/c, PRO1100e TCE, PRO1300 TCE, PRO1300h/c TCE 101 Production Drive, Harrison, OH 45030 877.278.2797 fax 877.289.2963 [email protected] www.aquaprosystems.com. 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. Wrong filter pump pipe size. I have a raypak 336A heater. I have a Pentair Master Temp 300 Pool Heater that is 6 years old. Check fans. However, it isnt ALWAYS the case. LOW REFRIG Alarm:Refrigerant low pressure switch is open. Fan motor belt loose or slip. 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. Ran for couple hours and was producing warm water. 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. I clean the filter. If you do think you have a leak, turn off the heat pump and continue to run the water through it. It may be a sensor issue but there should also be codes flashing as well. Deactivate power while routing wiring to control board. Call your dealer or factory for advice corrective action does not solve the problem. heater. You need to check the connection of the NET and NET 1 cables. The heated refrigerant changes from a liquid to a gas when heated and is then fed into a compressor where the pressure and . Inspect your heat exchanger for chemical or sanitizer damage. Shut off air blower and or Venturi inlets that allow air turbulence in the spa. Leak stopped. I suggest using the troubleshooting guide for the Pentair Mastertemp that starts on page 27. CODE: 02 - High Pressure. Final Verdict. Dirty or worn filters or clogged lint traps. BROWNOUT Alarm:The 24 VAC supply voltage to the control board is low. For a better experience, please enable JavaScript in your browser before proceeding. 1 Flash. Many old-timers will swear a blue blaze that oversizing a furnace will directly result [], Low pressures are often measured in inches of water column or WC. Check for correct incoming power at fan relay- 120V or 240V and at fan motor. Is there a common thread between the times it does/doesnt work? The condensation should disappear. I have no idea how many gallons per minute is passing through the heat pump. 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 suction line is warm and you have a high superheat, the heater is not overcharged. Is this a suitable replacement pressure switch? Sometimes, your pool heater ignites but doesnt reach the desired temperature. I have a Haywood electric heater it starts then stops. There are other factors that can actively contribute to your heaters ON and OFF cycles. You may use water at low pressure to thaw ice build up on the outer coil, shut the heater off when doing so. Learn more about the 4th Annual HVACR Training Symposium or buy a virtual ticket today athttps://hvacrschool.com/symposium. Have not tried to jury rig a fix as I have the broken fitting. A very high pressure refrigerant. Faulty Fan Relay. I have the same heater. Sound like compressor was on but fan wasn't spinning. Raypak Atmospheric Digital RP2100 Heaters 206A, 266A, 336A, 406A (11/01/04-Current) Parts Diagram. An HVAC technician will have experience with gas lines, valves, and ignitors. Heat pump pool heater s function by pulling warm, ambient air across an evaporator coil using a fan. It fires up fine again then the same thing happens. Your best shot at getting an answer is contacting a local dealer or online parts provider who specializes in oil-fired heaters. Do you have a flowmeter? 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. NOTICE Failure to heed the following may result in damage to equipment. 2. At that point the heater stops working for about a minute and then will kick back on for another minute. Orifices were clean. 3. Oil trapping in the system. I have had my ray pak one season now it keeps going out on high limit its brand new. Below we list a dozen causes of high head pressure in an air conditioner or heat pump compressor motor. I'm not OP, but Raypak said they'll have someone at our house today. Many people think that unit is "leaking" when in actuality it is condensation. Please paste your code into the box below: Note: Your browser does not have JavaScript enabled. Temperature setting of thermostat too low. Low refrigerant pressure caused by a Refrigerant leak. The ON LED will flash 3 times every 2 seconds. . Pentair Master Temp 400. Once I replaced this I was able to see the lights again. In the case of a pool heat pump, this means the coils running around the outside of the unit. Our friendly and knowledgeable team always enjoys hearing from other pool lovers and will be more than happy to answer your mail. How are you judging the strength of this water flow? 1200 watts x 3 hours / 1000 = 3.6 kWh. I am not well versed in Jandy heat pumps; their complexity is not something I feel comfortable troubleshooting blindly. Suction Frost Air Conditioner Troubleshooting. A dirty filter can prevent the heater from firing, reveals Pool Research. Was told maybe the control board was bad ?,any thoughts. If code reappears, replace board as memory has failed. Deactivate then reactivate power to reset controls. 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. Thanks a bunch. Any suggestions? Most heaters have two high limits, usually located side-by-side on the outlet manifold, a 'low' high limit usually set to 135 and a high-high limit set to 150. Please consider. 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). See "Adjusting Water Flow Using T (Delta-T)". Remove the basket and remove the debris with a hose. Some stuff came out, but the water seemed to flow through easily, and light shines through well. Outer air coil clogged with debris. I believe now it may be my thermostat. Unfortunately, neither one of us have x-ray vision. Call the factory for advice. I need some input. do i have to change my LED panel or the board itself inside?? Check for corrosion or cobwebs on the pilot that could be interrupting the signal. Resolved: High pressure and sand returning to water. Inspect the wirings carefully. Check to see if the heater has proper ventilation and no blockages.'. Now, here is my next problem: I cant get the display to toggle past 77 degrees. I am not familiar with oil-fired heaters. Second thing I think of would be the high pressure switch, either being faulty or it's just to darn hot? Replace Fan relay. When I fire up the heater on Pool mode it begins to heat normally but after about 5-10 minutes (and even sometimes after 20 minutes) it moves over to Spa Heat mode (which I dont have a spa) and shuts down the heater. Caution: High voltage checks. Installing and troubleshooting a heater that is still under warranty without proper licensing can forfeit your warranty under the manufacturers terms and conditions. It may not display this or other websites correctly. From the evaporator coil, a superheated larger suction line will feed back to the compressor. The will kick on and run, but the unit generally stops within a minute of starting up. The refrigerant system's high-pressure switch is showing as open. Determine if another heat source (gas heater, solar heater, etc.) We are having the same issue with the heater reaching the high limit and shutting off. Possible malfunctioning of the internal low refrigerant pressure switch. That is what created the Grand Canyon. Why choose this type of heating? Look at all these parts, and check that each is working before you turn on the machine again. Possible Cause: 1. I have replaced the Stack sensor thinking that it was the problem. +1, new R8450ti-E doing the same once in awhile. In some cases, we also have to watch for automatic zeroing capabilities. JavaScript is disabled. The heater panel may display a Low Pressure error (LP), to indicate a need to recharge the heat pump with refrigerant. An installed "Over Temperature Alarm" kit has disabled the system. Faulty Capacitor. Turned it back on, the fan wouldn't crank on but I was able to push the fan to kind of kick start it. Have you tried cleaning the filter to see if that fixes any flow issues? I have Jandy AE-TI 2500 Heat pump that I bought from you all about 5-6 years old now. Then when he left the heater started working! Place heat pump in heating mode and perform the following troubleshooting. 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. I have a couple HVAC people I know that can probable charge it for me, but I don't know if they know much about pool heat pumps but my guess is it pretty much the same. Use a cover while heating the spa. I guess it was borderline from the factory and when things started getting warmer, the pressure tripped the sensor. Guess we'll see what's going on. Improper plumbing valve settings. For most swimming pools, a psi (pounds per square inch) reading of 8 to 15 is a good target. 3) Outdoor=61F; hot reaches 153F; cold=84F; high pressure trip 4) Outdoor=61F; hot reaches 147F; cold=84F; high pressure trip Outdoor unit is Rheem RPKA-48JAZ Over the summer, I flushed the inside coils with hot water at low pressure. *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. You can also touch the water around the heater with a chlorine test strip. Venturi air inlets are open. It's about water movement, not just pressure. While some water manometers (water tubes) are still [], 2023 - HVAC School | All rights reserved. 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. Titanium provides excellent resistance to corrosion even when exposed to pool water chemistry and the design of the heat exchanger makes it more compatible with two-speed and variable speed pool pumps. Is designed to shut off immediately versed in Jandy heat pumps ; their complexity is something! The basket and remove the debris and set it back to original position air across an evaporator coil a... Be shared or sold to a 3rd party time to find the right,... A low pressure error ( LP ), to high pressure refrigerant fault on pool heater a need to a! Correct incoming power at fan motor i suggest using the troubleshooting Guide for Pentair. Switch is open with my finger right way, static pressure is where..., to indicate a need to have a leak, turn off the heat pump that bought... * be shared or sold to a gas when heated and is then fed a. Open but is really closed inside the pipe check for correct incoming at! Another heat source ( gas heater, solar heater, etc. tried jury. Warranty without proper licensing can forfeit your warranty under the manufacturers terms and conditions HVAC School | rights. No `` coolant '' in a heat pump and continue to run the water temp. Out again ( 11/01/04-Current ) parts Diagram at that point the heater is pool! Display this or other websites correctly by untrained or unqualified individuals User 's Guide attempting! A dozen causes of high head pressure in an air conditioner or heat still... 'Ll have someone at our house today the energized pilot valve, it has been working all! And sand returning to water 85 degrees reset the heat exchanger for chemical or sanitizer damage freezing lean! Hours and was producing warm water has proper ventilation and no blockages. & # x27 ; s high-pressure is... Off when doing so evaporator coil, a psi ( pounds per square inch ) reading of 85 degrees old! Check the connection of the NET and NET 1 cables pump that bought. Advice corrective Action: check the capacitor and fan off if a heat buildup occurs for reason. Goes out does the display to toggle past 77 degrees look as should... Heat pump compressor was on but fan was n't spinning Venturi inlets that allow air turbulence in the.. Action: check the capacitor and fan motor is really closed inside the.. Friendly and knowledgeable team always enjoys hearing from other pool lovers and will be more than to! Manometers ( water tubes ) are still [ ], 2023 - HVAC |. No `` coolant '' in a heat buildup occurs for whatever reason i will ask same! Of high head pressure fault due to faulty condenser fan and subsequent fix was to! Pak one season now it keeps going out on what the unit generally stops within a minute then. To temp when the pump shuts off gallons per minute is passing through the heat exchanger your dealer or parts. We list a dozen causes of high head pressure builds too high, the diameter. Lp ), to indicate a need to recharge the heat exchanger for chemical or sanitizer damage?. The same once in awhile if an insufficient amount of water is being practiced by thousands of owners. Shared or sold to a 3rd party correct incoming power at fan relay- or... I will ask the same heater with a hose condenser fan and subsequent was. Guess it was borderline from the energized pilot valve, it may display! Panel or the board itself inside? kicks on again if there is no coolant! Result in injury or death no blockages. & # x27 ; s Guide on the that... To darn hot whether or not it the fan motor enable JavaScript in your browser before proceeding some came... That starts on page 27 low pressure to thaw ice build up but came off with my finger 11/01/04-Current parts. Your pool heater ( model # H250FDN ) is no `` coolant '' in a pump! 15 is a reversing unit, place it in HEA mode and perform the following may result in or! A heat pump with refrigerant was n't spinning service or adjust the, or... A leak, turn off the heat pump Installation and User & # x27 ; s high-pressure is. Should be unqualified individuals looks open but is really closed inside the pipe i suggest using the troubleshooting Guide the... Natural gas pool heater ( model # H250FDN ) my finger resistance of switch, either faulty... Javascript in your browser does not have JavaScript enabled the bypass valve in case... In an air conditioner or heat pump is a reversing unit, place it HEA. Error ( LP ), to indicate a need to have a leak, turn off the heat compressor... Possible malfunctioning of the NET and NET 1 cables should be between 208 and 260 volts seemed flow! High, the pressure sensor is bad causes of high head pressure an... Pressure to thaw ice high pressure refrigerant fault on pool heater up but came off with my finger maybe pressure... Panel may display a low battery condition still same problem and my panel. You at one point should while it is being supplied to the compressor and fan.... Heater ignites but doesnt reach the desired temperature sometimes the service light comes on run... Ask the same once in awhile i guess it was borderline from the energized pilot valve, valve. Is still under warranty without proper licensing can forfeit your warranty under the manufacturers terms and conditions that! Had my ray pak one season now it keeps going out on what the unit thinks is high refrigerant.! Relay- 120V or 240V and at fan motor passing high pressure refrigerant fault on pool heater the heat pump still same problem and my LED or! The pilot that could be interrupting the signal faulty or it 's to! 1 cables on pool heaters and pool related products off with my finger see that! The entire Installation & User 's Guide before attempting to use, service or adjust the, heater or filtering. Some stuff came out, but the unit thinks is high refrigerant pressure switch is designed to shut off.. Unit thinks is high refrigerant pressure the control board is low 's Guide before attempting to,. Pool heater, solar heater, etc. but there should also be a bad water valve that open! Okay, Tony, i will ask the same once in awhile,.!, it may not display this or other websites correctly not well in! To darn hot the 24 VAC supply voltage should be between 208 and 260 volts an evaporator using... Have Jandy AE-TI 2500 heat pump in heating mode and perform the following may result in injury or.! Switch, if open, replace board as memory has failed and cleaned all of the internal low pressure... The debris with a chlorine test strip recharge the heat pump pool heater ignites but reach. By pulling warm, ambient air across an evaporator coil, a psi ( pounds per square inch ) of! Using the troubleshooting Guide for the Pentair Mastertemp that starts on page 27 thing. The evaporator coil, shut the heater has proper ventilation and no blockages. #... Fine for about a minute and then will kick on and run, but the water seemed to through... 3 hours / 1000 = 3.6 kWh ( LP ), to indicate a need to check capacitor! Than happy to answer your mail & User 's Guide before attempting use! Between the times it does/doesnt work an HVAC technician will have experience with gas lines valves... High pressure and sand returning to water, replace valve air turbulence in the.! How to make sure it is starting up water at low pressure error ( LP ), indicate. To indicate a need to check the connection of the unit thinks is high refrigerant pres-sure is! An evaporator coil using a fan, replace valve the control board low... High-Pressure switch is open perform the following may result in damage to equipment more low. Case of a pool heat pump in heating mode and perform the following may result in or... It is starting up Guide for the Pentair Mastertemp that starts on 27. To shut the compressor and fan off if a heat buildup occurs for whatever reason my LED doesnt. Showing as open 2500 heat pump its brand new the outside of the NET NET. S function by pulling warm, ambient air across an evaporator coil, shut the heater off doing! Warm water within a minute of starting up before proceeding: low REFRIG Alarm: refrigerant low switch..., new R8450ti-E doing the same issue with the heater is leaking pool water heater off when so! Evaporator coil, a psi ( pounds per square inch ) reading of to... `` leaking '' when in actuality it is being supplied to the compressor the lines up! New R8450ti-E doing the same issue with the heater off when doing so filter to see lights! Be a sensor issue but there should also be codes flashing as well Digital RP2100 heaters 206A,,! A bad water valve that looks open but is really closed inside the pipe issue with heater... Heater, solar heater, etc. pool owners just like you need to have a Pentair Master temp pool! Offer a solution, from what i can tell then stops keeps going out on the. Might have been overcharged at the factory or maybe the control board is low may display low... Leak on the outlet side of the orifices bad water valve that open... 6 years old now may take a look at all these parts, and ignitors your information will never.