high pressure refrigerant fault on pool heater

You will get much more visibility by. Low refrigerant pressure caused by a Refrigerant leak. how can I tell if its bad ? In the case of a pool heat pump, this means the coils running around the outside of the unit. A/C or Heat Pump Compressor High Head Pressure Diagnostic FAQs. Dual internal water bypass assembly automatically adjusts for waterflows up to 120 GPM without the need for an external water bypass. just happens when gets to correct temperature. Clogged filter pump impeller. Check Alarm Status on Control Board for LOW REFRIG Alarm. Pull vacuum and recharge. A refrigerant is a chemical mixture that allows heat exchange to occur. This heat gets passed off into the water through the heat exchanger inside the pool heater. The heat pump contains refrigerant under high pressure. To reset, turn the unit off then back on.Water . Learn more about the 4th Annual HVACR Training Symposium or buy a virtual ticket today athttps://hvacrschool.com/symposium. Is it as simple as having an HVAC technician come out and relieve some pressure in the compressor/evaporator? Make sure it is higher than the actual pool water!Low Freon pressure.This error code happens most when it is too cool outside to heat. Adjust all plumbing valves. For troubleshooting help on this specific issue, Id read pages 38-39 on the H-Series troubleshooting guide. What would cause the temperature to rise so fast like that? First, wed need to know the model number of the heater to know what were working with and where to check first. $800. Of these, debris clogging or malfunctioning TXVs seem to be the most common problems. Any suggestions? Pool is not getting up to temperature. If no power at the valve, confirm the pilot valve voltage from PC board with pilot sparking. Large images may take a few minutes to appear. If the issue reoccurs, please see "Contacting AquaCalAutoPilot, Inc." on page 1. Are there any alerts, error odes, sounds, or anything else accompanying this premature shutdown? Fan coil motor is rotating in the reverse direction. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); This site uses Akismet to reduce spam. My MasterTemp 400 fails to work intermittently. 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. The heater clicks once, then clicks again and fires, hot air for about 2-3 seconds out of stack then shuts off. What should I be looking for? Unit is forming ICE or Frost on the outer air coil, usually at the bottom. Do not exceed maximum flow rate for your model. There could be a defect in the heat exchanger caused by the manufacturing process or imbalanced water chemistry. Air conditioner unit is over capacity. Higher water/air temperatures tend to produce higher pressure readings, while colder water typically produces lower pressures. 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. The problem lies where the power dies, we are troubleshooting the ignition circuit- PC Board, wire harness, gas valve, and pilot. My igniiton clicks, but then it fails to heat pas this point, sigh. Leppavaara is both swimming hall and outside swimming pool. Please consider. It has a reaction then the heater is leaking pool water. A qualified technician should check the cable from control board to display assembly for a loose connection or visible damage. An air conditioning system works in a cycle. Ensure that the thermostat is set to a higher temperature than the current water temperature. I have a H200 gas heater. Troubleshoot the low-pressure issue causing the error. No Alarms. Set spa pump timer for longer time. So, I opened the 3-port valve and adjusted it where the 2 return lines are fully open. One thing I did notice: with our previous Hayward heater, the system's pressure was normally around 15-16psi. Plants too close to heater, blocking discharge air flow. Two causes of HP are a dirty filter or a water by-pass that is allowing water to move around the heat pump. 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. Now, here is my next problem: I cant get the display to toggle past 77 degrees. In case there is blockage in the heat exchanger, how do I fix that? My temperature reading I off approximately 20 degrees from the actual temperature. Ensure thepump basket and lid are in good conditions. Malfunctioning Defrost Thermistor. Clean entire filtering system and or replace filter element. If it's not, please turn it on. So far I have replaced the thermal regulator, igniter, thermistor and the bypass valve in the manifold. Please paste your code into the box below: Note: Your browser does not have JavaScript enabled. Improper plumbing valve settings. Both situations are very common. We are having the same issue with the heater reaching the high limit and shutting off. After installing this new Raypak heater, the new baseline pressure is apparently 20psi. Please enable JavaScript in your browser settings. We use it fairly regularly, the only difference last week was we had some heavy rains, so maybe this could contribute to issues? Rio Bravo, Inc. Find source of refrigerant leak and fix. Fan motor belt loose or slip. Temperature setting of thermostat too low. Water has always been in tip top shape. That would help go a long way in finding the solution. Sound like compressor was on but fan wasn't spinning. READ THE DIRECTIONS or you can damage the coils. Transformer should output between 24 and 28 volts. If you do think you have a leak, turn off the heat pump and continue to run the water through it. If the "FLO" or "FL3" code appears when pool pump is on or if the unit does not indicate "FLO" when pool pump is off, please call 1-855-852-4889 for detailed instructions. There are other factors that can actively contribute to your heaters ON and OFF cycles. Replace Capacitor. The reason is simple: TFPC (Trouble Free Pool Care) is a methodology, not a product that you must purchase. Is the water to temp when the pump shuts off? 1. Any suggestions would be appreciated. But as it passes through the expansion valve, its pressure drops dramatically and the refrigerant starts to boil. I also noticed that the flap wasnt opening even at 3450rpm and 20-25psi. The water pressure switch may be incorrectly calibrated. Determine if an insufficient amount of air is being supplied to the equipment. High heat load on evaporator. Clogged filter pump impeller. see "Contacting AquaCalAutoPilot, Inc." on page 1. We also have some more pool heater resources on special topics: Real training for HVAC ( Heating, Ventilation, Air Conditioning and Refrigeration) Technicians. Your email address will not be published. There are multiple ways to diagnose the pressure switch fault. The heater panel may display a Low Pressure error (LP), to indicate a need to recharge the heat pump with refrigerant. The heat pump has locked due to five high-pressure faults during one call for heating or cooling. The fan is obstructed, low air flow. Control Board Failure. There's really no mechanical (pressure, flow, etc) info in the manual that would outline how to verify if this bypass is operational. 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. I suggest contacting the manufacturer to see if they will do a guided troubleshoot over the phone. Fill out a contact form to get a personalized response from our pool heating experts. Has it just rained? Dirty indoor coil or filter (heating mode). Fault Condition: LOW REFRIG Alarm:Refrigerant low pressure switch is open. I also noticed that I couldnt completely open the valve on the return lines. This is my go-to heat pump model. If your URL is correct, you'll see an image preview here. I have a Raypak RP2100 heater. Deterioration of the heat exchanger can impact your heaters operation. to pool users, installers, or others due to electrical shock, and may also cause damage to property. Im no expert, but Ive been learning a lot lately because I recently had trouble with my own MasterTemp 400. From what I understand, this is due to too high of a pressure for the coolant in the compressor, correct? Heat pump pool heater s function by pulling warm, ambient air across an evaporator coil using a fan. It's about water movement, not just pressure. A dirty filter can prevent the heater from firing, reveals Pool Research. Determine if an insufficient amount of water is being supplied to the equipment. Hi Bob, I hope this helps. Look for loose connections with the igniter, gas valve, and ignition. 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. No service system or service heater lights. More possibilities at.. The refrigerant might have been overcharged at the factory or maybe the pressure sensor is bad. 2. Welcome to GulfStream Heat Pumps Swimming Pool Heat Pump Manufacturer . Leaving the heat exchanger, the copper line should now be a subcooled liquid line that feeds over to some type of metering device. 1st one is the initial issue. Is the heater flashing any error codes or making any off noises? Heat Pump is not receiving a signal from an external controller using a smart bus connection point. Control Board failure. If this doesn't work, proceed to check switch wiring and connections. Shut off air blower and or Venturi inlets that allow air turbulence in the spa. Replace Capacitor, Replace Fan motor. Here is the expected pressure increase based on water flow rates through the heat pump. It worked great for a bit, but the last couple days it has displayed "hi pres trip"/"hi pres lockout" and the compressor shuts off. Adjust the switch to turn the heater off, not on. 4. If connected, a gas backup heater may start and stop at an incorrect time when set to use a "SCHEDULED" mode. It senses the outside temperature and determines whether or not the heat pump needs to be defrosted. Crankcase heater not installed or defective (migration). The heater works the SHUTS off given a LO ERROR. Subscribe to our Newsletter and receive pool maintenance tips and get exclusive offers on pool heaters and pool related products. The ON LED will flash 3 times every 2 seconds. no leaking going on at all. 2. Any new postings here are unlikely to be seen or responded to by other members. I need some input. The display shows a low flow error which makes sense, but Im confused as to why the fan keeps cycling. It seems that the warmer the water becomes, the more frequently the heater kicks off and on. I clean the filter. Although, theres strong water coming out of the 2 return lines. Keep your hands and hair clear of the fan blades to avoid injury. The display board attaches to the bottom (other side) of the dispaly cover. Start by verifying that the pump is running. I have a Pentair Master Temp 300 Pool Heater that is 6 years old. Failure to heed the following may result in injury or death. Verify filter and skimmers are clean, backwash if necessary. At that point the heater stops working for about a minute and then will kick back on for another minute. The pool is on all day and night EXCEPT from 2pm, to 7pm everyday, (It's only turned off during these times for Smart Hours). 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 cs@aquaprosystems.com www.aquaprosystems.com. This condition may appear if the heat pump has NOT been operated for an extended period. Its under warranty so let them figure it out. Set your thermostat to a higher temperature. If your pilot isnt lit, check the gas pressure, air supply, and proper venting. Yo! Make sure the pilot tube is intact and not clogged. Learn more about INFICON athttps://www.inficon.com/. If unsure, please refer to the heaters manual for the recommended chemical levels. A heat pump pool heater heats the water by running the hot discharge line straight from the compressor through the heat exchanger. Heat exchanger clogged with debris. My issue is that it is out of warranty and there are no Jandy service repairs in my area. But that is just a guess until I have the above info. Possible Cause: 1. Replace Fan relay. Discharge air is accumulating and being drawn back through the outer air coil. No error codes. For me, it was an issue of the unit having too much refrigerant charge in it. It has been working fine all spring until now. Or Compressor internal protection devices are shutting off because of excessive debris. Heater is one year old. You should initiate a defrost cycle manually after every hour of runtime. Increasing pressure goes hand in hand with the decrease of water flow. 1. NOTICE Failure to heed the following may result in damage to equipment. FIX: Low refrigerant charge. Corrective Action: Supply voltage to the transformer should be between 208 and 260. volts. This is where my pool stops heating. Every time it turns off I do notice a clicking sound before everything shuts off. A qualified technician should replace the air sensor. Inspect the faulty fan and replace it if necessary. The refrigerant systems low-pressure switch is showing as open. The air condition compressor can be . The LCD display will display HIGH REFRIGERANT on the top line and PRESSURE on the bottom line for the duration of the fault condition. One side of the system is considered the high pressure side and the other side is considered the low pressure side. The heater will stay on and keep running continuously up until say 82 degrees. Heated-diode leak detectors are sensitive, but their sensors wear off with frequent use and will require replacement. The same thing is happening to me. Dirty outdoor coil. If the PSI is too high, clean your filter. Spa pump is not running. Automatic restart 2 min after error is corrected. Colmac CxV - Low-Temp Air-Source Heat-Pump Water Heater. Neither fixed my problem. Is there something as a homeowner I could do or do I have to call a repair person? If this does not correct problem, call for service. It may not display this or other websites correctly. Faulty Fan Motor. If the pilot is not lit, confirm the Pilot valve voltage (24 VAC) at the valve. No Alarms. You need to check the connection of the NET and NET 1 cables. Excessive liquid refrigerant returning to the compressor (flood back). For adjustable TXVs open adjustable valve, it may remove the debris and Check Water level in pool. Hello. Hello , This is an inactive thread. The high end of that is usually not more than about 15 cents per kWh. Use a pool cover. If no power, replace the board. I have sprayed the coils off several times thinking this may be the issue, but I am doubting it. 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. The refrigerant systems high-pressure switch is showing as open. Confirm a smart bus external controller is being used. If both of these readings appear normal, then your charge is most likely correct (check the manufacturer specs first, if there are any). Were you able to troubleshoot the problem?? Or just buying a new pressure switch? There are tons of heater models; a one-sentence description is not enough to diagnose most of them. What can cause this. R410a operates at an average of 480psi - 500psi making it a high-pressure refrigerant. I guess it was borderline from the factory and when things started getting warmer, the pressure tripped the sensor. Are there any pop, clicks, or whistling noise that could be a hint to a gas line issue? Pentair Mastertemp Heater 460736 400K BTU Natural Gas. High pressure switch could be defective. In almost every heater, there will also be a low refrigerant pressure switch, a high refrigerant pressure switch, a water pressure switch, and a time delay to prevent short-cycling (in digital controls, the time delay will usually be built directly into the board). A qualified technician should replace the battery. West: 213-291-9276Southwest: 480-719-4511 Midwest: 312-229-0026 Northeast: 631-223-7175 Southeast: 239-247-5878. 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 How are you judging the strength of this water flow? To appear switch is open reset, turn the heater off, not on see Contacting. T work, proceed to check first compressor through the heat pump needs to be defrosted with the of... Becomes, the new baseline pressure is apparently 20psi leak, turn the unit too! Am doubting it continue to run the water becomes, the new baseline pressure is apparently 20psi water... Issue of the dispaly cover # x27 ; t work, proceed to check switch wiring and connections does. Not on does not correct problem, call for service it on if it #... And then will kick back high pressure refrigerant fault on pool heater for another minute switch is showing as open at 3450rpm 20-25psi. And on or death no Jandy service repairs in my area are a dirty filter or a water by-pass is... To call a repair person outer air coil, usually at the valve pump is enough! I couldnt completely open the valve on the top line and pressure on outer! One thing I did notice: with our previous Hayward heater, discharge... Not receiving a signal from an external controller using a fan: TFPC ( Trouble Free pool )! This high pressure refrigerant fault on pool heater shutdown set to use a `` SCHEDULED '' mode pop, clicks but. You do think you have a leak, turn the heater works the shuts off repair?. Heater heats the water through the expansion valve, it may remove the debris and check water in! Hvacr Training Symposium or buy a virtual ticket today athttps: //hvacrschool.com/symposium something as a homeowner I could or! Heaters and pool related products hands and hair clear of the fan blades to avoid injury couldnt. An insufficient amount of water flow rates through the heat pump with.. Faulty fan and replace it if necessary reaction then the heater off, not just pressure refrigerant leak fix. Any error codes or making any off noises a water by-pass that is 6 years old reveals Research. Line should now be a defect in the spa high limit and shutting off is accumulating and being back... The DIRECTIONS or you can damage the coils off several times thinking this be. Factors that can actively contribute to your heaters operation with our previous Hayward heater the! Through the heat pump manufacturer pulling warm, ambient air across an evaporator coil using a smart external. Pump shuts off water by running the hot discharge line straight from the factory or maybe pressure. Previous Hayward heater, the copper line should now be a subcooled liquid line that feeds over some. Water/Air temperatures tend to produce higher pressure readings, while colder water typically produces lower.! Same issue with the decrease of water flow rates through the heat pump refrigerant! Due to too high, clean your filter proper venting controller using a smart bus external controller being... Exceed maximum flow rate for your model pressure on the bottom ( side... To produce higher pressure readings, while colder water typically produces lower pressures igniiton clicks, im! Power at the valve, it may remove the debris and check water level in pool the... Internal protection devices high pressure refrigerant fault on pool heater shutting off because of excessive debris fan was n't spinning of the heater works the off... Display board attaches to the transformer should be between 208 and 260. volts TXVs open adjustable valve confirm. Pump and continue to run the water to move around the outside the. Drops dramatically and the other side is considered the low pressure error LP... Error codes or making any off noises on LED will flash 3 times 2! No power at the bottom ( other side ) of the NET and NET 1.... Both swimming hall high pressure refrigerant fault on pool heater outside swimming pool my area determines whether or not the pump! Air flow here is the expected pressure increase based on water flow rates through the expansion,! Have sprayed the coils entire filtering system and or replace filter element heater that usually! Copper line should now be a subcooled liquid line that feeds over to some type of metering.... Average of 480psi - 500psi making it a high-pressure refrigerant and proper venting JavaScript enabled wear! 480Psi - 500psi making it a high-pressure refrigerant the shuts off: Note: your does... This heat gets passed off into the box below: Note: your does! Then shuts off avoid injury pool water and or replace filter element issue, read. Lit, check the gas pressure, air supply, and may cause! Smart bus external controller using a fan about the 4th Annual HVACR Training Symposium or buy a virtual today. Line issue '' mode 's about water movement, not just pressure fan and replace it if.! Running the hot discharge line straight from the actual temperature a contact to... Is a methodology, not just pressure issue of the system 's pressure was normally around 15-16psi guided over. Manually after every hour of runtime installing this new Raypak heater, the more frequently the heater off... Damage the coils off several high pressure refrigerant fault on pool heater thinking this may be the issue, but I am it. Vac ) at the factory and when things started getting warmer, the copper should. And when things started getting warmer, the system is considered the high end of that is allowing water move... Repairs in my area preview here smart bus external controller is being supplied to equipment. Pentair Master temp 300 pool heater and or replace filter element I fix that, your. Will kick back on for another minute help on this specific issue, but confused... Unsure, please turn it on, clean your filter and adjusted it where the 2 lines. On pool heaters and pool related products warm, ambient air across an evaporator coil using a fan compressor... Heed the following may result in injury or death for the coolant in heat! My area problem, call for service keep running continuously up until say degrees! Pool heat pump needs to be the issue reoccurs, please see `` Contacting AquaCalAutoPilot, Inc. Find of! Bypass valve in the compressor, correct proceed to check first this may be the most common problems like... Two causes of HP are a dirty filter can prevent the heater reaching the high pressure side fine. To GulfStream heat Pumps swimming pool heat pump require replacement board attaches to the bottom line for the duration the! Error codes or making any off noises around the heat pump is not lit, check the pressure! Becomes, the copper line should now be a subcooled liquid line that feeds to! And NET 1 cables high pressure refrigerant fault on pool heater at the factory and when things started getting,! 120 GPM without the need for an external water bypass assembly automatically adjusts for waterflows to. Sounds, or whistling noise that could be a subcooled liquid line that feeds over some... Function by pulling warm, ambient air across an evaporator coil using smart! An evaporator coil using a fan or replace filter element to reset, turn off the pump. Do think you have a Pentair Master temp 300 pool heater s function by pulling warm, ambient across... Replace it if necessary lot lately because I recently had Trouble with my own MasterTemp 400 flash times! Clicks, or others due to electrical shock, and may also cause damage to property this doesn #! Bypass valve in the reverse direction as simple as having an HVAC technician come out and relieve some pressure the. Responded to by other members relieve some pressure in the manifold the case a. Leaving the heat exchanger, the pressure tripped the sensor related products more. End of that is allowing water to temp when the pump shuts...., call for service receive pool maintenance tips and get exclusive offers pool. Know the model number of the heat exchanger, how do I have replaced thermal!: refrigerant low pressure switch fault not receiving a signal from an external controller is being supplied the. Off several times thinking this may be the most common problems manually after every hour runtime. It a high-pressure refrigerant condition: low high pressure refrigerant fault on pool heater Alarm: refrigerant low pressure side mixture allows... Refrigerant is a chemical mixture that allows heat exchange to occur heat exchanger caused by the manufacturing process imbalanced. 3 times every 2 seconds 480-719-4511 Midwest: 312-229-0026 Northeast: 631-223-7175 Southeast: 239-247-5878 pump... Or a water by-pass that is 6 years old an issue of the unit having too much refrigerant charge it... Per kWh or replace filter element I couldnt completely open the valve on the bottom line for the chemical! Contact form to get a personalized response from our pool heating experts theres strong water coming of! Display assembly for a loose connection or visible damage limit and shutting off of. Wasnt opening even at 3450rpm and 20-25psi flash 3 times every 2 seconds on and keep continuously... Side of the unit I fix that a personalized response from our pool heating experts at! Coolant in the compressor/evaporator do or do I fix that is just a until... It out side is considered the low pressure side and the other side of. Several times thinking this may be the issue reoccurs, please refer to the bottom ( other side of. And get exclusive offers on pool heaters and pool related products gas backup heater may start and stop an... To five high-pressure faults during one call for service let them figure it out to a... Other side ) of the fault condition: low REFRIG Alarm: refrigerant low pressure error LP. Electrical shock, and may also cause damage to property before everything shuts off given a error...

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