If your URL is correct, you'll see an image preview here. Bad refrigerant low pressure switch. Do not exceed the maximum flow rate for the model. There's really no mechanical (pressure, flow, etc) info in the manual that would outline how to verify if this bypass is operational. How are you judging the strength of this water flow? Raypak Classic Series Heat Pump 140,000 BTU 016033. Right now I suspect that the low-voltage transformer may be defective, but Im curious if anyone else has seen these symptoms. Suction leak allowing air into the water flow. Your pool pump only moves a certain number of GPMs, therefore, too many water features can dramatically decrease your water flow. Replace filter. Make sure the pilot tube is intact and not clogged. I also noticed that I couldnt completely open the valve on the return lines. So I thought that was causing the problem. Sometimes, the places we grow up in can shield us from the realities of the rest of the world. I am not familiar with oil-fired heaters. Deactivate then reactivate power to reset controls. Unit is plumbed backwards. Confirm that the indoor fan is operating and air is blowing out of the supply registers. The heat pump is secondary to a primary heat pump that is displaying a fault code. If the supply valve is OFF, turn it ON. P.S. Thermostat is turned all the way up. The clogging of the coils can cause high head pressure in the chiller. What flow rate do you have going to the heat pump? Im so frustrated. 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. to pool users, installers, or others due to electrical shock, and may also cause damage to property. Failure to heed the following may result in damage to equipment. You will find a button on the top of the transformer, which will be written in small letters "reset.". 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. If using a smart bus external controller, confirm the controller is correctly set to send signals to the. What is happening is we will use the heater to heat up the spa. 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. The unit will trip out on what the unit thinks is high refrigerant pressure. The compressor does not engage, just the fan. Faulty Compressor. 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. Possible Cause: Bad Thermistor or bad control board. High head pressure fault due to faulty condenser fan and subsequent fix was easy to verify. Faulty Capacitor. Tripadvisor performs checks on reviews. It took an HVAC technician about 20 minutes and a few bucks to fix the problem and we had a great pool all summer. Clogged filter pump impeller. Possible malfunctioning of the internal low refrigerant pressure switch. Leaving the heat exchanger, the copper line should now be a subcooled liquid line that feeds over to some type of metering device. There are tons of heater models; a one-sentence description is not enough to diagnose most of them. If your heater is undersized, it will have problems heating your pool up. Inspect thepump and filter and clean if necessary. Unit ON, and Set Temperature is above Actual, but Unit is not heating. The heater works the SHUTS off given a LO ERROR. The heat pump contains refrigerant under high pressure. After installing this new Raypak heater, the new baseline pressure is apparently 20psi. Supply voltage should be between 208 and 260 volts. 1. Water has always been in tip top shape. It is being practiced by thousands of pool owners just like you. 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. You need to check the connection of the NET and NET 1 cables. In order for a heater to operate smoothly and efficiently, its important that pool system maintains a consistent flow of water. Troubleshoot the low-pressure issue causing the error. If no power at the valve, confirm the pilot valve voltage from PC board with pilot sparking. Thank You! If it has never been serviced before and has been working fine since it was installed, this scenario is highly unlikely. The evaporator coil pulls heat out of the air flowing over it and transfers it to refrigerant circulating inside. The refrigerant system's high-pressure switch is showing as open. I have replace the ignitor but still have same problem and display. I only found 1 small stone stuck inside where the bypass is. 2023 Poolheatpumps.com. b. Second thing I think of would be the high pressure switch, either being faulty or it's just to darn hot? 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. The heat pump has locked due to five high-pressure faults during one call for heating or cooling. Repair suction air leaks, grease pump lid o-ring. Check Refrigerant Pressures. Ensure that the thermostat is set to a higher temperature than the current water temperature. Press question mark to learn the rest of the keyboard shortcuts. Pool pump timer is not set for a long enough running period. The ambient temperature sensor is out of range (open or shorted). Dirty coils. Want to lower your pool heating bills and make pool care easy? I guess it was borderline from the factory and when things started getting warmer, the pressure tripped the sensor. Look at all these parts, and check that each is working before you turn on the machine again. For me, it was an issue of the unit having too much refrigerant charge in it. Any thoughts? Troubleshoot the high-pressure issue causing the error. If the fan is not operating, contact. Required fields are marked *. Any new postings here are unlikely to be seen or responded to by other members. Replace filter. At that point the heater stops working for about a minute and then will kick back on for another minute. Spa pump is not running. You are using an out of date browser. Hi, got a Hayward HP75TR, bout 3 years old now. Read the entire Installation & User's Guide before attempting to use, service or adjust the, heater or pool filtering system. It fires up fine again then the same thing happens. Deactivate power while routing wiring to control board. Do you have a flowmeter? Wrong filter pump pipe size. Room temperature is too low. 2 hours later got a Error Code E08. Pentair 470190 Water Pressure Switch Replacement Pool and Spa Heater. If a multiple-speed filter pump is being used, run filter pump at a higher speed. I suggest contacting the manufacturer to see if they will do a guided troubleshoot over the phone. Referring to my comment below: I suggest using the troubleshooting guide for the Pentair Mastertemp that starts on page 27. Learn how your comment data is processed. For troubleshooting help on this specific issue, Id read pages 38-39 on the H-Series troubleshooting guide. Hello. 1 Flash. I have sprayed the coils off several times thinking this may be the issue, but I am doubting it. Ductwork, likewise, should be designed in a way that enables the whole system to work properly and efficiently. If a lot of ice is allowed to build up it will take a long time to thaw out and melt.Heat Pumps are designed to shut off when the air can cause icing and automatically restart when it is safe again as the air temperature goes over 50F. Please consider. These special sensors monitor and detect changes in water flow. Improper plumbing valve settings. Repairs to the refrigerant circuit must not be attempted by untrained or unqualified individuals. If connected, a gas backup heater may start and stop at an incorrect time when set to use a "SCHEDULED" mode. Call the factory for advice. Unfortunately, they do not go much further than that regarding a solution. HVAC systems, regardless of size, are designed to move a certain amount of air. Same thing. Call dealer or factory for advice before attempting to replace parts. 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). Note: My brother Nathan wrote this a few years back, and I only did some minor editing. To clear your Raypak pool heater's high limit 1& 2 faults, follow the steps below: Holding the heater's control cover, remove the 4 screws. Set spa pump timer for longer time. Replace Capacitor, Replace Fan motor. Thank you. In this episode recorded live at AHR Expo 2023, Nick from INFICON joins Bryan to talk about leak detectors and how we can improve our understanding of them. Theres a lot of videos out there about it. I have pulled down some trouble shooting guides, including wiring, switch, fan voltage etc. Excessive liquid refrigerant returning to the compressor (flood back). What would cause the temperature to rise so fast like that? I had a pool guy out to look at it due to this issue a month ago. Inspect your heat exchanger for chemical or sanitizer damage. Do you think a new thermal regulator might be the answer? Oil trapping in the system. 1. The display shows a low flow error which makes sense, but Im confused as to why the fan keeps cycling. After a cleaning, record the pressure reading for your system's "normal" for future reference. Adequate Airflow Step 4. The date and time will need to be reset on the heat pump after replacement. The refrigerant systems high-pressure switch is showing as open. Replace either one if it is faulty. 3.6 kWh x 0.15 cents = $0.54. Also, if you are not seeing any error code on the front panel, you can check the back of the panel for any LED indicator lights. In this blog article, we cover the most common swimming pool heater problems a pool owner might encounter and remediesto fix the issue. Does it not work on especially warm or cold days? Below we list a dozen causes of high head pressure in an air conditioner or heat pump compressor motor. Check for a dirty or blocked evaporator coil. Adjust the switch to turn the heater off, not on. The heated refrigerant changes from a liquid to a gas when heated and is then fed into a compressor where the pressure and . The Most Common Swimming Pool Heater Problems, Copyright 2020 INYOpools All rights reserved. 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). Probably in the evaporator. The reason is simple: TFPC (Trouble Free Pool Care) is a methodology, not a product that you must purchase. Repair suction air leaks. No Airflow Step 3. If you do think you have a leak, turn off the heat pump and continue to run the water through it. Inspect the wirings carefully. The high head pressure is caused in most of the cooling systems. Improper plumbing valve settings. Repair suction air leaks, grease pump lid o-ring. Low or restricted water flow through heater. Fault Condition: LOW WATER FLOW Alarm: The pressure switch sensing water flow is open. The refrigerant systems low-pressure switch is showing as open. Possible Cause: 1. As far as water/plumbing, I have a bypass line installed as well as the in/out to the heat pump, and the plumbing was done according to Raypak's instruction manual. I replaced the temperature sensor and the circuit board. Incorrect wiring. 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. My issue is that it is out of warranty and there are no Jandy service repairs in my area. Choose from the manufacturer list below to view the troubleshooting guide for your pool heating system. just happens when gets to correct temperature. Use a cover while heating the spa. Fault Condition: LOW WATER TEMP Alarm: Watertemperature below 40F. 3-5 different H200 models have varying firing processes. Inspect & clean pump impeller. Air ducts have substantial leakage. I have a WF unit with an ECM blower. Its also good to consider the airflow in the space and how that might affect the location and concentration of the leaked refrigerant. hi i wander if anyone can help we have a certikin coh220 oil boiler that will keep cycling when up to temperature if i turn temp up it keeps running fine ,turn down, turns off everything good. I thought it was the thermocouple fitting, tried to tighten it and it broke. I'm having the same issue. Service by unauthorized personnel will void the. High wind speed over pool. I have only really be noticing it on the weekends when I am outside and notice it shut off. Water High heat load on evaporator. For a pool your size, you will need a higher BTU size. Dirty indoor coil or filter (heating mode). Make sure the valves are open and the heat pump is getting proper water flow. I have a raypak 336A heater. Dirty or worn filters or clogged lint traps. Clean entire filtering system and or replace filter element. Resolved: High pressure and sand returning to water. During those weeks we turned the hear way down as to not heat when we werent using it. We've had problems with this happening before, but only when the outside temperature got to around 55-60 degrees. Yo! Observe extreme caution or call dealer or factory for advice before attempting to Troubleshoot Electrical Box. Subscribe to our Newsletter and receive pool maintenance tips and get exclusive offers on pool heaters and pool related products. According to the HP75TR owner manual, the E08 means there is a problem with the LED controller or PCB connection. OR. appliance. Wait for two minutes for the capacitors to discharge. The high end of that is usually not more than about 15 cents per kWh. Is this is a common problem?? I have a Heyward heat pump model number HP21002 that is 8 years old. 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. Check Alarm Status on Control Board for LOW REFRIG Alarm. Occasionally, you'll see defrost controls or low ambient controls built into these heaters. These Aquacal heat pump error code explanations will help you fix some of the most common AquaCal pool heater problems: What it means: sensors are detecting low water levels in the heat pump, What it means:a communication cable may be damaged or disconnected, What it means:this code indicates an error within the control system, What it means:the defrost sensor may be disconnected or shorted, What it means:the water sensor may be disconnected or shorted, What it means:high-pressure sensor in refrigerant system may be open, What it means:heat pump is locked due to 5 consecutive high-pressure faults in once cycle, What it means: low-pressure sensor in refrigerant system may be open, What it means:heat pump is locked due to 5 consecutive low-pressure faults in once cycle, What it means: temperature of incoming water exceeds 110 degrees; heat pump locked, Medallion Energy 3055 Tech Park Way Deland, FL 32724 407-786-0000, Hours Mon-Fri: 8am 7pm Saturday: 9am 5pm Sunday: By Appointment, Service Areas Anywhere in the United States and throughout Florida.Orlando, Longwood, Miami, Tampa Bay, Jacksonville, St Cloud, Tallahassee, Daytona Beach, Davenport, Windermere, Clearwater, and the rest of North, South, and Central Florida. Access the heater's program screen and press its Mode Button to reset the limit. FIX: Outdoor coil is dirty (cooling mode). Guess we'll see what's going on. w/ Allison Bailes, What the Heck is High Performance HVAC w/ David Holt, Setting Realistic Customer Expectations w/ Ed Janowiak. It happens to me both when the pump is on any speed. PROBLEM: Compressor limit has opened four (4) times within a call for operation. If you would like a more accurate assessment, then we need more info. High pressure switch could be defective. At the air handler, check for 240VAC to the motor. The heater panel may display a Low Pressure error (LP), to indicate a need to recharge the heat pump with refrigerant. If you have high readings, before you recover the refrigerant charge, check the following: filter condition, water level, internal and external bypass condition, and pump operation. Or, maybe your heater isnt generating heat at all. I have a Hayward H350 propane heater with IO code displayed. As I mention in my first reply in this thread, we need to know the model number of the heater to get a better idea of what could be going wrong. Of these, debris clogging or malfunctioning TXVs seem to be the most common problems. Evaporator coil is dirty. Often, when the outdoor air is below 60 degrees, you may have a suction saturation below freezing. You can test this by buying another sensor and swapping it in. I agree. Remove the basket and remove the debris with a hose. Leak detectors come in many varieties, including heated-diode, ultrasonic, and infrared; each type has unique maintenance needs. What happened to him?? Faulty Compressor contactor. This weekend, when I finally had time to work on it, I see there is no power to the display at all: no service light, no heater light, no light or display of any kind. Look for loose connections with the igniter, gas valve, and ignition. Place heat pump in heating mode and perform the following troubleshooting. I second guess myself on being to hot, because that is what the chiller is for, cooling the pool water down. Our friendly and knowledgeable team always enjoys hearing from other pool lovers and will be more than happy to answer your mail. The reason is simple: TFPC (Trouble Free Pool Care) is a methodology, not a product that you must purchase. Check the fan blade and make sure it is not slipping or broken. 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. When everything is designed and installed the right way, static pressure is right where it should be. Easy swap, one-for-one. WATER TEMP SENSOR SHORT or WATER TEMP SENSOR OPEN. Thanks a bunch. The Heat light blinks calling for heat and then it ignites Heat light goes steady for a few seconds and then stops and calls for heat again (Heat light blinks) and then ignites, Heat light steady and then stops again. Then when he left the heater started working! Dirty indoor air filter. It could be a header gasket that is causing the leak. It only happens during below zero temps here in Cleveland. Is the heater hooked up to an automated control or is it standalone? Caution: High voltage checks. CODE: 02 - High Pressure. FIELD WIRING: It would also help to confirm the model number of your heater so I can know the basic troubleshooting method to take. Place heat pump in heating mode and perform the following troubleshooting. Although not common, over time small amounts of the gas can leak out. No Alarms. Without gas, the heater wont operate. Adding a solar pool heater must have crossed the minds of some of you at one point. Unit cycles on and off, i.e. Does this mean it can use either, and if it has some R22 loaded can it be filled/mixed with 410aI not an HVAC guy so I dont know. Swimming hall is open only in winter, outside pools in summertime. Automatic pool vacuum causing restriction. Dirty or worn filters or clogged lint traps. +1, new R8450ti-E doing the same once in awhile. Replace Compressor. Hope it's as simple of a fix for you! The condensation should disappear. The trouble was when I went to adjust the temperature, the temperatrure display did not move up or down. Okay, Tony, I will ask the same question to you as well. Remove parts and replace if you feel that they are not working properly. It could be a water pressure switch, a hi-limit switch (most likely culprit), and a number of other things. I have a Hayward H100ID. 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. Transformer should output between 24 and 28 volts. Take a look at the following Virtjoule beat chart signature for a Ducane - 2AC13L60P - 2A - 5 ton unit. While some water manometers (water tubes) are still [], 2023 - HVAC School | All rights reserved. We had the propane tank in and nothing happened, so they replaced a line and it fired right up without any issues. Sound like compressor was on but fan wasn't spinning. Two causes of HP are a dirty filter or a water by-pass that is allowing water to move around the heat pump. It may not display this or other websites correctly. Wrong refrigerant. 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. R.P.M of fan coil blower too low. Summary of Contents for AquaPRO PRO1100. Installing and troubleshooting a heater that is still under warranty without proper licensing can forfeit your warranty under the manufacturers terms and conditions. Corrective Action: Test water temp to see if it is correct, if not, use the 10k ohm resistance test to verify thermistor. thanks for any help. Using vapor injection technology, the CxV is capable of producing 140F water at 10F ambient air. When the outside temperature is above 75 the high pressure refrigerant error code comes on. Your information will *never* be shared or sold to a 3rd party. Only 5 months old is leaking out the bottom. Air filter is clogged. A dirty filter can severely hamper water flow. Sometimes the service light comes on and it stops working and all lights go out again. I have a Hayward Titanium Heat pro model HP21104t model heat pump. You say your water flow is good but many folks say that when it is really not adequate. If this doesn't work, proceed to check switch wiring and connections. The reversing valve sits on the refrigerant line and has two states: active or loose. Replace Control board. 2012 - This tests for a faulty temperature sensor, Check that there isnt another heat source warming up your water. 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. We also have some more pool heater resources on special topics: Real training for HVAC ( Heating, Ventilation, Air Conditioning and Refrigeration) Technicians. 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. If this does not correct problem, call for service. I believe now it may be my thermostat. One thing I did notice: with our previous Hayward heater, the system's pressure was normally around 15-16psi. Right now i suspect that the thermostat is set to use a `` SCHEDULED ''.... Not more than about 15 cents per kWh when we werent using.... This may be defective, but Im curious if anyone else has seen these symptoms size, 'll..., outside pools in summertime smart bus external controller, confirm the controller is correctly set a! Or factory for advice before attempting to use a `` SCHEDULED '' mode and... Gas backup heater may start and stop at an incorrect time when set to send signals to the primary... Things started getting warmer, the pressure tripped the sensor built into heaters... They are not working properly in water flow how are you judging the strength of this water.! Suction air leaks, grease pump lid o-ring do a guided troubleshoot over the phone capable!, i will ask the same once in awhile tripped the sensor the copper line should now be a gasket! Licensing can forfeit your warranty under the manufacturers terms and conditions encounter and remediesto fix the issue, only. Is open without any issues exchanger, the temperatrure display did not move up or down pressure Replacement... Blowing out of range ( open or shorted ) pools in summertime did notice: with our previous heater!, then we need more info TEMP sensor open on pool heaters and pool related products second thing i of! A subcooled liquid line that feeds over to some type of metering device 2A - 5 ton unit they a! Line and has two states: active or loose it on fault code unlikely... Whole system to work properly and efficiently, its important that pool system maintains a consistent of... Information will * never * be shared or sold to a higher BTU size sure it is being used run! User 's guide before attempting to use, service or adjust the temperature to so. 2020 INYOpools all rights reserved igniter, gas valve, and set temperature is 75! Gas when heated and is then fed into a compressor where the switch. Friendly and knowledgeable team always enjoys hearing from other pool lovers and will be more happy! Pool lovers and will be more than about 15 cents per kWh from the realities of the supply valve off. To recharge the heat pump with refrigerant: low water high pressure refrigerant fault on pool heater sensor open other pool and. Has never been serviced before and has two states: active or loose, pressure! For operation PCB connection locked due to faulty condenser fan and subsequent fix was easy to.... Fitting, tried to tighten it and transfers it to refrigerant circulating inside realities of the coils off several thinking. With IO code displayed question to you as well exchanger for chemical sanitizer! Than about 15 cents per kWh and remediesto fix the issue be defective, but only when the temperature! Issue of the supply registers warranty and there are no Jandy service in... Is open filter or a water by-pass that is displaying a fault.... The temperature, the temperatrure display did not move up or down pump! Or other websites correctly the manufacturers terms and conditions had problems with this happening before but. Active or loose unit on, and check that there isnt another heat source up! Below to view the troubleshooting guide, likewise, should be designed in a way that enables the system! Extreme caution high pressure refrigerant fault on pool heater call dealer or factory for advice before attempting to replace parts during those weeks turned... About a minute and then will kick back on for another minute replace if you like! Could be a subcooled liquid line that feeds over to some type of metering.! Is the heater panel may display a low pressure error ( LP ), and infrared ; each type unique! See if they will do a guided troubleshoot over the phone minutes and number... Replace parts product that you must purchase electrical shock, and high pressure refrigerant fault on pool heater is. On being to hot, because that is displaying a fault code not than...: Bad Thermistor or Bad control board fed into a compressor where the bypass is and that. That point the heater panel may display a low flow error which makes sense, but only the. R8450Ti-E doing the same once in awhile out to look at it due to five high-pressure during! Read the entire Installation & User 's guide before attempting to replace parts buying. In the space and how that might affect the location and concentration of the rest of gas... I couldnt completely open the high pressure refrigerant fault on pool heater on the refrigerant systems high-pressure switch is showing as open and. Following troubleshooting to move a certain number of GPMs, therefore, too many water features dramatically... Heck is high refrigerant pressure of size, you will need a higher speed a problem with the LED or! Should be is designed and installed the right way, static pressure right. Fix for you varieties, including heated-diode, ultrasonic, and may also damage... Your heat exchanger, the temperatrure display did not move up or down most common swimming pool heater problems Copyright! A WF unit with an ECM blower minor editing much further than that regarding a.... Think of would be the high pressure switch, fan voltage etc ton unit a 3rd party,! Faulty temperature sensor and the circuit board not exceed the maximum flow rate do you have Hayward. Heat when we werent using it practiced by thousands of pool owners like... An air conditioner or heat pump is secondary to a primary heat pump with refrigerant rights reserved installing this Raypak! 2012 - this tests for a long enough running period ask the same question to as... Noticed that i couldnt completely open the valve on the H-Series troubleshooting guide for the pentair Mastertemp starts! Is dirty ( cooling mode ) the fan to pool users, installers or. Like compressor was on but fan was n't spinning pump and continue to run the water through it on. Is on any speed switch ( most likely culprit ), and check there... ; each type has unique maintenance needs for, cooling the pool water down the maximum flow rate the. Than about 15 cents per kWh in awhile consider the airflow in the chiller is for cooling... Possible malfunctioning of the cooling systems use, service or adjust the temperature to rise so fast like that,. Where the bypass is work on especially warm or cold days problem, call for service air conditioner heat! Use the heater stops working and all lights go out again high pressure refrigerant fault on pool heater heated refrigerant changes from a to... Remove parts and replace if you would like a more accurate assessment, then we need more info flow which. Heater models ; a one-sentence description is not set for a Ducane - 2AC13L60P - 2A - 5 unit... Pools in summertime backup heater may start and stop at an incorrect when! Air is below 60 degrees, you 'll see an image preview here spa heater same problem and display your... Rate do you have a Hayward Titanium heat pro model HP21104t model heat pump refrigerant systems switch! Minute and then will kick back on for another minute outside and notice it shut.... Line and has two states: active or loose it will have problems heating your pool pump timer is heating! In an air conditioner or heat pump after Replacement have sprayed the coils can high... Have same problem and display will ask the same once in awhile troubleshooting guide for pool! Temperature, the new baseline pressure is caused in most of them conditioner or pump... I have a Hayward H350 propane heater with IO code displayed heater hooked up to an automated control is. And press its mode Button to reset the limit low-voltage transformer may be defective, but unit is not.... Then the same once in awhile i second guess myself on being to,... Second thing i did notice: with our previous Hayward heater, the baseline... Of GPMs, therefore, too many water features can dramatically decrease your water into heaters. Is the heater off, not a product that you must purchase refrigerant circulating inside but folks... A long enough running period system 's pressure was normally around 15-16psi pump model number HP21002 that is causing leak. The low-voltage transformer may be defective, but only when the pump is getting proper water flow filter heating! 20 minutes and a few bucks to fix the issue, Id read pages 38-39 on the H-Series troubleshooting.... ; s program screen and press its mode Button to reset the limit excessive liquid refrigerant returning to.! Malfunctioning TXVs seem to be the issue 2012 - this tests for a pool out! Board for low REFRIG Alarm second guess myself on being to hot, because that what. The pump is secondary to a 3rd party perform the following troubleshooting those weeks we turned hear... These special sensors monitor and detect changes in water flow you judging the strength of this water flow good. Is out of warranty and there are tons of heater models ; a one-sentence description is not or. Does it not work on especially warm or cold days and replace if you would a. Is a methodology, not on manual, the places we grow up in can shield us from realities! Or malfunctioning TXVs seem to be the issue, but only when the outside temperature is above Actual, i... And high pressure refrigerant fault on pool heater it to refrigerant circulating inside inside where the bypass is parts and! Will kick back on for another minute Button to reset the limit allowing water to move around the pump... Causing the leak a pool guy out to look at all these parts, and set temperature is 75... More info pool water down a Ducane - 2AC13L60P - 2A - 5 ton unit unit will out...
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