When I route all the flow to the heat pump, my filter housing pressure goes up by about 10psi. Power Source: Electric | BTU Output: 110,000 | Pool Type: Not listed | Pool Size: Up to 25,000 gallons. This is an excerpt from the MasterTemp troubleshooting guide. No error codes. The unit is covered in ice. Turn off power at toggle switch and source, then re-establish power. PROBLEM: Indicates the Pilot was lost, or the air pressure switch is not closed when required. Solutions: There has a reset button on the Jandy pool heater. OR. It's about water movement, not just pressure. Confirm that all gas valve wiring is intact and connections are solid. When they don't spin, or never stop spinning, they are surely harming the way the compressor works. 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. Was told maybe the control board was bad ?,any thoughts. A refrigerant is a chemical mixture that allows heat exchange to occur. Sometimes, the places we grow up in can shield us from the realities of the rest of the world. 2012 - Do you think a new thermal regulator might be the answer? This is where my pool stops heating. Control Board failure. Repair suction air leaks, grease pump lid o-ring. An ambient temperature sensor is a component that plugs right into the defrost control board. Abnormal operation of the condenser fan This will lead to poor cooling of the condenser, that is, the heat generated within the refrigerant cycle cannot be removed by the fan, and then the temperature and pressure will rise. Are you sure you have the heater wired and plumbed in correctly? Internal bypass valve damaged or clogged with debris. Does the display look as it should while it is starting up? A heat pump pool heater heats the water by running the hot discharge line straight from the compressor through the heat exchanger. This is my go-to heat pump model. Dirty or worn filters or clogged lint traps. I didn't think about the internal bypass on this unit. FIX: Low refrigerant charge. Some leak detectors, including the INFICON Stratus, measure concentrations in PPM (parts per million). Our valves are carefully engineered and rigorously tested to detect any leaks prior to shipping. Often, when the outdoor air is below 60 degrees, you may have a suction saturation below freezing. Days later, theyre suddenly working again. Over the past week, the heater fired up and heated just fine. A/C or Heat Pump Compressor High Head Pressure Diagnostic FAQs. Yes and no. Using vapor injection technology, the CxV is capable of producing 140F water at 10F ambient air. 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. If the power at the valve, determine if gas is going into the pilot tube and pilot. Replace Capacitor. how can I tell if its bad ? Heat pump will not run as LED panel says no water flow. The heat pump has locked due to five low-pressure faults during one call for heating or cooling. 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. Shaded pool area. The ambient temperature sensor is out of range (open or shorted). Poolservice123, CPO, CPI, CBP 1,028 Satisfied Customers 1200 watts x 3 hours / 1000 = 3.6 kWh. Is there something as a homeowner I could do or do I have to call a repair person? Unit cycles on and off, i.e. The refrigerant pressure might be too high or you might have a low flow problem. 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. Is this a suitable replacement pressure switch? There's really no mechanical (pressure, flow, etc) info in the manual that would outline how to verify if this bypass is operational. Now in spring Im trying to get it to fire, but nothing. turning, no cool air discharge out of top of connected for possible repair or replacement. 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. If your URL is correct, you'll see an image preview here. I suspect maybe its the flame sensor? Haywards troubleshooting process relies a lot on flashing error codes, but they arent much help when either of the boards is out. Inspect & clean pump impeller. The same thing is happening to me. Room temperature is too low. You need to check the connection of the NET and NET 1 cables. I was reading your posts regarding heater issues, very helpful information. Attempts to fire again. 4. Faulty Fan Motor. Leaving the heat exchanger, the copper line should now be a subcooled liquid line that feeds over to some type of metering device. Fault Condition: LOW WATER FLOW Alarm: The pressure switch sensing water flow is open. I agree. Fault Condition: BROWNOUT Alarm:The 24 VAC supply voltage to the control board is low. Failure to heed the following will result in injury or death. Repair suction air leaks. Restricted airflow over condenser. But as it passes through the expansion valve, its pressure drops dramatically and the refrigerant starts to boil. Deactivate heat pump at power disconnect. An HVAC technician will have experience with gas lines, valves, and ignitors. Low or restricted water flow through heater. Follow all National Electric Codes (NEC) and/or State and Local guidelines. Universal Single Stage Heat Pump Defrost Control, 50M56X-843 Integrated Furnace Controls Universal Replacement, Making Cold Climate Heat Pumps Work w/ Copeland and White Rodgers, RTU Retrofits Facts and Considerations with JCI, Training for the Future w/ Clifton & ESCO, Effective Filtration & More w/ John Ellis, Do Houses Need to Breathe? Call your dealer for advice. Colmac CxV - Low-Temp Air-Source Heat-Pump Water Heater. The owner of Peregrine was a buddy of mine. If there is no reaction then it is rain or condensation water. I suggest using the troubleshooting guide for the Pentair Mastertemp that starts on page 27. Then when he left the heater started working! I guess this removed fitting has something to do with detecting water flow thru the heat exchanger. 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. Call dealer or factory for advice before attempting to replace parts. Do not exceed maximum flow rate for your model. Recover refrigerant before opening the system. Going to have an HVAC come by and check the high and low pressures on the refrigerant. Air ducts have substantial leakage. A qualified technician should replace the water sensor. I would appreciate any information to fix this problem. Clean entire filtering system and or replace filter element. Only difference was size: the Hayward was something like 105k BTUs, the Raypak is 119k BTUs. The pool pump must be ON and your filter clean for the switch to close and allow voltage to pass through. Both situations are very common. Check resistance of switch with a full charge, if open, replace switch. I have Jandy AE-TI 2500 Heat pump that I bought from you all about 5-6 years old now. $200. Your information will *never* be shared or sold to a 3rd party. Any other suggestions? More possibilities at.. Currently, I only have an estimate of flow based on the Pentair flow chartit should be well above 50GPM at 2800RPM. If the fan is not operating, contact. Fault Condition: LOW WATER TEMP Alarm: Watertemperature below 40F. Pool pump timer is not set for a long enough running period. Unit power is ON, and Set Temperature is above Actual. I have a Hayward pool heater (model #H250FDN). 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. When the fan isn't spinning fast enough the outside coil can freeze up and or the low freon code can come on. The electrical circuit and components on a heat pump will vary in style. No codes lit on back of the board. If the issue reoccurs, please see "Contacting AquaCalAutoPilot, Inc." on page 1. Check the fan blade and make sure it is not slipping or broken. For example, in some cases, you will see a Low Water Flow warning pop up on your heaters LCD screen. For a pool your size, you will need a higher BTU size. 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. It could also be a bad water valve that looks open but is really closed inside the pipe. Honestly, this is a very common occurrence. I have a Raypak gas heater. I'm having the same issue. Check to see if the heater has proper ventilation and no blockages.'. You must log in or register to reply here. 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 Faulty Compressor. Any new postings here are unlikely to be seen or responded to by other members. 100%. Discharge air flow is restricted. Pentair 350. Manufacturers equip swimming pool heaters with pressure sensors. If this does not correct problem, call for service. The electronic display indicates the operational status of the heater and any fault conditions. thanks for any help. Check resistance of switch, if open, replace switch. Faulty Compressor. Easy swap, one-for-one. Monitor your PSI reading on your filters pressure gauge. At the air handler, check for 240VAC to the motor. Thanks for the replies. Click here to shop our store. If the fluorine quantity of the air to water heat pump system is too high, high-pressure protection takes place. Disconnect TXV bulb from suction line (SL), have it in your hand, if pressures go back to normal, then reinstall the bulb on suction line (it may have some debris stuck in the port). I installed a Ta60d sand filter three weeks ago and it worked fine with it until two days ago. Bad refrigerant low pressure switch. Jandy Pool Heater Heat Pump FAULT LOW REF PRESSURE & Condenser fan motor not turning on. too cold. We've had problems with this happening before, but only when the outside temperature got to around 55-60 degrees. Check for a dirty or blocked evaporator coil. A qualified technician should be contacted to correct the issue. Call the factory for advice. Do you have a flowmeter? I suggest contacting the manufacturer to see if they will do a guided troubleshoot over the phone. Water Pressure Switch Adjustments: Plumbing Setups are Different - A simple adjustment of the water pressure switch may be needed. Want to lower your pool heating bills and make pool care easy? I would contact the manufacturer for guidance on the next step because there isnt much info on this heat pump, Hi,I have a Raypak 266 heater about 7 years old, everything is running fine. We are a registered 501(c)3 non-profit that is funded by user donations. Subscribe to our Newsletter and receive pool maintenance tips and get exclusive offers on pool heaters and pool related products. CODE: 02 - High Pressure. Troubleshooting: the quantity of fluorine should be injected according to the standard on the nameplate of air to water heat pump. A qualified technician should replace the defrost sensor. If it's not, please turn it on. Inspect these parts for corrosion, scaling, and/or any electrolysis issues. Any idea why the delay in the heater? 1. Wait for two minutes for the capacitors to discharge. Your best shot at getting an answer is contacting a local dealer or online parts provider who specializes in oil-fired heaters. In this configuration, however, the pressure goes up 10+ psi above 2600 RPM on the pump. Troubleshoot the low-pressure issue causing the error. We changed out the water pressure switch and that did not solve the problem. 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. Swing the control panel down to ensure the visibility of the board's backside. In chillers, the high head pressure is mainly caused due to improper water treatment regimes. 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. Repair suction air leaks, grease pump lid o-ring. We also have some more pool heater resources on special topics: Real training for HVAC ( Heating, Ventilation, Air Conditioning and Refrigeration) Technicians. Then it sounds like you need to have a tech come to take a look at it. In case there is blockage in the heat exchanger, how do I fix that? b. see "Contacting AquaCalAutoPilot, Inc." on page 1. Please perform the following troubleshooting. Including recorded tech training, interviews, diagnostics and general conversations about the trade. I'm not OP, but Raypak said they'll have someone at our house today. IO Igniter open error If the control is not in lockout and senses that the igniter circuit is open when the blower is running the control will turn off the blower and go into lockout. So far I have replaced the thermal regulator, igniter, thermistor and the bypass valve in the manifold. Probably in the evaporator. 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. Supply voltage should be between 208 and 260 volts. 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. I have a Hayward H350 propane heater with IO code displayed. The Service Heater light turns on while the heater shuts down for that minute or so. How long after the flame goes out does the blower run? It may not display this or other websites correctly. Excessively low suction pressure. Note:Turn off power to unit prior to attempting service or repair. If you do think you have a leak, turn off the heat pump and continue to run the water through it. Notify me of follow-up comments by email. (Manual not electronic) I closed the pool. Right now I suspect that the low-voltage transformer may be defective, but Im curious if anyone else has seen these symptoms. These are sensors designed to turn the heater off if the water inside gets too hot. Make sure your FLOW is good. It ran for a few minutes with warm water flowing and shutdown with the same symptoms and fault. Dirty indoor coil or filter (heating mode). If no power at the valve, confirm the pilot valve voltage from PC board with pilot sparking. You may also have faulty wiring or a poor connection. This started happening at the end of last season but was working again when I closed the pool for the winter. With over 300,000 members, TFP is the largest and most influential pool & spa website on the Internet. I have a Hayward H100ID. At that point the heater stops working for about a minute and then will kick back on for another minute. 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. Poor water chemistry is one of the leading causes of equipment failure, especially pool heaters. No Alarms. See "Adjusting Water Flow Using T (Delta-T)". NOTICE Failure to heed the following may result in damage to equipment. It is refrigerant. Determine if an insufficient amount of water is being supplied to the equipment. Gulfstream Heat Pumps is a leader in pool heat pump innovation and technology, creating higher standards in manufacturing and raising the bar on quality. When i turn it on, it reads CFH, it clicks once, then reads SPK and does not change. One side of the system is considered the high pressure side and the other side is considered the low pressure side. The heat pump will not operate until the incoming water temperature drops to 100 F (38 C) or lower. Show more Shop the Mikey Pipes - Pipe Doctor Plumbing & Heating & Air store HVAC Service Call: Water. Please consider. Sprinklers spraying on the outer air coil during cooler temperatures. So its been a month or more that it was running. Confirm water is not being diverted away from the. Compressor cuts on briefly and then off after Five minute delay before set point is reached. 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. My Jandy heat pump / chiller is throwing this error when it's hot outside. This heater is only 18 months old and should not have any problems this soon. 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. Adjust all plumbing valves. Recently the heater will delay for a few minutes at 96 degrees, then kick back on and reaches the set temp of 103. Air contamination in the refrigerant system. It may also trip if the air flow is restricted through the heater. Occasionally, you'll see defrost controls or low ambient controls built into these heaters. I clean the filter. Thermostat is turned all the way up. It is being practiced by thousands of pool owners just like you. I inspected the igniter, the flame sensor, and cleaned all of the orifices. 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). 2. Heat exchanger clogged with debris. Unit ON, and Set Temperature is above Actual, but Unit is not heating. If error reoccurs, call for service. Verify water pump is on. Any suggestions? Learn more about INFICON athttps://www.inficon.com/. If the pilot is not lit, confirm the Pilot valve voltage (24 VAC) at the valve. It will turn on and turn back off after about 45 seconds. Move the reset switch to the "W" position for about 5 seconds. Automatic pool vacuum causing restriction. 2. Service must be performed only by qualified HVAC technicians. How do I check the pressure control. Sometimes it is a problem of the power company, or it could be a problem in the place the heat pump is located. See "Adjusting Water Flow Using T (Delta-T)". It is being practiced by thousands of pool owners just like you. It clicks, but will not light. 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. I have a Zodiac Jandy pool heat pump, model EE3000T. Clean entire filtering system and or replace filter element. This should have no significant effect on your water temperature. If your pressure/saturation readings are high, always suspect a water flow issue, as low water flow is difficult to gauge in these systems. The last time I tried to run it, wont fire up. Clogged filter pump impeller. Faulty Capacitor. 1. One of the most common problems with pool heaters is it failing to ignite. Heat pump troubleshooting guide for Pentair pool heaters. 2023 Poolheatpumps.com. Here is the expected pressure increase based on water flow rates through the heat pump. Inspect & clean pump impeller. Is this is a common problem?? Deactivate power while routing wiring to control board. Control Board Failure. 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. Or, you might notice your heater isnt pushing out as much warm water as it should or used to. READ THE DIRECTIONS or you can damage the coils. Maybe it is more restrictive than the old heater? This goes on and on until the heater finally meets its set temperature. Keep your hands and hair clear of the fan blades to avoid injury. Are there any diagnostic LEDs lit or flashing? Call your dealer or factory for advice if corrective action does not solve the problem. Fan motor belt loose or slip. someone has suggested: I removed detached the terminal from the termistor and got an E01 error code on the panel. Wait for 2 minutes after the shut down of equipment before servicing. Thanks! It was installed where one return line is completely open and the other one is only slightly open. Of course, that's assuming the air temperature is over 32 degrees and if it isn't, WHY IS ANYONE SWIMMING?! Pool And Spa Repair Jandy heatpump fault: "High Ref Pressure". It developed a fitting leak on the outlet side of the heat exchanger. 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. 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. Some stuff came out, but the water seemed to flow through easily, and light shines through well. 2012 - Pentair Mastertemp Heater 460736 400K BTU Natural Gas. A fault code indicates a specific issue or condition that will require action before the equipment can resume operating. I hope this helps. HIGH REFRIG Alarm:Refrigerant high pressure switch is open. Any thoughts on what I can do to further troubleshoot? My previous heater lasted 20 years. Corrective Action: Test water temp to see if it is correct, if not, use the 10k ohm resistance test to verify thermistor. Set spa pump timer for longer time. If the supply valve is OFF, turn it ON. The heater works the SHUTS off given a LO ERROR. Later located the water temperature sensor. Or Compressor internal protection devices are shutting off because of excessive debris. This error code happens most when it is too cool outside to heat. 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. A qualified technician should replace the defrost sensor. Service by unauthorized personnel will void the. High pressure message refers to the compressor refrigerant pressures, not your pool water pressure. 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. During those weeks we turned the hear way down as to not heat when we werent using it. Hopefully, the tech can verify everything when he/she comeseither a defective component or defective DIY install. Outer air coil clogged with debris. Repair suction air leaks, grease pump lid o-ring. I have a Pentair Heater. Air and water temperatures too cold to operate the heat pump. For a better experience, please enable JavaScript in your browser before proceeding. 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. Are there any alerts, error odes, sounds, or anything else accompanying this premature shutdown? 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. For troubleshooting help on this specific issue, Id read pages 38-39 on the H-Series troubleshooting guide. Had a pump problem and had to replace pump motor. Any new postings here are unlikely to be seen or responded to by other members. Again, I am experiencing the same issue from last fall. Required fields are marked *. The system has been overcharged. RESOLUTION If the heat pumpis a reversing unit, place it in HEAmode and perform the following troubleshooting. Is it as simple as having an HVAC technician come out and relieve some pressure in the compressor/evaporator? Was working great before then. If so. After a cleaning, record the pressure reading for your system's "normal" for future reference. The refrigerant systems low-pressure switch is showing as open. 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. Im just trying to determine which to look at or try first. I checked the breaker and it is fine. Make sure you have installed the temperature sensor correctly and it is in good condition. Unfortunately, neither one of us have x-ray vision. Check the Thermal regulator. Summary of Contents for AquaPRO PRO1100. Yes, high flow rates can erode the heat exchanger. Inspect & clean pump impeller. 407-786-0000 Hours Mon-Fri: 8am - 7pm Saturday: 9am - 5pm Sunday: By Appointment Service Areas Anywhere in the United Statesand 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 Quick links In swimming weather, this off period is not more than a few hours in the spring or fall. No Alarms. If you would like a more accurate assessment, then we need more info. I have replaced the Stack sensor thinking that it was the problem. 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. 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. 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. If gas is getting to the pilot, but the pilot doesnt light, clean or replace pilot assembly 002003F. Might be a connection problem!! Water flow is fine. When problem started happening last early last year, one of the thing I did was replaced a broken Jandy check valve between the heater and chlorinator. An air conditioning system works in a cycle. Corrective Action:Check the capacitor and fan motor. *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. Although not common, over time small amounts of the gas can leak out. I have a Hayward H350FDN natural gas pool heater, it has worked fine for about 4 years. yes, my sprinklers hit the top of the hayward panel, putting some water in the exhaust and my heater wont work for a day or two until it drys out.. John, I am having the same problem. High Freon pressure. I'm not sure if this is expected for the 5450ti internal plumbing setup. Increasing pressure goes hand in hand with the decrease of water flow. My first guess is a thermistor or control module issue. The error at the primary heat pump must be corrected before the secondary unit will resume operation.

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