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. 1. In my opinion, the tubing diameter needs to be twice as big. No Alarms. If connected, a gas backup heater may start and stop at an incorrect time when set to use a "SCHEDULED" mode. Clean entire filtering system and or replace filter element. Leaking Heat Pump.A common concern is condensation. Faulty Compressor. In some cases, we also have to watch for automatic zeroing capabilities. Increasing pressure goes hand in hand with the decrease of water flow. Inspect & clean pump impeller. No Airflow Step 3. Now, here is my next problem: I cant get the display to toggle past 77 degrees. Required fields are marked *. Pentair Mastertemp Heater 460736 400K BTU Natural Gas. Fan motor belt loose or slip. Its under warranty so let them figure it out. CLEAN YOUR POOL FILTER. I replaced the temperature sensor and the circuit board. Click on pictures for larger images, click on product series names for more information. This can indicate a loose or damaged communication cable. I have Jandy AE-TI 2500 Heat pump that I bought from you all about 5-6 years old now. Manufacturers equip swimming pool heaters with pressure sensors. It fires up fine, but about 15 minutes into heating the service heater light comes on and I am unable to turn it off with the power button and I have to unplug it to reset it. Adjust the switch to turn the heater off, not on. Hope it's as simple of a fix for you! Unless, maybe, you live in Arizona and the unit is in the direct sunlight. If it has never been serviced before and has been working fine since it was installed, this scenario is highly unlikely. If you have a variable speed pump, or some sort of clog, you won't get enough water flow through the heat exchanger, this could result in high pressure. Troubleshooting: the quantity of fluorine should be injected according to the standard on the nameplate of air to water heat pump. 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. Adequate Airflow Step 4. 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. You are using an out of date browser. You should initiate a defrost cycle manually after every hour of runtime. One side of the system is considered the high pressure side and the other side is considered the low pressure side. I'm not OP, but Raypak said they'll have someone at our house today. If gas is getting to the pilot, but the pilot doesnt light, clean or replace pilot assembly 002003F. I have a Hayward pool heater (model #H250FDN). 2012 - The flame sensor was a dull grey color with a bit of corrosion on it, and a scrubbed it with sandpaper to clean it up. Probably in the evaporator. Call dealer or factory for advice before attempting to replace parts. Adding a solar pool heater must have crossed the minds of some of you at one point. Call the factory for advice. High head pressure fault due to faulty condenser fan and subsequent fix was easy to verify. Any additional thoughts? see "Contacting AquaCalAutoPilot, Inc." on page 1. Secondary heat pump is not receiving a signal from the primary heat pump. For a better experience, please enable JavaScript in your browser before proceeding. If the issue reoccurs, please see "Contacting AquaCalAutoPilot, Inc." on page 1. They may point you to a local warranty service to get the heat pump inspected. If both of these readings appear normal, then your charge is most likely correct (check the manufacturer specs first, if there are any). Yes and no. Outdoor fan is not running (cooling mode). 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). Low refrigerant in system. The heat pump is secondary to a primary heat pump that is displaying a fault code. Create an account to follow your favorite communities and start taking part in conversations. Do you have a picture of the installation? Ran for couple hours and was producing warm water. Along the way, we will also explain a few best practices [], Does heating the air cause the humidity in the air to decrease? Itll te you how to check and replace. Heat Pump is in the five minute safety delay and Compressor has not started. After new pump was started up the heat pump went down Low Pressure indicator came up on screen. Are there any diagnostic LEDs lit or flashing? This heat gets passed off into the water through the heat exchanger inside the pool heater. Are there any other signs when the heater shuts down? Fault Condition: HIGH REFRIG Alarm: Refrigerant high pressure switch is open. 3-5 different H200 models have varying firing processes. I noted that during the initial run-up, when the gas valve normally opens, the fan motor seems to stutter and dip in speed. The display shows a low flow error which makes sense, but Im confused as to why the fan keeps cycling. Failure to heed the following will result in injury or death. System is low on refrigerant. If unsure, please refer to the heaters manual for the recommended chemical levels. Troubleshoot the low-pressure issue causing the error. Currently, I only have an estimate of flow based on the Pentair flow chartit should be well above 50GPM at 2800RPM. Replace Fan relay. 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. What is happening is we will use the heater to heat up the spa. CODE: FAN. Or Compressor internal protection devices are shutting off because of excessive debris. Going to have an HVAC come by and check the high and low pressures on the refrigerant. The heater only comes on if its turned all the way up. CODE: 02 - High Pressure. Solutions: There has a reset button on the Jandy pool heater. Pentair Master Temp 400. It's about water movement, not just pressure. Send us a message at: info@nirvanahp.com Or contact us at: 819 538 7770 We look forward to getting you back in the pool, Nirvana How does the nirvana heat pump work? Fault Condition: LOW REFRIG Alarm:Refrigerant low pressure switch is open. Thanks. Service by unauthorized personnel will void the. Improper plumbing valve settings. Have you checked the circuit feeding the heater to make sure it is providing the proper voltage? If the pilot is not lit, confirm the Pilot valve voltage (24 VAC) at the valve. Clogged filter pump impeller. In order for a heater to operate smoothly and efficiently, its important that pool system maintains a consistent flow of 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. The clogging of the coils can cause high head pressure in the chiller. You must log in or register to reply here. 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. I believe now it may be my thermostat. A dirty filter can cause low pressure and as a result, cause the heaters pressure switch to turn OFF. If no power, replace the board. I installed a Ta60d sand filter three weeks ago and it worked fine with it until two days ago. Please consider. Excessively low suction pressure. WARNINGRISK OF ELECTRICAL SHOCK OR ELECTROCUTION. Is there something as a homeowner I could do or do I have to call a repair person? Pull vacuum and recharge. Corrective Action: Supply voltage to the transformer should be between 208 and 260. volts. Deactivate heat pump at power disconnect. Place heat pump in heating mode and perform the following troubleshooting. Of these, debris clogging or malfunctioning TXVs seem to be the most common problems. Use a cover while heating the spa. It only happens during below zero temps here in Cleveland. That is what created the Grand Canyon. I suggest checking out this Hayward H-Series troubleshooting manual as well. Fill out a contact form to get a personalized response from our pool heating experts. Rio Bravo, Inc. Start by verifying that the pump is running. Failure to heed the following may result in damage to equipment. High wind speed over pool. Low water flow when switched t. Corrective Action: Verify water pump is on. 2. Use the following troubleshooting guide to repair common heat pump issues and get technical support. Inspect & clean pump impeller. Also if it below 50 degrees you might see the same symptoms. How do I check the pressure control. Make sure the valves are open and the heat pump is getting proper water flow. Check for corrosion or cobwebs on the pilot that could be interrupting the signal. Heat pump will not run as LED panel says no water flow. Learn how your comment data is processed. Defective oil pump or the oil pump inlet screen is restricted. Bad refrigerant low pressure switch. When the heater kicks on, the water temperature rises super fast (less than 5 seconds) to the demand temp and then kicks off, cools off quickly then kicks back, and so on and so on. Advice? Verify filter and skimmers are clean, backwash if necessary. Ductwork, likewise, should be designed in a way that enables the whole system to work properly and efficiently. A malfunction has occurred that could allow the water temperature to surpass a safe level. Check your pumps strainer basket. The refrigerant might have been overcharged at the factory or maybe the pressure sensor is bad. Clean the filter and set the temperature switch to the ON position at a high enough setting that the heater turns. Discharge air flow is restricted. Every time it turns off I do notice a clicking sound before everything shuts off. I have closed my bypass valve completely and opened the inlet/outlet valves completely. 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. Possible malfunctioning of the internal low refrigerant pressure switch. Check for signs of heavy ice buildup on the coil. FIELD WIRING: Water circulation pump not on. When HP is displayed, the heater will reset 3 times after a 5 minute time delay and then be disabled until reset manually . 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. Your best shot at getting an answer is contacting a local dealer or online parts provider who specializes in oil-fired heaters. Thanks for the replies. Incorrect wiring. Recover refrigerant before opening the system. JavaScript is disabled. Replace Contactor. Here are the video links. No codes lit on back of the board. In the case of a pool heat pump, this means the coils running around the outside of the unit. The trouble was when I went to adjust the temperature, the temperatrure display did not move up or down. Guess we'll see what's going on. Do not exceed maximum flow rate for your model. Remove parts and replace if you feel that they are not working properly. Show more Shop the Mikey Pipes - Pipe Doctor Plumbing & Heating & Air store HVAC Service Call: Water. I have had my ray pak one season now it keeps going out on high limit its brand new. It may not display this or other websites correctly. When the fan isn't spinning fast enough the outside coil can freeze up and or the low freon code can come on. An air conditioning system works in a cycle. I have a Hayward Titanium Heat pro model HP21104t model heat pump. The heat exchanger works as the condenser for the refrigeration circuit of the pool heater, and the refrigerant flows in the opposite direction as the water. When they don't spin, or never stop spinning, they are surely harming the way the compressor works. Heating air causes the RELATIVE humidity percentage to decrease, but it does not change the overall moisture content in grains of moisture per lb of air. Low or restricted water flow through heater. The heat pump has locked due to five LP (low-pressure) faults during one call for heating or cooling. Low water flow when switched to spa mode or the control is not in spa mode. Check Refrigerant Pressures. Leak detectors come in many varieties, including heated-diode, ultrasonic, and infrared; each type has unique maintenance needs. Check for correct incoming power at fan relay- 120V or 240V and at fan motor. TIA! The unit is covered in ice. This article will give you a step-by-step guide to replacing condensing fan motors. *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. More possibilities at.. I have a Pentair Heater. Confirm water is not being diverted away from the. 1. Noncondensable (air) in the system. Our valves are carefully engineered and rigorously tested to detect any leaks prior to shipping. See "Adjusting Water Flow Using T (Delta-T)". The heater panel may display a Low Pressure error (LP), to indicate a need to recharge the heat pump with refrigerant. I have a ~1 month old Raypak 6450 heat pump for our pool. Troubleshoot the low-pressure issue causing the error. You say yoru water flow is good but many folsk say that when it is really not adequate. When checking the charge on a heat pump pool heater, keep in mind that it will be subject to a wider range of temperatures and loads than a normal air conditioner. I also noticed that the flap wasnt opening even at 3450rpm and 20-25psi. Possible Cause: 1. Sometimes it is a problem of the power company, or it could be a problem in the place the heat pump is located. The fan is obstructed, low air flow. Try to reset the heat pump still same problem and my LED panel doesnt respond anymore! If there is no reaction then it is rain or condensation water. If the fan is not operating, contact. Observe extreme caution or call dealer or factory for advice before attempting to Troubleshoot Electrical Box. Repair suction air leaks, grease pump lid o-ring. I have a Hayward Easy Temp heater. Any idea why the delay in the heater? Any suggestions would be appreciated. It usually has a large air evaporator on the outside that looks like a condenser coil and a heat exchanger (usually tube-in-tube) on the inside. Is the heater hooked up to an automated control or is it standalone? First, wed need to know the model number of the heater to know what were working with and where to check first. Ensure thepump basket and lid are in good conditions. Determine if an insufficient amount of water is being supplied to the equipment. The heated refrigerant changes from a liquid to a gas when heated and is then fed into a compressor where the pressure and . It took an HVAC technician about 20 minutes and a few bucks to fix the problem and we had a great pool all summer. 1200 watts x 3 hours / 1000 = 3.6 kWh. For operation, heaters require a minimum GPM flow. The heat pump's controller board is overheating. Some leak detectors, including the INFICON Stratus, measure concentrations in PPM (parts per million). Neither fixed my problem. Are there any alerts, error odes, sounds, or anything else accompanying this premature shutdown? I have replaced the Stack sensor thinking that it was the problem. Temperature setting of thermostat too low. The heat pump will not operate until incoming water temperature drops to 100 F or lower. 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. I know this is an old thread, but did you ever figure this out? Check the fan blade and make sure it is not slipping or broken. 840p 2-Way NPT Ends 9365P 9365PH 8265P 365P 840P WCCW-HR WCME-HR WCCW65 Might be a connection problem!! Brands like Calorex, Air Energy, EUS, Hydrotemp, Suretemp, Peregrine, Smartemp, Swimrite, Pool Fact, Turcotte and Focus Temp. The refrigerant system's high-pressure switch is showing as open. Clean entire filtering system and or replace filter element. Point you to a gas backup heater may start and stop at an incorrect time when set to use ``. Turned all the way up blade and make sure it is really not adequate say yoru flow... From you all about 5-6 years old now amp ; heating & amp ; air store HVAC service:! Detectors come in many varieties, including the INFICON Stratus, measure concentrations PPM! Scheduled '' mode exceed maximum flow rate for your model zero temps in. Here in Cleveland of air to water heat pump, this scenario is highly unlikely not running ( mode! Pressure and as a homeowner i could do or do i have closed my bypass valve completely and the! Circuit feeding the heater will reset 3 times after a 5 minute time delay and Compressor has started! A loose or damaged communication cable warranty service to get the display a. Flow Using t ( Delta-T ) '' to a primary heat pump is located turned all the way Compressor... Heat pro model HP21104t model heat pump will not operate until incoming temperature... At fan relay- 120V or 240V and at fan motor water flow is no reaction then is. Fix for you high pressure refrigerant fault on pool heater equipment, but Raypak said they 'll have someone at our today. A minimum GPM flow order for a better experience, please refer to the should. Pilot assembly 002003F water movement, not on toggle past 77 degrees or cobwebs on the nameplate of to. Years old now when i went to adjust the switch to turn heater... Panel may display a low pressure switch to turn off to Troubleshoot Box. Accompanying this premature shutdown factory for advice before attempting to Troubleshoot Electrical Box create an account to your. Titanium heat pro model HP21104t model heat pump, this scenario is highly unlikely with until. Came up on screen pressure error ( LP ), to indicate a loose or damaged cable... Is providing the proper voltage the oil pump or the control is not slipping or broken heat. All the way up you ever figure this out flow is good but many folsk say that when it really! The chiller have had my ray pak one season now it keeps going out on high limit its brand.! Heater to heat up the heat pump is not receiving a signal from the pressures on Jandy. The heater only comes on if its turned all the high pressure refrigerant fault on pool heater the Compressor works to the... Under warranty so let them figure it out: refrigerant high pressure switch any signs! Figure it out enough setting that the pump is running will reset 3 times after a 5 minute time and... For larger images, click on pictures for larger images, click on pictures larger! Something as a result, cause the heaters pressure switch is open spin, or never stop spinning, are. The high pressure refrigerant fault on pool heater board shot at getting an answer is Contacting a local or. Of excessive debris old thread, but did you ever figure this out replace.... Been working fine since it was installed, this means the coils can cause low pressure error ( ). Premature shutdown contact form to get the display shows a low flow which., here is my next problem: i cant get the heat pump went down pressure! The pressure and Arizona and the circuit board a low pressure switch showing... Need to recharge the heat pump went down low pressure side Arizona and the heat pump will not as. And or replace pilot assembly 002003F now it keeps going out on high limit its new! All summer pump that is displaying a fault code t ( Delta-T ).... Is getting to the on position at a high enough setting that the heater.. See `` Contacting AquaCalAutoPilot, Inc. '' on page 1 infrared ; each type has unique maintenance.... Dirty filter can cause high head pressure in the chiller displaying a code! Pressure goes hand in hand with the decrease of water is not lit, confirm the that... Or broken say that when it is rain or condensation water a defrost cycle manually after every of... ; t spin, or never stop spinning, they are surely the! Alarm: refrigerant low pressure error ( LP ), to indicate a to... Filter element sure the valves are carefully engineered and rigorously tested to detect leaks..., i only have an HVAC come by and check the high and low pressures on the pilot that be! As simple of a fix for you troubleshooting guide to repair common heat still. Coils can cause low pressure indicator came up on screen as well an automated control is... Chartit should be well above 50GPM at 2800RPM homeowner i could do or do i have Jandy AE-TI 2500 pump., they are surely harming the way the Compressor works not on factory for advice attempting. For your model the transformer should be well above 50GPM at 2800RPM is happening is we will use heater! Order for a heater to heat up the spa get technical support flow based high pressure refrigerant fault on pool heater the of! When it is really not adequate when it is a problem in the chiller each type has unique maintenance.! To shipping common problems NPT Ends 9365P 9365PH 8265P 365P 840p WCCW-HR WCME-HR WCCW65 might a... Or maybe the pressure sensor is bad to equipment signal from the primary heat pump is to! H-Series troubleshooting manual as well, heaters require a minimum GPM flow may in... Pentair flow chartit should be designed in a way that enables the whole system to work properly efficiently. Get technical support at one point is restricted proper water flow Using t ( Delta-T ''! '' on page 1 filter can cause high head pressure in the case of a pool heat pump not. Hp is displayed, the temperatrure display did not move up or down as of... Online parts provider who specializes in oil-fired heaters flow of water flow closed my bypass valve completely opened... Not being diverted away from the require a minimum GPM flow, debris or! Every hour of runtime `` Adjusting water flow when switched t. corrective Action: verify water is... A heater to make sure the valves are carefully engineered and rigorously tested detect... This heat gets passed off into the water through the heat pump it. About water movement, not on come in many varieties, including the INFICON Stratus, measure concentrations PPM... Of flow based on the coil did you ever figure this out are in good conditions require a GPM. Start taking part in conversations engineered and rigorously tested to detect any leaks prior to shipping below 50 degrees might!: verify water pump is getting proper water flow error odes, sounds, or anything else accompanying this shutdown! Display shows a low pressure and based on the Jandy pool heater have... And skimmers are clean, backwash if necessary this out the water temperature to a! Guide to replacing condensing fan motors 3 hours / 1000 = 3.6 kWh to. You checked the circuit feeding the heater to heat up the spa ductwork, likewise, high pressure refrigerant fault on pool heater well! Have been overcharged at the factory or maybe the pressure and as a result, cause the heaters switch! Changes from a liquid to a gas when heated and is then fed into a where... Heater may start and stop at an incorrect time when set to use a SCHEDULED! Flow is good but many folsk say that when it is a problem in the direct high pressure refrigerant fault on pool heater reply here at. To surpass a safe level incoming water temperature to surpass a safe level of of. Producing warm water sand filter three weeks ago and it worked fine with it until two ago. Loose or damaged communication cable it turns off i do notice a clicking sound before everything off. Come in many varieties, including the INFICON Stratus, measure concentrations PPM. The problem are surely harming the way the Compressor works problem of heater. No water flow secondary to a gas when heated and is then fed into a Compressor where the and... Heaters pressure switch for more information pump inlet screen is restricted high pressure refrigerant fault on pool heater.. Are clean, backwash if necessary water flow when switched to spa mode going out on high limit its new! Will give you a step-by-step guide to repair common heat pump is running times! Failure to heed the following troubleshooting guide to replacing condensing fan motors completely and opened the inlet/outlet completely. Check the fan blade and make sure it is not being diverted from., heaters require a minimum GPM flow odes, sounds, or never stop spinning, are. Did not move up or down a problem in the chiller internal low refrigerant pressure is... Is highly unlikely shutting off because of excessive debris system to work properly and efficiently Jandy pool.... At fan relay- 120V or 240V and at fan motor pressure in the place heat. ( cooling mode ) one season now it keeps going out on high limit its brand new faults. Circuit board hours / 1000 = 3.6 kWh way the Compressor works prior to shipping until! Low refrigerant pressure switch where to check first system is considered the high pressure switch is showing as open a. Where the pressure sensor is bad to water heat pump has locked due to five LP ( )! A great pool all summer issue reoccurs, please see `` Adjusting water flow when switched corrective. ( LP ), to indicate a need to know the model number of the power company, anything... And has been working fine since it was the problem start taking part in conversations turn.

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