$1000. If the pilot is not lit, confirm the Pilot valve voltage (24 VAC) at the valve. Transformer should output between 24 and 28 volts. Observe extreme caution or call the dealer or factory for advice before attempting to Troubleshoot Electrical Box. So its been a month or more that it was running. I should add that the heat exchanger was replaced about a year ago, so my guess is that if low on Freon, they did completely charge the system or there is leak from cutting out and replace the exchanger. 1. RESOLUTION If the heat pumpis a reversing unit, place it in HEAmode and perform the following troubleshooting. Adjust all plumbing valves. The pilot was lit, but the heater wouldnt fire. When i turn it on, it reads CFH, it clicks once, then reads SPK and does not change. Low ambient air temperature. Should have 120 volts to ground and 240 volts across power legs. Incoming water temperature exceeded 110 F and the unit is locked with an OtA over temperature alarm. The heat pump has locked due to five low-pressure faults during one call for heating or cooling. See "Adjusting Water Flow Using T (Delta-T)". Do NOTattempt to adjust or service without consulting your dealer, professional pool or air conditioning contractor. The display shows a low flow error which makes sense, but Im confused as to why the fan keeps cycling. The heat pump contains refrigerant under high pressure. the pool place thinks it might be putting copper into my pool. I presume the ambient temps (100*) as well as the high humidity (76+) was the culprit, these HP's are great, but only work within a certain temperature range. I also noticed that the flap wasnt opening even at 3450rpm and 20-25psi. The electronic display indicates the operational status of the heater and any fault conditions. The high pressure refers to the refrigerant pressure from the compressor, not the pool system pressure. The reason is simple: TFPC (Trouble Free Pool Care) is a methodology, not a product that you must purchase. Possible Cause: 1. Replace Control Board. Is the water to temp when the pump shuts off? Comfortable pool temperature is between 26C and . The factory will not pay for a service call if you have a bad circuit breaker or low water flow. It is a pretty simple chat to follow and should at least allow you to narrow the field of possibilities. 840p 2-Way NPT Ends 9365P 9365PH 8265P 365P 840P WCCW-HR WCME-HR WCCW65 HP = HIGH REFRIGERANT PRESSURE SHUT OFF This readout out indicates high refrigerant pressure. Please perform the following troubleshooting. For a pool your size, you will need a higher BTU size. Clean entire filtering system and or replace filter element. Excessive liquid refrigerant returning to the compressor (flood back). Improper plumbing valve settings. Fill out a contact form to get a personalized response from our pool heating experts. The heater clicks once, then clicks again and fires, hot air for about 2-3 seconds out of stack then shuts off. Typically, the high refrigerant pressure switch will trip if the water ow through the heater is restricted. Repair suction air leaks, grease pump lid o-ring. A malfunction has occurred that could allow the water temperature to surpass a safe level. Would the lines freezing up lean more to low Freon or would the faulty low pressure switch cause the same. Refrigerant overcharge. Currently, I only have an estimate of flow based on the Pentair flow chartit should be well above 50GPM at 2800RPM. Or just buying a new pressure switch? Replace Compressor. If no power, replace the board. A/C or Heat Pump Compressor High Head Pressure Diagnostic FAQs. Have not tried to jury rig a fix as I have the broken fitting. P.S. I had a spare display board and swapped it with the same result. How do I check the pressure control. If the PSI is too high, clean your filter. Unit ON, and Set Temperature is above Actual, but Unit is not heating. There are also videos about this. What can cause this. Please consider. Any thoughts on what I can do to further troubleshoot? It will turn on and turn back off after about 45 seconds. How long after the flame goes out does the blower run? CODE: 02 - High Pressure. Suction leak allowing air into the water flow. Noncondensable (air) in the system. Colmac CxV - Low-Temp Air-Source Heat-Pump Water Heater. When the fan isn't spinning fast enough the outside coil can freeze up and or the low freon code can come on. Control Board failure. Call the factory for advice. Air flow blocked across the condensing coil. Please consider. w/ Allison Bailes, What the Heck is High Performance HVAC w/ David Holt, Setting Realistic Customer Expectations w/ Ed Janowiak. A refrigerant gas like Freon is used to generate the heat as it is compressed by the heat pump compressor. 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. No codes lit on back of the board. The spa is about 500+ gallons of water. Compressor cuts on briefly and then off after Five minute delay before set point is reached. If the fluorine quantity of the air to water heat pump system is too high, high-pressure protection takes place. Any idea why the delay in the heater? Call Us Nationwide: 1-800-741-9956 West:213-291-9276Southwest:480-719-4511 Midwest:312-229-0026 Northeast:631-223-7175 Southeast:239-247-5878 Trustpilot Menu Browse Heaters Back Compressor contactor is stuck open. Confirm that all gas valve wiring is intact and connections are solid. Gas was checked on line and no leaks, correct settings per model instructions. Fan motor belt loose or slip. Over the past week, the heater fired up and heated just fine. 3. I have a Heyward heat pump model number HP21002 that is 8 years old. Brands like Calorex, Air Energy, EUS, Hydrotemp, Suretemp, Peregrine, Smartemp, Swimrite, Pool Fact, Turcotte and Focus Temp. Every time it turns off I do notice a clicking sound before everything shuts off. High ambient temperature. This should have no significant effect on your water temperature. Verify filter is clean, backwash if necessary to clean entire filter system or replace filter element if needed. But that is just a guess until I have the above info. To reset, turn the unit off then back on.Water . 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. Deterioration of the heat exchanger can impact your heaters operation. Fault Condition: LOW REFRIG Alarm:Refrigerant low pressure switch is open. It is keeping ready in case the water flow comes back and it can resume heating. Your pool pump only moves a certain number of GPMs, therefore, too many water features can dramatically decrease your water flow. When I hold it, the temp slowly went up to 90. Any suggestions? Its also good to consider the airflow in the space and how that might affect the location and concentration of the leaked refrigerant. If you do think you have a leak, turn off the heat pump and continue to run the water through it. For example, on a 50-degree day with an ice-cold (50-65 degree) pool, you can expect a suction saturation as low as 10 degrees. Leaving the heat exchanger, the copper line should now be a subcooled liquid line that feeds over to some type of metering device. 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. Hello. I have a couple HVAC people I know that can probable charge it for me, but I don't know if they know much about pool heat pumps but my guess is it pretty much the same. There's really no mechanical (pressure, flow, etc) info in the manual that would outline how to verify if this bypass is operational. Your spa thermometer is not reading the correct temperature. Turn off power at toggle switch and source, then re-establish power. Your information will *never* be shared or sold to a 3rd party. If gas is getting to the pilot, but the pilot doesnt light, clean or replace pilot assembly 002003F. Higher water/air temperatures tend to produce higher pressure readings, while colder water typically produces lower pressures. Document LTM0930 rev B- (project rel 7.02). Thanks! 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 your suction line is warm and you have a high superheat, the heater is not overcharged. 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. I changed out the coil about two years ago under warranty. You are using an out of date browser. A seasonal average COP of 5.0 was used to determine heat pump savings. PROBLEM: Compressor limit has opened four (4) times within a call for operation. Faulty Compressor. Make sure heater is installed with the required placement clearances for air flow and roof clearance. 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. This is my go-to heat pump model. Without gas, the heater wont operate. OR. Do NOTattempt any internal adjustments inside the heater. Inspect & clean pump impeller. The trouble was when I went to adjust the temperature, the temperatrure display did not move up or down. High pressure in your system can be caused by (in order of likelihood): Low water flow. I thought it was the thermocouple fitting, tried to tighten it and it broke. Make sure your FLOW is good. 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. Verify filter and skimmers are clean, backwash if necessary. Orifices were clean. 2. It is being practiced by thousands of pool owners just like you. If your heater is out of warranty, sometimes, its simplycheaper to do it yourself. Leaking Heat Pump.A common concern is condensation. The real-time clock controller indicates a low battery condition. A dirty filter can cause low pressure and as a result, cause the heaters pressure switch to turn OFF. Other Possibilities. We also have some more pool heater resources on special topics: Real training for HVAC ( Heating, Ventilation, Air Conditioning and Refrigeration) Technicians. Call dealer or factory for advice before attempting to replace parts. Suction leak allowing air into the water flow. Repair suction air leaks, grease pump lid o-ring. If the supply valve is OFF, turn it ON. Monitor your PSI reading on your filters pressure gauge. Repairs to the refrigerant circuit must not be attempted by untrained or unqualified individuals. 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. Once I replaced this I was able to see the lights again. Fault Condition: LOW WATER TEMP Alarm: Watertemperature below 40F. The heated refrigerant changes from a liquid to a gas when heated and is then fed into a compressor where the pressure and . The air condition compressor can be . No Alarms. I did a little searching, and the only thing I could find with 77-degrees and the universal H-series was on page 37 of the H-Series Troubleshooting Manual. You will find a button on the top of the transformer, which will be written in small letters "reset.". Set spa pump timer for longer time. In the case of a pool heat pump, this means the coils running around the outside of the unit. 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. For a better experience, please enable JavaScript in your browser before proceeding. For example, in some cases, you will see a Low Water Flow warning pop up on your heaters LCD screen. The condenser water loop is open to the atmosphere in the chiller. The unit can continue to operate down to -4F, producing 120F water. 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. Test the voltage reading on thepressure switch with a multimeter. In "Hybrid" mode the heater runs state-of-the-art programming logic to determine the fastest and most economical way to heat your pool based on user input water temperature differential and time period. Or, maybe your heater isnt generating heat at all. Turn off power at toggle switch and source, then re-establish power. Wait for 2 minutes after the shut down of equipment before servicing. Clean the filter and set the temperature switch to the ON position at a high enough setting that the heater turns. Replace Control board. Low or restricted water flow through heater. For adjustable TXVs open adjustable valve, it may remove the debris and Check Water level in pool. Any suggestions would be appreciated. I have only really be noticing it on the weekends when I am outside and notice it shut off. Incoming water temperature has exceeded 110 F (43 C) and the unit has been deactivated. Air contamination in the refrigerant system. We've had problems with this happening before, but only when the outside temperature got to around 55-60 degrees. This review is the subjective opinion of a Tripadvisor member and not of Tripadvisor LLC. A fault code indicates a specific issue or condition that will require action before the equipment can resume operating. Removed it and plugged the fitting hole. Clogged filter pump impeller. Unit power is ON, and Set Temperature is above Actual. Make the sure the breaker has not tripped. Advice? Repair suction air leaks. 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. I have a Hayward pool heater (model #H250FDN). Repair suction air leaks, grease pump lid o-ring. DEFROST1 SENSOR OPEN or DEFROST2 SENSOR OPEN. The refrigerant systems high-pressure switch is showing as open. Dirty outdoor coil. Pool is not covered. Diagnose HVAC Compressor High Head Pressures at the air conditioning or heat pump compressor motor. Replace Capacitor. Choose from the manufacturer list below to view the troubleshooting guide for your pool heating system. In some cases, we also have to watch for automatic zeroing capabilities. 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. Replace either one if it is faulty. Repairs must not be attempted by untrained or unqualified individuals. I know this is an old thread, but did you ever figure this out? Determine if an insufficient amount of water is being supplied to the equipment. Maybe you wanted to People get swimming pools for a few reasons. Other then the inaccurate temp the heater works fine, Are there any codes being flashed on the screen? https://i.imgur.com/ekjn2ut.jpg. Determine if an insufficient amount of water is being supplied to the equipment. Make sure the filter has been cleaned/backwashed. 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. The LCD display will display HIGH REFRIGERANT on the top line and PRESSURE on the bottom line for the duration of the fault condition. Fan is NOT Turning. A problem was detected in the variable speed compressor. Clean entire filtering system and or replace filter element. 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. Are there any diagnostic LEDs lit or flashing? Im no expert, but Ive been learning a lot lately because I recently had trouble with my own MasterTemp 400. Confirm that the indoor fan is operating and air is blowing out of the supply registers. The high end of that is usually not more than about 15 cents per kWh. Honestly, this is a very common occurrence. Okay, Tony, I will ask the same question to you as well. It kept doing this several times and then sometimes the temp will start counting up rapidly and slowly counts down to the current temp and cycles again. I tried removing spring on the flap and run the heater, the flap was opening in full, but heater was still giving me the same issue so I re-inserted the string back. Sometimes it may take a bit of time to find the right fit. The last time I tried to run it, wont fire up. Close water features, or alternate them, until the pool heats to the desired temperature. 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Case the water through it is reached system and or replace pilot assembly.... The airflow in the space and how that might affect the location concentration. Air is blowing out of stack then shuts off the trouble was when I hold it, wont fire.! The variable speed compressor moves a certain number of GPMs, therefore too... Was running a safe level methodology, not the pool place thinks it might be putting into! A liquid to a gas when heated and is then fed into a compressor where the pressure and I have! Manual for the duration of the unit has been deactivated clock controller indicates a specific issue condition. Reads SPK and does not change circuit breaker or low water temp Alarm: Watertemperature below.! Set temperature is above Actual to generate the heat pumpis a reversing,!
