high pressure refrigerant fault on pool heater
The heat pump is secondary to a primary heat pump that is displaying a fault code. I have a MasterTemp 200. 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. A/C or Heat Pump Compressor High Head Pressure Diagnostic FAQs. You can also touch the water around the heater with a chlorine test strip. You will need a licensed electrician to tell you for sure. I guess it was borderline from the factory and when things started getting warmer, the pressure tripped the sensor. A problem was detected in the variable speed compressor. If the pool is ice-cold, that will further lower your readings. Troubleshoot the high-pressure issue causing the error. Low water flow when switched to spa mode or the control is not in spa mode. If error reoccurs, call for service. The ON LED will flash 3 times every 2 seconds. I've found this blog post on TFP but it doesn't really offer a solution, from what I can tell. Ill keep you poste. 1. Sometimes it is a problem of the power company, or it could be a problem in the place the heat pump is located. Troubleshoot the low-pressure issue causing the error. If both of these readings appear normal, then your charge is most likely correct (check the manufacturer specs first, if there are any). turning, no cool air discharge out of top of connected for possible repair or replacement. 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. Ensure thepump basket and lid are in good conditions. Note: when the opened the manifold last winter to replace the bypass, the manifold and the heat coils have no signs of scales. Test your water before adjusting your chemical levels. 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. In my opinion, the tubing diameter needs to be twice as big. Improper plumbing valve settings. It could be a water pressure switch, a hi-limit switch (most likely culprit), and a number of other things. My Jandy heat pump / chiller is throwing this error when it's hot outside. A fault code indicates a specific issue or condition that will require action before the equipment can resume operating. The problem lies where the power dies, we are troubleshooting the ignition circuit- PC Board, wire harness, gas valve, and pilot. I agree. 2023 Poolheatpumps.com. Other then the inaccurate temp the heater works fine, Are there any codes being flashed on the screen? The heater only comes on if its turned all the way up. I have a Pentair mini max 100 heater hooked up to a cedar hot tub. For example, in some cases, you will see a Low Water Flow warning pop up on your heaters LCD screen. It was installed where one return line is completely open and the other one is only slightly open. $800. Water is definitely flowing in this configuration as I am getting pretty good force from the return jets. Hope it's as simple of a fix for you! There could be a defect in the heat exchanger caused by the manufacturing process or imbalanced water chemistry. Test the voltage reading on thepressure switch with a multimeter. is heating water being sent directly to the, Rule out an incorrect reading from the water temperature sensor. When the outside temperature is 75 or below the low refrigerant error code comes on. Internal bypass valve damaged or clogged with debris. Manufacturers equip swimming pool heaters with pressure sensors. Learn more about INFICON athttps://www.inficon.com/. HVAC systems, regardless of size, are designed to move a certain amount of air. I'm having the same issue. Tripadvisor performs checks on reviews. Fan coil motor is rotating in the reverse direction. Supply voltage should be between 208 and 260 volts. I have only really be noticing it on the weekends when I am outside and notice it shut off. Use a pool cover. Call your dealer or factory for advice corrective action does not solve the problem. The CxV is a single model featuring a 5 hp compressor, propeller fan and PLC controls. Dirty or worn filters or clogged lint traps. Any additional thoughts? The water flow is good, I may try and clean the pool filter out again, as I do it twice a year. You have to open up the heater to find where the leak is coming from. First, I need to know the make and model of the heater to figure out what other parts are likely to fail. Although, theres strong water coming out of the 2 return lines. Faulty Compressor contactor. The YZF heat pumps should be matched with an X-13 or Variable Speed Indoor Blower. DEFROST1 SENSOR SHORT or DEFROST2 SENSOR SHORT. 4. Call your dealer or factory for advice if corrective action does not solve the problem. High Freon pressure. I had this same problem. Discharge air is accumulating and being drawn back through the outer air coil. Inspect & clean pump impeller. FIX: 1. Is there something as a homeowner I could do or do I have to call a repair person? Inspect & clean pump impeller. Looking for pool parts? 3) Outdoor=61F; hot reaches 153F; cold=84F; high pressure trip 4) Outdoor=61F; hot reaches 147F; cold=84F; high pressure trip Outdoor unit is Rheem RPKA-48JAZ Over the summer, I flushed the inside coils with hot water at low pressure. Recover refrigerant before opening the system. What flow rate do you have going to the heat pump? It could also be a bad water valve that looks open but is really closed inside the pipe. Possible Cause: 1. When the head pressure builds too high, the high pressure switch will open causing the heat pump to shut off immediately. Pool And Spa Repair Jandy heatpump fault: "High Ref Pressure". The purpose of the pressure switch is to ensure that water is flowing through the unit before it allows the heater to turn on. I suspect maybe its the flame sensor? High Freon pressure. Fan is NOT Turning. If your URL is correct, you'll see an image preview here. Rio Bravo, Inc. Air and water temperatures too cold to operate the heat pump. Clean entire filtering system and or replace filter element. When HP is displayed, the heater will reset 3 times after a 5 minute time delay and then be disabled until reset manually . Then the Service Heater lights goes off as the heater kicks on again. appliance. If the fluorine quantity of the air to water heat pump system is too high, high-pressure protection takes place. Note:Turn off power to unit prior to attempting service or repair. Everything works fine until after about 15 min, when the fan just blows cool air and there is no flame anymore. $200. Try washing them with a condenser cleaning acid. All connections have been tested by an electrician with no issues also. Static pressure is a drag, literally. Fault Condition: LOW WATER FLOW Alarm: The pressure switch sensing water flow is open. All wire were put back as they were. Incorrect wiring. 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. This tests for a faulty temperature sensor, Check that there isnt another heat source warming up your water. 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. Notify me of follow-up comments by email. Pool heaters generate heat via compression refrigeration (heat pump) or gas-fueled flame. A fault code indicates a specific issue or condition that will require action before the equipment can resume operating. Poor water chemistry is one of the leading causes of equipment failure, especially pool heaters. Possible Compressor's internal relief valve or overload protection device is faulty. In this blog article, we cover the most common swimming pool heater problems a pool owner might encounter and remediesto fix the issue. It senses the outside temperature and determines whether or not the heat pump needs to be defrosted. too cold. Jandy Pool Heater Heat Pump FAULT LOW REF PRESSURE & Condenser fan motor not turning on. Verify filter and skimmers are clean, backwash if necessary. Do you have a flowmeter? Corrective Action: Verify water circulation pump is on. I have had my ray pak one season now it keeps going out on high limit its brand new. Replace either one if it is faulty. Make sure to keep your valves open as to not prevent the water flow. Failure to heed the following may result in injury or death. For most swimming pools, a psi (pounds per square inch) reading of 8 to 15 is a good target. If your pressure/saturation readings are high, always suspect a water flow issue, as low water flow is difficult to gauge in these systems. Heat pumps have horrible hydraulic design. That is what created the Grand Canyon. Are there any other signs when the heater shuts down? Final Verdict. Make sure your FLOW is good. No codes lit on back of the board. 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). 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). Easy swap, one-for-one. Call your dealer for advice. It has a reaction then the heater is leaking pool water. 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. An ultrasonic leak detector picks up the sound of refrigerant and air leaking out of a hole to pinpoint the leak. It's about water movement, not just pressure. The evaporator coil pulls heat out of the air flowing over it and transfers it to refrigerant circulating inside. Check to see if a phase is out. Venturi air inlets are open. Replace Compressor. 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 When you see a pressure reading that's 10 psi or more above normal, it's time to investigate and remedy the situation. It will turn on and turn back off after about 45 seconds. But I also questing whether or not it the fan motor. No code is present. This should have no significant effect on your water temperature. Two causes of HP are a dirty filter or a water by-pass that is allowing water to move around the heat pump. Sometimes it may take a bit of time to find the right fit. Fault Condition: LOW REFRIG Alarm:Refrigerant low pressure switch is open. Low condenser airflow will show up as high head pressure, normal . There are multiple ways to diagnose the pressure switch fault. 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. In the case of a pool heat pump, this means the coils running around the outside of the unit. A qualified technician should replace the defrost sensor. Im no expert, but Ive been learning a lot lately because I recently had trouble with my own MasterTemp 400. Place heat pump in heating mode and perform the following troubleshooting. A very high pressure refrigerant. do i have to change my LED panel or the board itself inside?? It may also trip if the air flow is restricted through the heater. Low ambient air temperature. In particular, look for kink or rodent damages. 3. Honestly, this is a very common occurrence. Replace Capacitor, Replace Fan motor. Do you think a new thermal regulator might be the answer? I have a Hayward Easy Temp heater. Low or restricted water flow through heater. No error codes. NOTICE Failure to heed the following may result in damage to equipment. Insufficient supply voltage to the heat pump. Its under warranty so let them figure it out. 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. Remember that most pool heaters do not have any form of true defrost, so these controls are effectively just leaving the heater off until the air temperature has defrosted the heater. An HVAC technician will have experience with gas lines, valves, and ignitors. The heat pump has locked due to five LP (low-pressure) faults during one call for heating or cooling. My MasterTemp 400 fails to work intermittently. Determine if another heat source (gas heater, solar heater, etc.) Hi, Does it not work on especially warm or cold days? Many features may not work properly without it. No Alarms. The refrigerant system's high-pressure switch is showing as open. Fault Condition: LOW WATER TEMP Alarm: Watertemperature below 40F. The real-time clock controller indicates a low battery condition. If connected, a gas backup heater may start and stop at an incorrect time when set to use a "SCHEDULED" mode. The error at the primary heat pump must be corrected before the secondary unit will resume operation. It may not display this or other websites correctly. I have pulled down some trouble shooting guides, including wiring, switch, fan voltage etc. 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. The high refrigerant pres-sure switch is designed to shut the compressor and fan off if a heat buildup occurs for whatever reason. Replace Control Board. Replace Contactor. thanks for any help. Deactivate heat pump at power disconnect. What can cause this. Higher water/air temperatures tend to produce higher pressure readings, while colder water typically produces lower pressures. Both situations are very common. It only happens during below zero temps here in Cleveland. 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. the fan wasn't running but I could still here it humming, and was displaying the low pressure REF Fault. The last time I tried to run it, wont fire up. Please perform the following troubleshooting. 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. In chillers, the high head pressure is mainly caused due to improper water treatment regimes. Hello. For MV heaters, if the pilot wont stay lit, check the output on the thermocouple. If code reappears, replace board as memory has failed. The pool pump must be ON and your filter clean for the switch to close and allow voltage to pass through. It may be a sensor issue but there should also be codes flashing as well. The owner of Peregrine was a buddy of mine. Check Refrigerant Pressures. Inspect & clean pump impeller. The problem is that when my pool pump turns off by the timer, the heater fan constantly cycles approximately 30 seconds on and 3-5 seconds off. PROBLEM: Compressor limit has opened four (4) times within a call for operation. It may not display this or other websites correctly. But that is just a guess until I have the above info. Low water flow when switched t. Corrective Action: Verify water pump is on. Or rodent damages good, I may try and clean the pool filter out,. Due to five LP ( low-pressure ) faults during one call for.! A primary heat pump to shut off a single model featuring a 5 HP Compressor propeller! Again, as I do it twice a year and PLC controls voltage etc. been tested by an with. 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Could still here it humming, and ignitors a defect in the reverse direction first, I to! An incorrect time when set to use a `` SCHEDULED '' mode fan was n't running I! I can tell hope it 's hot outside whatever reason action before the secondary unit will operation... Rio Bravo, Inc. air and there is no flame anymore before it the! Caused due to improper water treatment regimes to water heat pump is located gas,!