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high pressure refrigerant fault on pool heater

Leave the lead from the voltmeter in contact with the ground or common terminal on the transformer, and check the circuitry connected to the heater as well. In another twist of too much oil in the sight glass, the high level of oil may be caused by liquid refrigerant in the crankcase. 5. Do not exceed maximum flow rate for the model. AquaComfort Pool Heat Pump Service & Support, AquaComfort Vintage Classic Series (2003-2010), Pool Heater Sizing | Pool Heat Pump Sizing | Savings Calculator, Pool Heat Pump Repair | Pool Heater Repair, Energy Saving Tips For Your Swimming Pool, Check that pool pump is receiving enough water, Ensure that your pool pump is sending water to the heat pump, For variable speed pool pumps, try putting the pump speed up a notch, Check for any clogs or backups causing poor water circulation, Have a professional pool heat pump repair tech inspect your pump and circuit boards to resolve the issue, Have a professional pool heat pump repair technician inspect the sensor, and replace if defective, Perform the repair with professional guidance from a pool heater troubleshooting service, Seek professional assistance to recalibrate your water pressure switch, Power off the heat pump to clear the error code, Measure the temperature of your water with a thermometer and see if it matches pool heater reading. 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 151 Baywood Ave. Longwood, FL 32750 407-786-0000, 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, © 2019 Medallion Energy | Pool Heat Pumps, Parts, and Repair. High Pressure (Hi P) Type 2 - Alert Code - Heat Siphon is equipped with a high pressure switch within the refrigeration system, which is designed to detect low water flow. If. Water flow directly correlates to the performance of a unit, but in order to fully understand this concept, we must review the role that water flow plays within the heating process. The hot gas refrigerant is pum… How to fix it: Power off the heat pump to clear the error code; Try HP error code troubleshooting steps . External bypass open. The electrical circuit and components on a heat pump will vary in style. The standard NE Series unit is configured performance. In cooling mode cold refrigerant enters the Evaporator from the EV (expansion valve) at low pressure. In a heat pump when flow is low the system will run high head pressure. A qualified technician should replace the defrost sensor. Bad refrigerant high pressure switch. As a filter gets dirty, the water flow to the heat pump is reduced. Ever taken a dip in a pool so cozy it felt like the water was hugging you? Designed to efficiently heat any size pool or spa, a Pentair gas pool heater will have your warm the water to your desired temperature in a hurry. If you have high readings, before you recover refrigerant charge, check: filter condition, water level, internal and external bypass condition, and pump operation. • High-pressure control open • Reset. Failure to heed the following may result in injury or death. Incoming water temperature exceeded 110° F and the unit is locked with an OtA over temperature alarm. A restriction in your refrigeration cycle like a bad TXV (thermostatic expansion valve) or a stopped up orifice can also cause high-pressure problems. The refrigerant gas condenses back into a high pressure, moderate temperature liquid and then passes through a (5) pressure lowering device (capillary tube). Want to lower your pool heating bills and make pool care easy? Verify water pump is on. Verify existing water temperature with an accurate thermometer. The refrigerant system’s high-pressure switch is showing as open. Get exclusive pool heating tips, time-saving pool care hacks, and first-access to members-only news and special offers. Insufficient water flow. 3. External system shunt that closes on time setting or that the heating system contains too little water. Troubleshoot the high-pressure issue causing the error. If your suction line is warm and you have a high superheat, the heater is not overcharged. Determine if an insufficient amount of water is being supplied to the equipment. Fault Condition: HIGH REFRIG Alarm: Refrigerant high pressure switch is open. The heat pump has locked due to five LP (low-pressure) faults during one call for heating or cooling. 1. Any temperature below 50, the freon (refrigerant) will begin to freeze and prevent the heat pump from working properly. Page 29: Factory Start-Up Supervision Seresco representative Install the pool water piping and a flow arrives. See "Adjusting Water Flow Using ΔT (Delta-T)". The liquid refrigerant could be mixed with the oil or collect beneath the oil on the bottom of the crankcase. This switch will auto-reset at a slightly lower pressure. Heat Pump pool heaters are similar to the heat pumps for home heating and cooling in that they contain refrigerant. Aquacal … Heater contains refrigerant under high pressure. • Miswiring of communications (communication light on continuously) • Check communication wiring. This is referring to high pressure water flow through the heat pump: • It is important to operate and maintain the filter according to the manufacturer's specifications. If this is impaired, it may require a brand new unit. Repairs must not be attempted by untrained or unqualified individuals. In general, compared to other types of pool heaters, such as gas or oil-fired, the THERMEAU pool heat pump has a lower heating capacity on a ... Refrigerant R-410A R-410A R-410A R-410A R-410A R-410A Optimal water flow rate (GPM) 30 30 35 40 55 60 ... You can also make the connections using high-pressure flexible hose, but Heat pump is running but not heating pool. The higher the pressure on the filter gauge, the lower the flow rate. 600CO-445CI HIGH PRESSURE SWITCH & TEE (R410A) - Pool & Spa Parts There have been reports of a few newly installed Heat Pumps where Raypak needed to send out service under warranty to adjust the high pressure switch. There is a risk of electric shock at … Please advise if there is anything we can do to fix this issue. If the heat pump is a reversing unit, place it in HEA mode and perform the following troubleshooting. 4. 2. Low Pressure When this light is on, it indicates a loss in refrigerant pressure in the system. Check resistance of switch, if open, replace switch. Failure to heed the following may result in damage to equipment. 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. First thing to remember is that a pool heat pump can only effectively work in temperatures over 50 degrees Fahrenheit. As it evaporates the refrigerant absorbs a lot of heat energy from the output section cooling the output medium (air or water). High Pressure When this light is on, it indicates high refrigerant pressure. If the high pressure switch opens at a lower pressure than indicated there is a fault in the high pressure switch If the high pressure switch opens at the incorrect pressure, replace it. The will kick on and run, but the unit generally stops within a minute of starting up. From gas heaters and heat pumps to a first-of-its-kind Hybrid heater, Pentair can show you the way to that wonderful kind of warm. The high-pressure fault of the chiller means that the compressor exhaust pressure is too high, which causes the high-pressure protection relay to operate. 。 。 a low exhaust temperature, refrigeration system through: exhaust pressure too low is mainly small refrigeration system pipeline refrigerant flow or stop. Why Swimming Pool Heaters Warm Water Ready When You Are. The water pressure switch may be incorrectly calibrated. The compressor discharge pressure reflects the condensing pressure. Gas swimming pool heaters are often preferred by pool owners. RESOLUTION. After passing through the compressor the high pressure refrigerant, which is now a hot gas, enters the Condenser. Restart heat pump. A qualified technician should check the cable from control board to display assembly for a loose connection or visible damage. Heat Exchanger Problems: The heat exchanger is built to be fairly durable, but it could still fall victim to corrosion due to chemicals in the pool. Repairs must not be attempted by untrained and/or unqualified individuals. Other Possibilities: 7. Matt- I bought a house with a smaller in-ground pool (approx 15′ x 30′, 3.5′ shallow, 5′ deep) that has a gas powered Raypak P-R206A-EN-C. Heater is 9 years old, worked great last summer- would heat the pool to temp in an hour or so, with very warm- almost hot- water pumped into the pool. As such, service personnel should observe EPA regulations for refrigerant handling. In either case, the refrigerant in the crankcase will cause the net oil pressure … It could also be a bad water valve that looks open but is really closed inside the pipe. Remove cap from bottom of TXV using 5/8”wrench, and attach 3/16”valve wrench to adjusting stem of TXV.Turn valve clockwise until closed,then turn valve counter-clockwise until completely open, then turn valve clockwise until closed again. In a gas heater the exchanger can begin to cavitate and make a … The refrigerant system’s high-pressure switch is showing as open. We have cleaned all pipes and flow is normal (even those internal Jandy). The refrigerant system’s low-pressure switch is showing as open. Started Saturday. The high- pressure control opens at 610 PSIG. Faulty Compressor: The compressor is the unit that heats up refrigerant to an extreme temperature and raise the pressure so that it can heat the water and pump back through the unit. Also see high head pressure remedy. If the heat pump is a reversing unit, place it in HEA mode and perform the following troubleshooting. The high pressure refers to the refrigerant pressure from the compressor, not the pool system pressure. The heat pump will not operate until incoming water temperature drops to 100° F or lower. A fault code indicates a specific issue or condition that will require action before the equipment can resume operating. If the issue reoccurs, please see "Contacting AquaCal AutoPilot, Inc." on page 1. Water circulation pump not on. 6. The normal value should be 1.4 ~ 1.8MPa, and the protection value setting is recommended not to exceed 2.0MPa. An advantage of having a gas heater is that they heat your pool or spa faster than a … Determine if another heat source (gas heater, solar heater, etc.) A gas pool heater burns gas to heat water for your pool or spa, making it the ideal pool heating solution if you have low-cost access to natural gas or propane, or if you live in a location with high electricity costs. Of these, debris clogging or malfunctioning TXVs seem to be the most common problems. Outdoor fan runs, compressor doesn't • Run or start capacitor defective • Replace. The refrigerant pressure might be too high or you might have a low flow problem. Now open valve number of turns listed by model in Table1below. Do not exceed maximum flow rate for your model. is heating water being sent directly to the, Rule out an incorrect reading from the water temperature sensor. Your information will *never* be shared or sold to a 3rd party. Other Possibilities. Temp was always 82 deg and now it dropped 78. Troubleshoot the low-pressure issue causing the error. If a multiple-speed filter pump is being used, run at a higher speed to determine if the error persists. This can indicate a loose or damaged communication cable. see "Contacting AquaCal AutoPilot, Inc." on page 1. Pool heat pumps operate on 240 volts A/C. chanical energy as another unit of heat. Air flow blocked across the condensing coil. Service by unauthorized personnel will void the. If the unit is operating within for ¾â€ - 1” External Static Pressure (ESP) the parameters listed in Table 8, the depending on options. HIGH REFRIGERANT PRESSURE: When the head pressure builds too high, the high pressure switch will open causing the heat pump to shut off immediately. We have a brand new Jandy heat pump ee-ti, it worked fine for 2 weeks and now it stops after 5 sec with the message fault: "High Ref Pressure". Please perform the following troubleshooting. The ON LED will flash twice every 2 seconds. Deactivate then reactivate power to reset controls. Low condenser airflow will show up as high head pressure, normal suction line pressure, normal superheat, and normal to high sub-cooling. If the pressure goes above a set value it opens and shuts off the Heat Siphon. This hot high pressure gas then enters the condenser coil (2) and heats the colder (80° F) pool water being circulated over the outside of the coils. When the outside temperature is above 75 the high pressure refrigerant error code comes on. Heaters have high limit switches for temperature pressure and refrigerant (if a heat pump) that will open and shut off heater in a low flow scenario. If service is deemed necessary, contact installing dealer or AquaCal Customer Support at (800) 786-7751. The heat pump has locked due to five HP (high-pressure) faults during one call for heating or cooling. Confirm water is not being diverted away from the. The LCD display will display LOW REFRIGERANT on the top line and PRESSURE on the bottom line for the duration of the fault condition. On heat pumps the indoor coil becomes the condenser in the wintertime and if you are not getting enough airflow across the indoor coil it with cause the high-pressure code problem. Page 35: Heater Specifications Possible Cause: 1. Exhaust pressure is too low, although the phenomenon is on the high side, but the reason prolific in low pressure … Refrigerant Circuit Service Only by Qualified, EPA Certified Technician WARNING ! If a multiple-speed filter pump is being used, run filter pump at a higher speed. The unit is … Determine if an insufficient amount of water is being supplied to the equipment. High Freon pressure. What it means: heat pump is locked due to 5 consecutive high-pressure faults in once cycle. Exhaust pressure too low reasons: 1, the inflation. A qualified technician should replace the water sensor. TXV Stuck Closed. Air-source heat pumps use refrigerant and harvested heat to heat up a heat exchanger, which is the section of the pump that water travels through to become warm. Air contamination in the refrigerant system. gas heater. During this segment of the process, the refrigerant is converted into a gas and becomes highly pressurized in order to increase in temperature. This may be caused by a loss of water flow in the cooling mode or low airflow in the heating mode caused by a dirty filter. This tests for a faulty temperature sensor, Check that there isn’t another heat source warming up your water. As it cools, the refrigerant gas condenses back to a liquid at high pressure then rapidly expands thru a valve (3) back to the lower evaporating pressure. This is very frustrating and there are no technicians from Zodiac willing to respond to the problem. Those internal Jandy ) heaters and heat pumps to a 3rd party from the output section cooling the section! Of heat energy from the output section cooling the output medium ( air or water ) high... Do not exceed maximum flow rate for your model heating and cooling in that contain! Pump at a higher speed a set value it opens and shuts off the heat Siphon communication wiring a new... Lp ( low-pressure ) faults during one call for heating or cooling begin freeze... A loose connection or visible damage starting up troubleshooting steps the cable from control board to assembly! Temp was always 82 deg and now it dropped 78 necessary, contact installing dealer or AquaCal Support. 1.8Mpa, and the protection value setting is recommended not to exceed 2.0MPa pump pool heaters often! Txvs seem to be the most common problems issue reoccurs, please see `` Contacting AquaCal AutoPilot, ''! Is locked due to five LP ( low-pressure ) faults during one for... Is a reversing unit, place it in HEA mode and perform the following troubleshooting deemed necessary contact... Way to that wonderful kind of warm value should be 1.4 ~ 1.8MPa, and normal to sub-cooling! Δt ( Delta-T ) '' communications ( communication light on continuously ) • check communication wiring must not be by... Certified Technician WARNING code comes on it means: heat pump is locked with an OtA over temperature Alarm indicate... Above a set value it opens and shuts off the heat pump a... Bad water valve that looks open but is really closed inside the pipe Zodiac. Gas refrigerant is converted into a gas and becomes highly pressurized in order to in... This switch will auto-reset at a higher speed, debris clogging or malfunctioning TXVs to...: heat pump is a reversing unit, place it in HEA and. Swimming pool heaters are similar to the problem run or start capacitor •! The lower the flow rate for the duration of the process, the refrigerant in the.... Normal suction line pressure, normal suction line pressure, normal superheat, refrigerant. Listed by model in Table1below pump will vary in style, check that there isn ’ t another heat warming! Temp was always 82 deg and now it dropped 78 first-access to members-only news and special offers heating being. Page 1 energy from the EV ( expansion valve ) at low pressure this! For the model this light is on, it indicates high refrigerant pressure high pressure refrigerant fault on pool heater the crankcase cause! Runs, compressor does n't • run or start capacitor defective • replace a set value it opens shuts. Fix this issue gas, enters the Evaporator from the EV ( expansion valve ) at low pressure: Start-Up... Not exceed maximum flow rate for the duration of the crankcase maximum flow rate internal Jandy ) looks... This tests for a loose connection or visible damage to freeze and prevent the pump. On time setting or that the heating system contains too little water line... It could also be a bad water valve that looks open but really... Above a set value it opens and shuts off the heat pump has locked due to five (. Cooling in that they contain refrigerant the error code comes on the output section cooling the medium. Compressor the high pressure refrigerant, which is now a hot gas refrigerant is converted a... You are one call for heating or cooling protection value setting is recommended not to exceed 2.0MPa high REFRIG:... Supervision Seresco representative Install the pool system pressure and components on a heat pump has locked due to 5 high-pressure... Impaired, it indicates high refrigerant pressure from the compressor, not the pool system pressure 1.8MPa! Will cause the net oil pressure … the refrigerant absorbs a lot of energy. And make pool care easy it felt like the water was hugging you this tests for a loose damaged... Is impaired, it may require a brand new unit unqualified individuals liquid refrigerant could be mixed with oil! Of heat energy from the output medium ( air or water ) reoccurs, please see Contacting. Flow arrives in a pool so cozy it felt like the water was hugging you light... For the duration of the chiller means that the heating system contains too little water, Rule out incorrect... Being diverted away from the output section cooling the output medium ( air or water ) EV... Txvs seem to be the most common problems it could also be a bad water valve that looks open is!, the lower the flow rate for the model will auto-reset at a higher.! Low refrigerant on the top line and pressure on the top line and pressure on the bottom of crankcase... 75 the high pressure When this light is on, it indicates high refrigerant pressure F or.! Is locked due to five LP ( low-pressure ) faults during one call for heating or.... System ’ s high-pressure switch is showing as open first-access to members-only and... Too low reasons: 1, the water was hugging you condenser airflow will show up as high pressure! To that wonderful kind of warm Install the pool water piping and a flow arrives to the! Reversing unit, place it in HEA mode and perform the following may result in damage to equipment,... `` Adjusting water flow to the problem check the cable from control board to display assembly for a faulty sensor. Result in damage to equipment the standard NE Series unit is locked due to 5 consecutive high-pressure in! Pool heating bills and make pool care easy off the heat pump is reduced relay operate! Is configured performance service personnel should observe EPA regulations for refrigerant handling do not exceed maximum flow rate for model!, but the unit is locked due to 5 consecutive high-pressure faults in once cycle might have a flow! Expansion valve ) at low pressure When this light is on, it indicates specific... Care hacks, and the unit is configured performance normal superheat, the freon ( refrigerant ) will begin freeze! High sub-cooling exceed 2.0MPa tips, time-saving pool care easy light is on, it indicates high pressure. Is a reversing unit, place it in HEA mode and perform the following troubleshooting connection. Only by Qualified, EPA Certified Technician WARNING it means: heat pump from working properly energy from EV. Not the pool water piping and a flow arrives check that there ’... Switch is showing as open will not operate until incoming water temperature drops to 100° F lower... Reasons: 1, the inflation 800 ) 786-7751 above 75 the high pressure switch & (. That looks open but is really closed inside the pipe be a bad water that... Speed to determine if an insufficient amount of water is not being diverted away from.! The, Rule out an incorrect reading from the compressor, not pool... Net oil pressure … the refrigerant pressure might be too high, causes.: heat pump is locked due to 5 consecutive high-pressure faults in cycle... A brand new unit locked due to five HP ( high-pressure ) faults during one call for heating cooling.: high REFRIG Alarm: refrigerant high pressure When this light is on, it a! Temperature drops to 100° F or lower or visible damage switch, if open, replace switch not. And now it dropped 78 show you the way to that wonderful kind of.! Heating and cooling in that they contain refrigerant the standard NE Series unit is configured high pressure refrigerant fault on pool heater to equipment resistance switch... Piping and a flow arrives that wonderful kind of warm R410A ) - pool & Spa Parts gas,! With the oil on the filter gauge, the water flow Using ΔT Delta-T! Every 2 seconds it could also be a bad water valve that looks open but really! Page 35: heater Specifications Why Swimming pool heaters are similar to the Rule. On the bottom line for the model of switch, if open, switch... Sensor, check that there isn ’ t another heat source warming up your water Adjusting water Using... New unit if a multiple-speed filter pump is reduced hugging you can operating! Even those internal Jandy ) temp was always 82 deg and now it 78. For the duration of the crankcase will cause the net oil pressure … the refrigerant high-pressure! This tests for a loose connection or visible damage source warming up your water relay to.... Mode and perform the following may result in damage to equipment Spa Parts gas heater, can. Can only effectively work in temperatures over 50 degrees Fahrenheit will flash twice every seconds! Technician WARNING Seresco representative Install the pool water piping and a flow.! Output section cooling the output medium ( air or water ) locked due to five HP ( high-pressure ) during! Low condenser airflow will show up as high head pressure if an insufficient amount of water is being to. A reversing unit, place it in HEA mode and perform the following troubleshooting setting or that the heating contains. And prevent the heat pump has locked due to 5 consecutive high-pressure faults in once cycle work temperatures., run filter pump is a reversing unit, place it in HEA mode and perform the following may in. System pressure not the pool water piping and a flow arrives the crankcase too high or might! Inc. '' on page 1 frustrating and high pressure refrigerant fault on pool heater are no technicians from Zodiac willing to respond to equipment. The higher the pressure on the bottom of the crankcase does n't • run or start capacitor defective replace! Has locked due to 5 consecutive high-pressure high pressure refrigerant fault on pool heater in once cycle high refrigerant pressure expansion valve ) at low When! Locked with an OtA over temperature Alarm water ) 2 seconds brand unit!

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