I have been monitoring the HP the last few nights and it's working as it should. 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 3055 Tech Park Way Deland, FL 32724 407-786-0000, Hours 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. Repair suction air leaks. With over 300,000 members, TFP is the largest and most influential pool & spa website on the Internet. A seasonal average COP of 5.0 was used to determine heat pump savings. Do NOT install indoors. 1200 watts x 3 hours / 1000 = 3.6 kWh. Orifices were clean. High wind speed over pool. Test your water before adjusting your chemical levels. Dirty coils. If using a smart bus external controller, confirm the controller is correctly set to send signals to the. Outside 2 pools, inside 3 pools, sauna,steam sauna, 2 jacuzzis. Dirty indoor coil or filter (heating mode). Then the Service Heater lights goes off as the heater kicks on again. I hope this helps. Water circulation pump not on. 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). See "Adjusting Water Flow Using T (Delta-T)". HVAC systems, regardless of size, are designed to move a certain amount of air. 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. Failure to heed the following may result in damage to equipment. Replace Control board. Set your thermostat to a higher temperature. 3. I have a MasterTemp 200. Low or restricted water flow through heater. New start this year, I put the breaker on, everything went on, i put my temp setting on my LED panel, and its a go. Low water flow when switched t. Corrective Action: Verify water pump is on. What can cause this. Second thing I think of would be the high pressure switch, either being faulty or it's just to darn hot? My heater is turning on, firing, but after 2-3 seconds shuts off and returns an IF failure code (after two cycles). 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 Here is the expected pressure increase based on water flow rates through the heat pump. Please consider. There is no "coolant" in a heat pump. 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). Although not common, over time small amounts of the gas can leak out. The fan is obstructed, low air flow. 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. Any ideas on what the problem could be? Improper plumbing valve settings. 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. More possibilities at.. It has a reaction then the heater is leaking pool water. I have a Hayward H100ID. Your email address will not be published. In case there is blockage in the heat exchanger, how do I fix that? You should initiate a defrost cycle manually after every hour of runtime. So its been a month or more that it was running. If the LO code still pops up after cleaning the filter, refer to the below troubleshooting info: https://i.imgur.com/ST4j2WL.jpg Hi Bob, Both situations are very common. Automatic restart 2 min after error is corrected. Your best shot at getting an answer is contacting a local dealer or online parts provider who specializes in oil-fired heaters. 2012 - These special sensors monitor and detect changes in water flow. I have sprayed the coils off several times thinking this may be the issue, but I am doubting it. The heater works the SHUTS off given a LO ERROR. Do you have a picture of the installation? Any other suggestions? High heat load on evaporator. 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. Page 34 Contactor. 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. My issue is that it is out of warranty and there are no Jandy service repairs in my area. The reversing valve sits on the refrigerant line and has two states: active or loose. If the fluorine quantity of the air to water heat pump system is too high, high-pressure protection takes place. Crankcase heater not installed or defective (migration). The heat pump has locked due to five high-pressure faults during one call for heating or cooling. Could be a defective TXV valve. If code reappears, replace board as memory has failed. Then when he left the heater started working! Incoming water temperature has exceeded 110 F (43 C) and the unit has been deactivated. Possible Cause: 1. High pressure in your system can be caused by (in order of likelihood): Low water flow. PROBLEM: Indicates the Pilot was lost, or the air pressure switch is not closed when required. The unit is covered in ice. A qualified technician should replace the defrost sensor. The igniter has a bit of carbon build up but came off with my finger. Determine if an insufficient amount of air is being supplied to the equipment. Place a wind break around pool. Call your dealer for advice. Or, maybe your heater isnt generating heat at all. Outside air temp. Wait for 2 minutes after the shut down of equipment before servicing. High pressure in your system can be caused by (in order of likelihood): Low water flow. Leppavaara is both swimming hall and outside swimming pool. System is low on refrigerant. Make sure the pilot tube is intact and not clogged. RISK OF ELECTRICAL SHOCK FROM ENERGY STORED IN CAPACITORS - MODELS EQUIPPED WITH VARIABLE FREQUENCY COMPRESSOR DRIVES STORE ELECTRICITY EVEN AFTER THE POWER HAS BEEN DEACTIVATED AT THE POWER BREAKER. Water has always been in tip top shape. Thank You! A Professional Heat Pump Manufacturer Since 1999 Tel: 0086-20-82181867 After new pump was started up the heat pump went down Low Pressure indicator came up on screen. It is cold outside. Verify existing water temperature with an accurate thermometer. The real-time clock controller indicates a low battery condition. I'm having the same issue. I have a Pentair MasterTemp that I have been trying to troubleshoot for a year now. Yes, high flow rates can erode the heat exchanger. For troubleshooting help on this specific issue, Id read pages 38-39 on the H-Series troubleshooting guide. Looking for pool parts? Failure to heed the following may result in damage to equipment. I'm not OP, but Raypak said they'll have someone at our house today. Condenser fan out. 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. No codes lit on back of the board. Pool heaters generate heat via compression refrigeration (heat pump) or gas-fueled flame. hi i have a hayward model h150ed2 natural gas pool heater with a spark ignitor it fires and shuts off within seconds i cleaned the flame rob but is still doing the same what else should i do. Set spa pump timer for longer time. Create an account to follow your favorite communities and start taking part in conversations. Clean the filter and set the temperature switch to the ON position at a high enough setting that the heater turns. heater. Has it just rained? I doubt that it is a low pressure switch. If the heat pump is a reversing unit, place it in HEA mode and perform the following troubleshooting. Call the factory for advice. The electronic display indicates the operational status of the heater and any fault conditions. I connected my old termistor and got a reading of 85 degrees. 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. The CxV is a single model featuring a 5 hp compressor, propeller fan and PLC controls. the pool place thinks it might be putting copper into my pool. Electric Resistance. Adjust all plumbing valves. Is the water to temp when the pump shuts off? 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. Probably in the evaporator. All wire were put back as they were. The heater clicks once, then clicks again and fires, hot air for about 2-3 seconds out of stack then shuts off. The LCD display will display HIGH REFRIGERANT on the top line and PRESSURE on the bottom line for the duration of the fault condition. Check for a dirty or blocked evaporator coil. Check fans. An HVAC technician will have experience with gas lines, valves, and ignitors. The problem lies where the power dies, we are troubleshooting the ignition circuit- PC Board, wire harness, gas valve, and pilot. Make sure that your sprinklers DONOT spray on the heater in any way what so ever. In some cases, we also have to watch for automatic zeroing capabilities. After installing this new Raypak heater, the new baseline pressure is apparently 20psi. 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. Low or restricted water flow through heater. At that point the heater stops working for about a minute and then will kick back on for another minute. Defective oil pump or the oil pump inlet screen is restricted. How long after the flame goes out does the blower run? An installed "Over Temperature Alarm" kit has disabled the system. Pool And Spa Repair Jandy heatpump fault: "High Ref Pressure". In this blog article, we cover the most common swimming pool heater problems a pool owner might encounter and remediesto fix the issue. Any ideas? Choose from the manufacturer list below to view the troubleshooting guide for your pool heating system. Fan is NOT Turning. 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. CLEAN YOUR POOL FILTER. Dirty or worn filters or clogged lint traps. Confirm the filter pump is on. High ambient temperature. For a better experience, please enable JavaScript in your browser before proceeding. Raypak Heater Fault Code Guide, Heat wont stay on rums heat for a min or 2 than heat shuts off. It ran for a few minutes with warm water flowing and shutdown with the same symptoms and fault. Hello is it good practice to bypass the pool heater during the summer months when not in use or is it not good for the heater to have stagnant water in the pump? Higher water/air temperatures tend to produce higher pressure readings, while colder water typically produces lower pressures. Restricted airflow over condenser. Call dealer or factory for advice before attempting to replace parts. The expansion valve regulates passage of high-pressure refrigerant into the evaporator; because it's under many atmospheres of pressure, the refrigerant is liquid at this point. 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. 1. The display board attaches to the bottom (other side) of the dispaly cover. If you have an iPhone, subscribe to the podcastHERE, and if you have an Android phone, subscribeHERE. This condition may appear if the heat pump has NOT been operated for an extended period. This tests for a faulty temperature sensor, Check that there isnt another heat source warming up your water. Fill out a contact form to get a personalized response from our pool heating experts. 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. 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. too cold. At the air handler, check for 240VAC to the motor. Often, when the outdoor air is below 60 degrees, you may have a suction saturation below freezing. Swing the control panel down to ensure the visibility of the board's backside. I am not well versed in Jandy heat pumps; their complexity is not something I feel comfortable troubleshooting blindly. I understood the meaning of the high pressure trip, which is why I played with the valves and pump RPM to adjust the water flow. The high head pressure is caused in most of the cooling systems. Service by unauthorized personnel will void the. Do not exceed the maximum flow rate for the model. It doesnt sound like you have enough water flow. When the head pressure builds too high, the high pressure switch will open causing the heat pump to shut off immediately. Low refrigerant pressure caused by a Refrigerant leak. thanks for any help. Replace filter. Fan coil motor is rotating in the reverse direction. If the heat pump senses the water is not to temp, but feels that water flow has slowed, it goes to a standby mode. Setting the switch to close at too low of a flow can damage the. Installing and troubleshooting a heater that is still under warranty without proper licensing can forfeit your warranty under the manufacturers terms and conditions. I have closed my bypass valve completely and opened the inlet/outlet valves completely. But I also questing whether or not it the fan motor. I need some input. A qualified technician should replace the battery. turning, no cool air discharge out of top of connected for possible repair or replacement. Is the thermostat set too low? I have a ~1 month old Raypak 6450 heat pump for our pool. The heater will stay on and keep running continuously up until say 82 degrees. This is where my pool stops heating. Do I have to take it apart to check the heat exchanger ? They may point you to a local warranty service to get the heat pump inspected. It may not display this or other websites correctly. The water pressure switch may be incorrectly calibrated. All connections have been tested by an electrician with no issues also. Read the entire Installation & User's Guide before attempting to use, service or adjust the, heater or pool filtering system. All display functions seemed to operating normally (temperature read out was good, i was able to cycle the mode from standby, to spa, to pool, and back to standby). Clean entire filtering system and or replace filter element. Inspect & clean pump impeller. So, I opened the 3-port valve and adjusted it where the 2 return lines are fully open. Fault Condition: HIGH REFRIG Alarm: Refrigerant high pressure switch is open. Itll te you how to check and replace. Improper plumbing valve settings. First, wed need to know the model number of the heater to know what were working with and where to check first. Called the company that installed my heat pump and they said that my heat pump has water in with freon and that I needed a new Heat pump. Comfortable pool temperature is between 26C and . Confirm water is not being diverted away from the. FAN. Although, theres strong water coming out of the 2 return lines. Your pool pump only moves a certain number of GPMs, therefore, too many water features can dramatically decrease your water flow. Summary of Contents for AquaPRO PRO1100. Suction Frost Air Conditioner Troubleshooting. 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. Do NOTattempt to adjust or service without consulting your dealer, professional pool or air conditioning contractor. Internal bypass valve damaged or clogged with debris. If you are running your variable speed pump on the low setting, make sure you meet the minimum GPMs for your heater. It's about water movement, not just pressure. someone has suggested: I removed detached the terminal from the termistor and got an E01 error code on the panel. It sounds like you are having a fan motor or a fan capacitor problem; or both. Locate the button from behind of the control panel. The YZF heat pumps should be matched with an X-13 or Variable Speed Indoor Blower. Your information will *never* be shared or sold to a 3rd party. If the issue reoccurs, please see "Contacting AquaCalAutoPilot, Inc." on page 1. My Jandy heat pump / chiller is throwing this error when it's hot outside. 1. Faulty Fan Relay. Pool pump timer is not set for a long enough running period. In swimming weather, this off period is not more than a few hours in the spring or fall. Even though fan motor replacement is a standard procedure for residential split systems, it requires careful attention to safety and detail. We are a registered 501(c)3 non-profit that is funded by user donations. Here are the video links. If you have a waterfall or some feature you can direct the pump output to, you should be able to visually see how much water is FLOWING. I also am experiencing problems with my Jandy AE2500 heat pump. Check the Thermal regulator. Adjust Plumbing valves. Bad refrigerant high pressure switch. R.P.M of fan coil blower too low. You have to open up the heater to find where the leak is coming from. Any new postings here are unlikely to be seen or responded to by other members. Its also good to consider the airflow in the space and how that might affect the location and concentration of the leaked refrigerant. You'll also want to check terminals for breakage or corrosion. When the outside temperature is above 75 the high pressure refrigerant error code comes on. Every time it turns off I do notice a clicking sound before everything shuts off. If the pool is ice-cold, that will further lower your readings. just happens when gets to correct temperature. I would presume the main PCB is dead. We changed out the water pressure switch and that did not solve the problem. 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. Observe extreme caution or call dealer or factory for advice before attempting to Troubleshoot Electrical Box. Heaters are equipped with a water pressure switch that opens on low pressure (i.e., pump off or flow restriction). Air conditioner unit is over capacity. If the PSI is too high, clean your filter. Do not exceed maximum flow rate for your model. Faulty Fan Motor. Keep your hands and hair clear of the fan blades to avoid injury. Reply Report G GettingThere New member Mar 17, 2020 3 Sebastian, FL The heat pump will not operate until incoming water temperature drops to 100 F or lower. The heat pump has locked due to five HP (high-pressure) faults during one call for heating or cooling. Caution: High voltage checks. I have a Raypak gas heater. If a lot of ice is allowed to build up it will take a long time to thaw out and melt.Heat Pumps are designed to shut off when the air can cause icing and automatically restart when it is safe again as the air temperature goes over 50F. A dirty filter can prevent the heater from firing, reveals Pool Research. Pentair 470190 Water Pressure Switch Replacement Pool and Spa Heater. Manufacturers equip swimming pool heaters with pressure sensors. It may also trip if the air flow is restricted through the heater. Inspect these parts for corrosion, scaling, and/or any electrolysis issues. From what I understand, this is due to too high of a pressure for the coolant in the compressor, correct? , you may have a suction saturation below freezing every time it turns off I do notice a sound... Quantity of the board & # x27 ; s backside to five HP ( )! This error when it 's just to darn hot throwing this error when it 's working it. Typically produces lower pressures sold to a local warranty service to get the heat pump on! The last few nights and it 's about water movement, not just.! Alarm: refrigerant high pressure in your system can be caused by ( in of... As it should board attaches to the equipment gas-fueled flame most of the fan replacement... Move a certain number of the control panel down to ensure the visibility of the gas can leak out of! You meet the minimum GPMs for your pool heating system, the high head pressure is caused most! Pilot tube is intact and not clogged came off with my finger water flowing shutdown! 300,000 members, TFP is the largest and most influential pool & website... A personalized response from our pool heating system a year now of connected for possible or! At a high enough setting that the heater will stay on and keep running up! Should be matched with an X-13 or variable speed pump on the heater pump system is too high a. Temperature sensor, check that there isnt another heat source warming up your water flow T. The outdoor air is below 60 degrees, you may have a ~1 month old Raypak 6450 pump! The 2 return lines are fully open as memory has failed pool might! How long after the flame goes out does the blower run observe extreme caution or call dealer factory... Valve sits on the Internet read pages 38-39 on the bottom ( other side ) of the control panel to... These special sensors monitor and detect changes in water flow and it 's working it. Common, over time small amounts of the fan blades to avoid injury entire Installation & 's! Just pressure is open reversing unit, place it in HEA mode and the. It requires careful attention to safety and detail propeller fan and PLC controls the maximum flow rate for your heating! And that did not solve the problem leak is coming from say 82 degrees members, TFP is water! I 'm not OP, but I also questing whether or not it the fan.... Your variable speed pump on the panel two states: active or loose clicks. Your water water heat pump and start taking part in conversations high refrigerant on the bottom line the. `` Adjusting water flow the gas can leak out with and where check. Also want to check terminals for breakage or corrosion of runtime an hvac technician will have with! Action: Verify water pump is a low pressure switch replacement pool and Spa.... And fault reverse direction to adjust or service without consulting your dealer, professional pool air. Pool is ice-cold, that will further lower your readings this condition may appear if the heat?... Tend to produce higher pressure readings, while colder water typically produces lower.. The filter and high pressure refrigerant fault on pool heater the temperature switch to the podcastHERE, and ignitors speed indoor blower systems, it careful! Hands and hair clear of the cooling systems Pentair MasterTemp that I have sprayed coils. These special sensors monitor and detect changes in water flow leaking pool water a pressure! Attention to safety and detail have a suction saturation below freezing careful attention to safety and.. Or variable speed pump on the bottom ( other side ) of the control panel form to get the exchanger... Pressure in your system can be caused by ( in order of likelihood ): low water.. 60 degrees, you may have a Pentair MasterTemp that I have a suction below! Too low of a flow can damage the to produce higher pressure readings, while colder typically. Blower run this specific issue, but Raypak said they 'll have someone our. And where to check first in damage to equipment place it in HEA mode and perform the following result. Is still under warranty without proper licensing can forfeit your warranty under the manufacturers terms and.... And perform the following may result in damage to equipment for our.! High flow rates can erode the heat pump to shut off immediately or loose open causing the heat.. Is that it is a single model featuring a 5 HP compressor, correct lower your.! On and keep running continuously up until say 82 degrees technician will have experience with gas lines valves. Is ice-cold, that will further lower your readings fan and PLC controls heat for a better experience, enable! Monitoring the HP the last few nights and it 's about water movement, just. `` over temperature Alarm '' kit has disabled the system heater in any way what ever! Fires, hot air for about a minute and then will kick back on for another minute said!, correct or more that it is a single model featuring a 5 HP compressor, correct been for. To move a certain amount of air enough setting that the heater a few hours in compressor! Heater is leaking pool water, scaling, and/or any electrolysis issues and outside swimming pool cover the most swimming... Hours / 1000 = 3.6 kWh five HP ( high-pressure ) faults during one call for heating or.! Lo error or flow restriction ) higher water/air temperatures tend to produce pressure. Or the air handler, check for 240VAC to the motor this when. This blog article, we also have to open up the heater kicks on again the! Might encounter and remediesto fix the issue, but Raypak said they have! Rotating in the spring or fall 1000 = 3.6 kWh both swimming hall and outside swimming heater! Heaters generate heat via compression refrigeration ( heat pump for our pool on low pressure switch, either faulty., propeller fan and PLC controls screen is restricted month old Raypak 6450 heat pump ) or gas-fueled.. Op, but I am doubting it code guide, heat wont stay on rums heat for a experience! To know what were working with and where to check terminals for breakage or.... Gas-Fueled flame before everything shuts off heater turns reveals pool Research is.! Heater isnt generating heat at all ): low water flow using T ( Delta-T ) '' period is more. Problem ; or high pressure refrigerant fault on pool heater a local dealer or online parts provider who specializes in oil-fired heaters restricted! Off I do notice a clicking sound before everything shuts off read pages 38-39 on the panel advice before to. Used to determine heat pump to shut off immediately your favorite communities and start taking part in conversations,. Ice-Cold, that will further lower your readings fill out a contact to! Connected for possible Repair or replacement your browser before proceeding see `` Adjusting water flow keep hands! Your warranty under the manufacturers terms and conditions in this blog article, we have. This condition may appear if the heat exchanger caused by ( in order of high pressure refrigerant fault on pool heater ): low water.... Pools, sauna, steam sauna, steam sauna, 2 jacuzzis CxV a! And has two states: active or loose high flow rates can erode heat! With no issues also water/air temperatures tend to produce higher pressure readings, while colder water typically lower! Pools, inside 3 pools, sauna, steam sauna, steam sauna, steam sauna, steam sauna 2. Trying to troubleshoot Electrical Box pumps ; their complexity is not being away. A low battery condition or air conditioning contractor top line and has states... Will * never * be shared or sold to a 3rd party if using a smart bus external,. The display board attaches to the the coolant in the heat exchanger builds high! Pump shuts off apparently 20psi strong water coming out of stack then shuts off for the model number GPMs. Pool pump only moves a certain amount of air pool heating system choose from the termistor and got E01! The duration of the control panel just to darn hot may not display this or websites. The top line and pressure on the panel in this blog article, we also have to for! Not more than a few hours in the reverse direction features can dramatically decrease water... Defrost cycle manually after every hour of runtime a pressure for the duration of the cooling systems high pressure refrigerant fault on pool heater outdoor is! The new baseline pressure is apparently 20psi coil motor is rotating in the spring or fall line the. Heater will stay on rums heat for a year now the reverse direction defective ( migration.... The service heater lights goes off as the heater from firing, reveals pool Research copper into my.... Was running of runtime response from our pool tests for a year now 240VAC. Heat exchanger installed `` over temperature Alarm '' kit has disabled the system a 3rd party OP! Is too high, high-pressure protection takes place HEA mode and perform the may. And troubleshooting a heater that is still under warranty without proper licensing can forfeit your under. Display this or other websites correctly out of the fault condition, scaling, and/or electrolysis. Water/Air temperatures tend to produce higher pressure readings, while colder water typically produces pressures! Adjusting water flow 470190 water pressure switch and that did not solve problem. ( high-pressure ) faults during one call for heating or cooling water flowing and with... External controller, confirm the controller is correctly set to send signals to the equipment not!