Required fields are marked *. An E7 error usually indicates a mode problem between the indoor and outdoor units. Name. If the AC input is normal, measure the voltage of electrolytic capacitor C on control panel (AP1), if it’s normal, there’s malfunction for the circuit, please replace the control panel (AP1). Malfunction Name: Static dedusting protection, Malfunction Name: Overload protection for compressor, Possible Causes: Refer to the malfunction analysis, Malfunction Name: Desynchronizing of compressor, Malfunction Name: Decrease frequency due to high temperature resistant during heating operation, Malfunction Name: Malfunction of phase current detection circuit for compressor, A/C Status: During cooling and drying operation, compressor will stop while indoor fan will operate; During heating operation, the complete unit will stop, Possible Causes: Replace outdoor control panel AP1, Malfunction Name: Charging malfunction of capacitor, Possible Causes: Refer to the part three—charging malfunction analysis of capacitor, Malfunction Name: Malfunction of module temperature sensor circuit, Malfunction Name: Module high temperature protection, A/C Status: During cooling operation, compressor will stop while indoor fan will operate; During heating operation, the complete unit will stop. Indoor fan malfunction Reply Lan debrum says: October 8, 2015 at 11:31 pm where no cooling at all. It is mandatory to procure user consent prior to running these cookies on your website. Flexible Design Gree’s Multi Zone systems have many advantages for both the property owner and the installer. Problem: Malfunction of evaporator temperature sensor. What is an E7 error Code on a Mini Split? Below are the things to check and reset an E7 error code. Display of indoor unit Running Indoor Cooling Indoor Heating Indoor Yellow Outdoor Red Outdoor Green Outdoor Name of malfunction; E2: 2: 3: Anti-freezing protection The wiring terminal between outdoor ambient temperature sensor and controller is loosened or poorly contacted; Outdoor ambient temperature sensor is damaged. Household (Townhouse) Central Air Conditioning Unit. Power resetting the indoor and outdoor unit at the breaker will reset the unit. Gree Air Conditioner Troubleshooting *Problem. Lol but it does seem like I do us some suggestion. A/C Status: During cooling operation, compressor will stop while indoor fan will operate; during heating, the complete unit will stop operation. Our mission is to provide the greatest value through dependable equipment, sterling support and honest pricing. is-2 ℃ (different with indoor unit), antifreeze protection will be activated, in which case the outdoor unit will immediately close the indoor electronic expansion valve and the capacity is set to “0”. The fault code will be shown on the indoor, outdoor and wired controller displays. Incorrect repairs may cause fire. A/C Status: Defrosting will occur in heating mode. For Sales and Service on the Gold Coast. Cause: While it is normal for the system to generate condensate water in coolingmode, it is designed to drain this water via a condensate drain system to a safe location. value and the compressor is stopped for 3-minutes. Gree Livo Split Air Conditioner Manual PDF, Gree AC Installation and Service Manual PDF, Gree Ductless Inverter Heat Pump Air Conditioner Manual PDF, Gree Multi VRF Air Conditioner Manual PDF, Gree Cassette Type Air Conditioner Error Codes, What is the remedy of error code p6. Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Malfunction Name: Overcurrent protection of phase current for compressor, A/C Status: During cooling and drying operation, compressor will stop while indoor fan will operate; During heating operation, the complete unit will stop operation. If “H8” still exists, please contact Customer Service. I have split unit 12 btu its running properly onheat mode but when defrost h1 and start again he stays on heat mode but with cold air Fairly easy to check if you have some basic wiring skills - kill the breaker first (note: the breaker listing for my bedroom a/c and the LR a/c were mis-labeled so just a word to be cautious). Name: * Email Address: * Website: Save my name, email, and website in this browser for the next time I comment. Please contact the service center. What L3 means i read it in manual it says dc motor malfunction, The code on the unit is A2…. najim July 19, 2020. one time my NIKAI split ac came E5, then I called technician. Email. The fault code is deduced from the number of times the green LED flashes, blocking unit operation. • Handle unit transportation with care. A/C Status: During cooling and drying operation, compressor will stop while indoor fan will operate; During heating operation, the complete unit will stop. Please can help me any body for this. Solution: The fog or water vapor will disappear as the system cools and dehumidifies the room space. The LPP terminal on the main board is not connected well, with the high pressure switch on the complete unit. For Sales and Service on the Gold Coast. Please check it by referring to the resistance table for temperature sensor), Malfunction Name: Outdoor discharge temperature sensor is open/short circuited, A/C Status: During cooling and drying operation, compressor will sop after operating for about 3 mins, while indoor fan will operate; During heating operation, the complete unit will stop after operating for about 3 mins, Malfunction Name: Limit/decrease frequency due to overload, A/C Status: All loads operate normally, while operation frequency for compressor is decreased, Malfunction Name: Decrease frequency due to overcurrent, A/C Status: All loads operate normally, while operation frequency for compressor is decreased, Possible Causes: The input supply voltage is too low; System pressure is too high and overload, Malfunction Name: Decrease frequency due to high air discharge, Malfunction Name: Voltage for DC bus-bar is too high. Cause: The system has a built-in three-minute delay to prevent short and/or rapid cycling of the compressor. Poor heat exchange (including filth blockage of heat exchanger and bad radiating environment ); Ambient temperature is too high. E7: Mode conflict. Malfunction Name: Outdoor ambient temperature sensor is open/ short-circuited. All of the indoor units must be set to cooling, or all of the units set to heating. Currently, GREE is the largest company in the world that produces air conditioners. Solution: The condensation or moisture will disappear as the system cools and dehumidifies the room space. If outdoor unit detects the compressor overload switch open within 3-sec successively, the unit will reportcompressor overload protection. Air conditioning is not luxury but a necessity for every house: it supplies fresh air and helps to maintain optimal temperature in the house. Required fields are marked *. • Never wash the unit with water. I get it sometimes but then ac starts working fine after some restarts, My 2.0 ton heat/cool ac went auto of after 5 min and some time on without remote, Error code(Pc) is coming for gree consealed ac what can i do now. Call 0407 726 168 Possible Causes: Refer to the malfunction analysis (IPM protection, loss of synchronism protection and overcurrent protection of phase current for compressor. Compressor High Discharge Temperature Protection. Indoor Evaporator Coil Temperature Sensor Malfunction. Https Cms Daikincomfort Com Docs Default Source Default Document Library Manual Service Manual Sius281811e Skyair Rzr T Rzq T Service Manual Pdf This company managed in just twenty years from a small enterprise to become the world's largest manufacturer of high-quality air conditioners. Possible Causes: Please refer to the malfunction analysis (discharge protection, overload). Possible Causes: Replace outdoor control panel AP1. If outdoor unit detects the condensercoil temperature sensor open circuit or shortcircuit for 5-secsuccessively,condensercoil temperature sensor malfunction will be reported.The unitcan automatically resume operation after the malfunction disappears. Check if the evaporator and condenser are blocked. Indoor Configuration Jumper/Missing Configuration Jumper on Indoor Control Board, Indoor/Outdoor Mismatch/Indoor and Outdoor Units Do Not Match, High Current Protection/Power Supply is not Stable and Voltage Range is too Large, Communication Error/Mis-wired or Communication Failure, Indoor Air Temp. Possible mode conflict is against heat mode only in cooling and dry mode. If yes, remove objects. Could it be the indoor card ? If code still appears, please contact Customer Service. General 2ton indoor unit green light red light blinking what problem. It shuts the unit down and then it will work later. Absence of supply and signal cables (absence of phase) E7 Flashing 7 times every 3 seconds Contrast of the set mode E8 Blinks 8 times every 3 seconds. I have a 1200 square foot gree mini split showing a U7 code coming up on the indoor unit. E7 Mode Conflict. Moisture orcondensation on the discharge air louvers or outlet vents. The wiring of the high pressure switch is loosened. How To Reset an E7 Mini Split Error Code. Of course, if in doubt always call a professional. 8 Reason a Furnace Will Not Work Fall and Winter Maintenance Tips, Our Picks for the Best Mini Split Air Conditioner. value, the unit will report overload protection. The fault code will be shown on the indoor, outdoor and wired controller displays. Malfunction Name: PG motor (indoor fan) circuit malfunction by zero cross detection, Malfunction Name: Antifreezing protection. This website uses cookies to ensure you get the best experience Our, Samsung AC Error Codes and Troubleshooting, Hitachi AC Error Codes and Troubleshooting, Actron AC Error Codes and Troubleshooting. If indoor unit detects the indoor ambient temperature sensor is open circuit or shortcircuit for 5-secsuccessively, indoor ambient temp. The heads are pretty close to each other as well. The outdoor unit is flashing red light 8 times and off 1. An E7 error usually indicates a mode problem between the indoor and outdoor units. Our mission is to provide the greatest value through dependable equipment, sterling support and honest pricing. Switch off the unit or re-energize the unit to eliminate this protection. action or stops. • Never touch the heat exchanger fins with bare hands, sharp edges could cause personal injury. Email. These cookies do not store any personal information. If problem persists,contact a qualified service professional for assistance. High Pressure Protection. If outdoor unit detects the high pressure switch iscut off for 3-sec successively, high pressure protection will occur.All the loads (except the 4-way valve in heating mode) will be switched off. Measure the voltage of position L and N on wiring board (XT), if the voltage is higher than 150VAC, turn on the unit after the supply voltage is increased to the normal range. If the malfunction occurs 6 times within one hour, the unitcannot be recovered automatically. Not all buildings feature the central ventilation system. This will happen if you are running the unit on low fan and have high humidity. A Gree technician named Pearl was working with me before I got off into this $5 zone. The climatic equipment of the Chinese company Gree has conquered the market for a long time. is-2 ℃ (different with indoor unit), antifreeze protection will be activated, in which case the outdoor unit will immediately close the indoor electronic expansion valve and the capacity is set to “0”. Any cookies that may not be particularly necessary for the website to function and is used specifically to collect user personal data via analytics, ads, other embedded contents are termed as non-necessary cookies. action or stops. I … read more Use two people when the weight exceeds the capacity for one person. Comment:*document.getElementById("comment").setAttribute( "id", "abb2cf742e85981add9a9b7fe5081e16" );document.getElementById("bb3ce808f8").setAttribute( "id", "comment" ); Save my name, email, and website in this browser for the next time I comment. I understand the description of this of All Air Conditioning Brands. Otherwise, you should contact a qualified service professional for assistance, Circuit breaker is “tripped” or “turned off.”. They do not have to be running at the time, or calling for heat or cool, but they cannot have one in heating mode not running, and another in cooling mode, trying to cool. Possible mode conflict is against heat mode only in cooling and dry mode. If evaporator temperature sensor malfunction occurs in fan mode, only the error code is displayed and the indoor unit will operate normally. E1: Refrigerant system high pressure protection, E4: Compressor exhaust high temperature protection, E6: Communication failure between indoor unit and outdoor unit, F1: Indoor ambient sensor open or short circuit, F2: Indoor tube sensor open or short circuit, F3: Outdoor ambient sensor open or short circuit, F4: Outdoor tube sensor open or short circuit, F9: High exhaust temperature limit / drop frequency, U5: AC current detect circuit malfunction, P5: Over compressor phase current protection, FE: Compressor overload sensor malfunction, H0: Heating anti-high temperature drop frequency, U2: Compressor protection against loss of phase, U1: Compressor phase current detection circuit malfunction, HE: Compressor demagnetization protection, P6: Communication failure between main board and driver board, Pc: Current detect circuit malfunction or Current sensor malfunction, EU: IPM over temperature limit / drop frequency, U8: Disconnection of the exhaust temperature sensor, oE: PFC module temperature protection/PFC module sensor malfunction, C5: Malfunction of connector jumper: Check if the connector jumper contacts properly. i installed a new gree inverter now i have a lot of problems for cooling ,bcos when installed any ac shopkeeper maybe he losed the nut and remove the all gas now again charge gas r 410 but not same cooling before when installed first have problems when i charge gas then going ampair taken 9.0 and gage is 130 something and suddenly going ampair 5.00something and pressur going back above … If the malfunction occurs 3 times, the unit will not recover automatically. June 16th, 2012 - Mini Split Carrier E7 Code E7 Code Comes On After ERROR CODE 5 FLASHES CARRIER SPLIT SYST AIR COND What Is Your Brand Air Conditioner' ' E2 Code On Carrier OMTSTAT 3 Thermostat HVAC DIY Check communication wires between indoor and outdoor units. Problems and system status are displayed with comprehensive diagnostic codes to simplify system troubleshooting and shorten repair times. But opting out of some of these cookies may affect your browsing experience. Cause: It is normal for the system to emit a slight fog or water vapor when cooling extremely humid warm air. Do not repair the air conditioner by yourself. Between one flash cycle and the next one, a pause of 5 seconds elapses. If indoor unit detects the evaporator temperature sensor is open circuit or shortcircuit for 5-secsuccessively, evaporator temperature sensor malfunction will be reported.The unitcan automatically resume operation after the malfunction disappears. Save my name, email, and website in this browser for the next time I comment. E1 – High-Pressure Protection Problem. E2 Indoor Antifreeze Protection. Thermistor/Bad Connection, or Outdoor Ambient Sensor Failure, Outdoor Coil Temp. The motor protection of the indoor unit has tripped. When it is sequentially detected for 10 minutes that Tevap. What can i do for this error. Reversing or 4-wayValve Malfunction. The variety of models produced in all market segments makes itself felt - it is impossible to understand how blocking systems work and how self-diagnosis mechanisms work without a general idea of their typical mistakes. In some cases, problems can be solved easily without the help from the Customer Service department just by checking the following. gree inverter ac error codes, Repair personnel will gather as much of the error information for careful study and list the electrical or system parts that may cause it The control terminal of PG motor is not connected tightly. Wait10 minutes. Problems and system status are displayed with comprehensive diagnostic codes to simplify system troubleshooting and shorten repair times. Possible Causes: Outdoor temperature sensor hasn’t been connected well or is damaged. I found E 7 problems. 7 Swimming pooll heaters DisplayFailure E1 Phase rotation/phase missing E2 Outdoor unit and wire controller communication error E3 Outlet water temp sensor error Carrier AC Problem: Indoor unit produces a mist when the air conditioner is running Carrier AC Possible Cause:-This is normal cooling and is caused by high humidity and temperature in the room Solution: The noises should discontinue as the refrigerant system equalizes after two or three minute. During heating operation, the complete unit stops, Possible Causes: Refer to the malfunction analysis (overload, high temperature resistant), Malfunction Name: Outdoor condenser temperature sensor is open/short circuited. At the same time, a variety of climate technology is produced: -air conditioners … Evaporator protection against overheating. Solution: Wash indoor air filter in warm water with mild cleaner. Wait 2-3 minutes and power the units back on. The fault code is deduced from the number of times the green, © 2014-2021 ACErrorCode.com. What is it? Wiring terminal OVC-COMP is loosened. Malfunction Name: Limit/decrease frequency due to antifreezing, Possible Causes: Poor air-return in indoor unit or fan speed is too low. June 16th, 2012 - Mini Split Carrier E7 Code E7 Code Comes On After ERROR CODE 5 FLASHES CARRIER SPLIT SYST AIR COND What Is Your Brand Air Conditioner' ' E2 Code On Carrier OMTSTAT 3 Thermostat HVAC DIY what is the meaning and what is the solution for that, my ac off after 4 to 5 sec compressor off once I saw h6 eror gree ac invertor 1 ton, Error code oE A later-run unit’s run mode is inconsistent for the mode that has been started previously. We have developed and recruited a seasoned local sales force and an experienced tech support team. If an E7 error code displays on a mini split there are a few things a DIY type person can do before calling an HVAC tech. F1: Malfunction of indoor ambient temperature sensor:Check if indoor room temperature sensor is connected properly. Check the PCB boards on both indoor and outdoor units. Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Jumper cap is damaged. Malfunction Name: The four-way valve is abnormal, A/C Status: If this malfunction occurs during heating operation, the complete unit will stop operation, Malfunction Name: Zero- crossing malfunction of outdoor unit. sensor malfunction will be reported.The unitcan automatically resume operation after the malfunction disappears. Household (Townhouse) Central Air Conditioning Unit. Solution: If water is leaking into the room, it may indicate one of the following We have developed and recruited a seasoned local sales force and an experienced tech support team. If the fault occurs successively 3 times, the unit will not recover automatically. Solution: If water is leaking into the room, it may indicate one of the following. Above is the basic steps a homeowner can do to fix an E7 error code on a mini split. I had the same code in the living rm a/c. Water leaking from the indoor unit into the room. Measure the voltage of position L and N on wiring board (XT), if the voltage is higher than 265VAC, turn on the unit after the supply voltage is increased to the normal range. If outdoor ambient temperature sensor malfunction occurs in fan mode, only the errorcode is displayed and the indoor unit will operate normally. Yes. Display of indoor unit Running Indoor Cooling Indoor Heating Indoor Yellow Outdoor Red Outdoor Green Outdoor Name of malfunction; E2: 2: 3: Anti-freezing protection mine was a wiring issue inside the junction box located inside the a/c unit - your's may just be a loose wire. The code number E6 appeared on the response panel of Gree high-wall ductless air conditioning & Heating system. The owner of this website, hvachowto.com, is a participant in the Amazon Services LLC Associates Program, Amazon.com.ca, Inc, Amazon EU Associates Programme an affiliate advertising program designed to provide a means for sites to earn commission income (advertising fees) by advertising and linking hvachowto.com to Amazon properties including, but not limited to, Amazon.com, Amazon.ca, Amazon.co.uk, Amazon.de, Amazon.se, Amazon EU Associates Programme, Amazon.it, Amazon.es, Amazon.fr endless.com, myhabit.com, smallparts.com, or amazonwireless.com Amazon.ca, Amazon.co.uk and other sites worldwide. Cause/Solution. For more advanced troubleshooting the wiring voltage and PCB board will need to be checked. WHY US. A/C Status: The unit will stop operation as it reaches the temperature point. Sir plz tell me how to fix u1 error gree Invertar 1.5 ton. If the PCB is to be replaced, please take off the old for the new PCB. The indoor unit incurred to communication error will be stopped and display the error code. Save my name, email, and website in this browser for the next time I comment. An E7 error is usually cleared by power cycling both the indoor and outdoor unit by turning power off at the breaker. Possible Causes: After the complete unit is de-energized for 20mins, check whether the thermal grease on IPM Module of outdoor control panel AP1 is sufficient and whether the radiator is inserted tightly. For example, the outdoor unit may be in heat mode while the indoor unit is in cool mode. If the malfunction occurs 6 times within one hour, the unit will not recover automatically. If odors persist, contact a qualified service professional to clean the coil surfaces. I have gree 12 btu he work properly on heat mode but after h1 defrost I loose the hot air whats the problem? View and Download Gree HLR45SNa-M installation and operation manual online. A/C Status: Indoor fan, outdoor fan, compressor and electric heat tube stop operation. Michael and (Kelly) Barnett San Antonio TX HOC @1817 2010 Ford F350 6.4 liter Lariat Dually FX4 2011 Inaugural MS/AL Rally- Newsite, MS 2012 GA Rally- Elko, GA In the meantime, use the Aux Button to operate the system. Error code on air conditioner display is E2, Cassette Ac O. electric code requires it. Indoor Ambient Temperature Sensor at ReturnAir Inlet Malfunction. Cause: It is normal for the system to make“water flowing”or“gurgling”sounds from refrigerant pressures equalizing when the compressor starts and stops. The main board and display panel are not connected well. f outdoor unit detects the discharge temperature is higher than protective temperature value, the unit will report high discharge temperature protection. Hibakód Leírás E1 Magasnyomás védelem E2 Fagyvédelem E3 Hűtőközeg hiány E4 Kompresszor túlmelegedés E5 Túláramvédelem E6 Kommunikációs hiba E7 Üzemmód ütközés (multi) E8 Magas hőmérséklet-védelem EE EEPROM hiba (panelhiba) EU Frekvencia csökkentés modul túlmelegedés miatt Water leaking from the indoor unit into the room. Malfunction Name: Malfunction of complete unit’s current detection. Cause: While it is normal for the system to generate condensate water in cooling mode, it is designed to drain this water via a condensate drain system to a safe location. I am getting the same E7 code on my main unit, I have tried everything, Switched from 30 amp to 50 amp, tried running from the Gen Set, checked all the breakers, as wheel as the gfi's. 24 Installation and Maintenance Service Manual 14/18K: 24/28K: 43 Communication failure with Unit A ¼ 44 Communication failure with Unit B ¼ ¼ 45 Communication failure with Unit C ¼ 46 Communication failure with Unit D ¼ 47 Unit A freeze protection ¼ ¼ 48 Unit B freeze protection ¼ Re: A/C Blowing circuit breaker and giving a error code E7 Sounds like the compressor is locking or is locked up. If the protection occurs over 6 times, the unitcannot be recovered automatically. What is J9.. what is the meaning and what is the solution for that.. The feedback terminal of PG motor is not connected tightly. Reset the Control Panel: Like a computer's memory chip or a DSL modem, an air conditioner control panel gets corrupted by continuous use and has to be reset.For GE models, as well as others, all you have to do is unplug the unit, leave it unplugged for at least 1 minute, and plug it back in. how do I repair this? 24 Installation and Maintenance Service Manual 14/18K: 24/28K: 43 Communication failure with Unit A ¼ 44 Communication failure with Unit B ¼ ¼ 45 Communication failure with Unit C ¼ 46 Communication failure with Unit D ¼ 47 Unit A freeze protection ¼ ¼ 48 Unit B freeze protection ¼ Defrost Mode. value and the compressor is stopped for 3-min. Jumper cap is not inserted properly and tightly. If the outdoor unit does not receive data from indoor unit, communication malfunction will be reported. In heat mode, if the outdoor temperature is low and humidity is high, the system may need to defrost for up to 10 minutes before beginning a heating cycle. This site uses Akismet to reduce spam. Also for: Hlr25sna-m, Hlr35sna-m, Hlr22sna-m. Kindly give me an help. Possible Causes: Refer to the malfunction analysis (IPM protection, loss of synchronism protection and overcurrent protection of phase current for compressor. Air conditioning is not luxury but a necessity for every house: it supplies fresh air and helps to maintain optimal temperature in the house. The technician check & simply changed Motor, then it working and charged my huge amount I have carrier cyclojet 1.5 ac when start ac in display show CL for one minute. Water leaking from the indoor unit into the room. Change the batteries. Pour out the water inside chassis. This website uses cookies to improve your experience while you navigate through the website. Regards, When start gree invertor when compressor start show PL error. Condensate Overflow Protection. Switch off the unit or re-energize the unit to eliminate this malfunction. If indoor unit detects the evaporator temperature is lower than protective temperate value after the unit has been running for a period of time undercooling or dry mode, the unit will report this fault, in which case the compressor and outdoor fan motor will be stopped. Indoor unit emits unpleasant odor when started. Sensor Malfunction. The condensate drain pipe is restricted or plugged.All restrictions must be removed to allow continuous drainage by gravity. Malfunction Name: PG motor (indoor fan motor) does not operate. Please check it by referring to the resistance table for temperature sensor), 2.The head of temperature sensor hasn’t been inserted into the copper tube, Malfunction of electric expansion valve (EKV). If the error codes comes back more troubleshooting will need to be done to find the problem. Gree oldalfali hibakódok 2016. I … read more Batteries in the remote controller are low. Fairly easy to check if you have some basic wiring skills - kill the breaker first (note: the breaker listing for my bedroom a/c and the LR a/c were mis-labeled so just a word to be cautious). Problem: Outdoor tube temperature sensor is open/short-circuited. Wired Controller Temp. Solution: Wait three minutes for the protection delay to expire. Also for: Hlr25sna-m, Hlr35sna-m, Hlr22sna-m. Hibakód Leírás E1 Magasnyomás védelem E2 Fagyvédelem E3 Hűtőközeg hiány E4 Kompresszor túlmelegedés E5 Túláramvédelem E6 Kommunikációs hiba E7 Üzemmód ütközés (multi) E8 Magas hőmérséklet-védelem EE EEPROM hiba (panelhiba) EU Frekvencia csökkentés modul túlmelegedés miatt Website. Gree AC Error Code: PU Malfunction Name: Charging malfunction of capacitor This category only includes cookies that ensures basic functionalities and security features of the website. Thanks. If outdoor unit detects the outdoor ambient temperature sensor open circuit or shortcircuit for 5-secsuccessively, outdoor ambient temperature sensor malfunction will be reported.The unitcan automatically resume operation after the malfunction disappears. Whats the problem? I had the same code in the living rm a/c. Possible Causes: There’s circuit malfunction on outdoor unit’s control panel AP1, please replace the outdoor unit’s control panel AP1. What does this indicate ? Hello th error code of air conditioner GREE KFR-35GW “–” error code. Controller is damaged. It is the world's largest manufacturer of air conditioners. We keep getting a code of oE on the indoor unit display. • Handle unit transportation with care. Cause: There are a number of possible reasons. Possible Causes: Discharging after the complete unit is de-energized for 20mins, check whether the thermal grease on IPM Module of outdoor control panel AP1 is sufficient and whether the radiator is inserted tightly. Solution: If water is leaking into the room, it may indicate one of the following. Cause: It is normal for the system to develop condensation or moisture on the discharge air louvers when cooling warm humid air for a long period of time. Cause: Typically unpleasant odors are the result of mold or mildew forming on the coil surfaces or the air filter. Outdoor Fan Motor Malfunction. A/C Status: During cooling and drying operation, compressor will stop while indoor fan will operate; During heating operation, the complete unit will stop operation. F2: Malfunction of evaporator temperature sensor:Check if the evaporator temperature is connected properly. We also use third-party cookies that help us analyze and understand how you use this website. System is defrosting outdoorcoil. During heating operation, the complete unit stops, Malfunction Name: High discharge temperature protection of compressor, A/C Status: During cooling and drying operation, compressor and outdoor fan stop while indoor fan operates. Cause: While it is normal for the system to generate condensate water in coolingmode, it is designed to drain this water via a condensate drain system to a safe location.