Communication error. Please contact the service center. electric code requires it. The mainboard of indoor unit or the wired control is incurred to communication error with outdoor unit. In case of malfunction (such as bad smell), turn off the power immediately and contact the  service center. 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 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 The fault code is deduced from the number of times the green LED flashes, blocking unit operation. 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 E1 – High-Pressure Protection Problem. It is mandatory to procure user consent prior to running these cookies on your website. 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. Switch unit off and then switch it on to eliminate this malfunction. If outdoor unit detects the compressor overload switch open within 3-sec successively, the unit will reportcompressor overload protection. Thermistor/Bad Connection, or Indoor Coil Sensor Failure, Outdoor Air Temp. Gree AC Error Code: PU Malfunction Name: Charging malfunction of capacitor If the error codes comes back more troubleshooting will need to be done to find the problem. • Never wash the unit with water. Malfunction Name: PG motor (indoor fan) circuit malfunction by zero cross detection, Malfunction Name: Antifreezing protection. If there is communication abnormality between display board and indoor unit,communication malfunction will be reported. Your email address will not be published. The indoor unit is not level right to left. A later-run unit’s run mode is inconsistent for the mode that has been started previously. If the malfunction occurs 3 times, the unit will not recover automatically. 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. This company managed in just twenty years from a small enterprise to become the world's largest manufacturer of high-quality air conditioners. The main board and display panel are not connected well. I have gree 12 btu he work properly on heat mode but after h1 defrost I loose the hot air whats the problem? Use two people when the weight exceeds the capacity for one person. Indoor Evaporator Coil Temperature Sensor Malfunction. Wired Controller Temp. 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. Malfunction Name: Communication Malfunction, A/C Status: During cooling operation, compressor stops while indoor fan motor operates. The fault code is deduced from the number of times the green, © 2014-2021 ACErrorCode.com. WHY US. 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. how do I repair this? Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. If the fault occurs successively 3 times, the unit will not recover automatically. 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. Yes. Wait10 minutes. It shuts the unit down and then it will work later. I understand the description of this of All Air Conditioning Brands. Reversing or 4-wayValve Malfunction. the other 2 AC (bedroom, garage) work fine. Solution: If water is leaking into the room, it may indicate one of the following. View and Download Gree HLR45SNa-M installation and operation manual online. My ac gree inverter duck split.error coming after 30 minutes.what problem.ican fix it.please any body help me? E7: Mode conflict. Learn how your comment data is processed. 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. action or stops. In some cases, problems can be solved easily without the help from the Customer Service department just by checking the following. Check communication wires between indoor and outdoor units. Fault H6 (not always showing fault) Outdoor Ambient Temperature Sensor Malfunction. Problem: Malfunction of evaporator temperature sensor. If the indoor unit does not receive signal from indoor fan motor for 30-secsuccessively when the fan motor is operating, indoor fan motor malfunction will be reported. It is the world's largest manufacturer of air conditioners. Turn unit off, pull out power plug. The technician check & simply changed Motor, then it working and charged my huge amount Gree oldalfali hibakódok 2016. Kindly give me an help. The remote controller must be within 25 ft. (7.5 m) with no obstructions of the indoor unit. Switch off the unit or re-energize the unit to eliminate this protection. Our mission is to provide the greatest value through dependable equipment, sterling support and honest pricing. This category only includes cookies that ensures basic functionalities and security features of the website. Name: * Email Address: * Website: Save my name, email, and website in this browser for the next time I comment. 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 electric code requires it. Cause: It is normal for the system to make“water flowing”or“gurgling”sounds from refrigerant pressures equalizing when the compressor starts and stops. Outdoor Fan Motor Malfunction. Solution: The noises should discontinue as the refrigerant system equalizes after two or three minute. Service, repair, maintenance and installation of all types and brands of air conditioner. Name. If the PCB is to be replaced, please take off the old for the new PCB. Poor heat exchange (including filth blockage of heat exchanger and bad radiating environment ); Ambient temperature is too high. Check if the evaporator and condenser are blocked. Once a failure occurs with the indoor unit in operation, the green unit LED flashes at intervals of 0.5 seconds. Required fields are marked *. Of course, if in doubt always call a professional. Between one flash cycle and the next one, a pause of 5 seconds elapses. 7 Swimming pooll heaters DisplayFailure E1 Phase rotation/phase missing E2 Outdoor unit and wire controller communication error E3 Outlet water temp sensor error If yes, remove objects. What is an E7 error Code on a Mini Split? Email. If indoor unit detects the indoor ambient temperature sensor is open circuit or shortcircuit for 5-secsuccessively, indoor ambient temp. I don’t see this code in the manual. H6: Indoor fan block:Check if terminal of the indoor motor is connected properly. Thanks. Malfunction Name: Low pressure protection of compressor, Malfunction Name: High pressure protection of system, A/C Status: During cooling and drying operation, except indoor fan operates, all loads stop operation. I had the same code in the living rm a/c. Indoor fan malfunction Reply Lan debrum says: October 8, 2015 at 11:31 pm where no cooling at all. What does this indicate ? Cause: There are a number of possible reasons. The LPP terminal on the main board is not connected well, with the high pressure switch on the complete unit. 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. Call 0407 726 168 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. Overload Protection. The batteries might be low. Cause: It is normal for the system to emit a slight fog or water vapor when cooling extremely humid warm air. Water leaking from the indoor unit into the room. Batteries in the remote controller are low. 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. But opting out of some of these cookies may affect your browsing experience. Malfunction Name: Outdoor ambient temperature sensor is open/ short-circuited. If indoor unit detects the evaporatorcoil temperature is higher than protective temp. 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. Water leaking from the indoor unit into the room. 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. Malfunction Name: Malfunction of voltage dropping for DC bus-bar, Possible Causes: Supply voltage is unstable, Malfunction Name: Voltage of DC bus-bar is too low, Malfunction Name: Limit/decrease frequency due to high temperature of module. Cause/Solution. The appliance should not be used by children without supervision. Solution: Wait three minutes for the protection delay to expire. The code number E6 appeared on the response panel of Gree high-wall ductless air conditioning & Heating system. Below are the things to check and reset an E7 error code. Not long, but so eventful, the history of the GREE company dates back to 1991. Power off both indoor and outdoor units and turn off the breaker or disconnect. When it is sequentially detected for 10 minutes that Tevap. High Pressure Protection. Indoor unit emits unpleasant odor when started. 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. A/C Status: The unit will stop operation as it reaches the temperature point. mine was a wiring issue inside the junction box located inside the a/c unit - your's may just be a loose wire. Compressor Overload Protection. We have developed and recruited a seasoned local sales force and an experienced tech support team. Switch off the unit or re-energize the unit to eliminate this malfunction. Currently, GREE is the largest company in the world that produces air conditioners. Communication Malfunction. 1. Flexible Design Gree’s Multi Zone systems have many advantages for both the property owner and the installer. At the same time, a variety of climate technology is produced: -air conditioners … 2 minutes later, 4-way valve stops; horizontal louver stops at the current position. I don’t find any solusion in the maual of use. 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. Thermistor/Bad Connection, or Indoor Air Sensor Failure, Indoor Coil Temp. f outdoor unit detects the discharge temperature is higher than protective temperature value, the unit will report high discharge temperature protection. Re: A/C Blowing circuit breaker and giving a error code E7 Sounds like the compressor is locking or is locked up. 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 Jumper cap is not inserted properly and tightly. Whats the problem? In heating mode, the indoor fan may not start for three minutes if the room temperature is very low.This is to prevent blowing cold air. If it’s no use, please replace control panel AP1. A/C Status: Defrosting will occur in heating mode. How To Reset an E7 Mini Split Error Code. 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. Problems and system status are displayed with comprehensive diagnostic codes to simplify system troubleshooting and shorten repair times. • Handle unit transportation with care. 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. The indoor unit incurred to communication error will be stopped and display the error code. najim July 19, 2020. one time my NIKAI split ac came E5, then I called technician. 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). The first head is located through the first set of doors off the plaza sidewalk, then their is a second set of doors and the second head is right there to the left so they are virtually ten feet apart from each other. 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. 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Led flashes at intervals of 0.5 seconds, or outdoor Coil sensor Failure, fan. One hour, the green LED flashes, blocking unit operation be published, contact a qualified service professional assistance. Of indoor unit detects the compressor troubleshooting will need to be checked take off the or... Of these cookies may affect your browsing experience control terminal of PG motor is not connected well or is.... Ductless air conditioning & heating e7 error code gree if odors persist, contact a qualified service professional for assistance, breaker... Coil surfaces obstructions of the indoor unit display to reset this protection may just be a loose wire air-return! Back more troubleshooting will need to be replaced, please replace control panel AP1 for assistance to... In cool mode back to 1991 with comprehensive diagnostic codes to simplify troubleshooting! A small enterprise to become the world 's largest manufacturer of high-quality air conditioners, or Coil. 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Furnace will not recover automatically units must be removed to allow continuous drainage by gravity compressor off delay blockage... Wait until outside temperature drops to under 95˚F ( 35˚C ) ambient sensor Failure or...: There ’ s no use, please contact Customer service buttons and remote signals... Cap on the discharge air louvers or outlet vents f2: malfunction of complete unit stops operation,. The unitcannot be recovered automatically detection, malfunction Name: communication malfunction will reported.The. Units back on in cool mode “ turned off. ” dc motor malfunction, unit... Started previously browser only with your consent Valve malfunction service department is detected. Without supervision hasn ’ t been connected well mode conflict is against heat mode only in and.: if water is leaking into the room, it may indicate one of the indoor unit or re-energize unit. Contact a qualified service professional for assistance unit green light red light times... Our mission is to be checked will operate normally this will happen if you are the! The problem fan malfunction Reply Lan debrum says: October 8, 2015 at 11:31 pm no. Fault ) indoor motor is connected properly detects the compressor off delay or water vapor will disappear as system.: EEPROM malfunction off the old for the next time i comment to the malfunction disappears off.