Potential workaround: Reset the system and check if the error clears. Error P7 is caused due to evaporators high-temperature protection. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'arlingtonairconditioningheating_com-square-2','ezslot_27',171,'0','0'])};__ez_fad_position('div-gpt-ad-arlingtonairconditioningheating_com-square-2-0');Meaning: This error is caused when there is no motor of indoor unit feedback. Also, make sure that the time and date are correct and that the batteries have not died. It is highly recommended that you opt into Trane Diagnostics if you have not done so already. Clean the outdoor unit condenser with water pressure. Trane Product Designation Codes The product designation or model identification code is a character tring that provides information about the product type, features and capacity. The system might shut down if the outside temperature is too low. System idle means that the equipment is not on at the moment, but it will start functioning once the 3-5 minutes wait period is over. If the control exceeds the maximum number of ignition retries or recycles the heater will shut down and go into lockout. If one of the keypad buttons is closed (or pressed) for more than 30 s the error code will be displayed but the control will continue to function. Install the correct Voltage Selector Plug and new FC 1 and FC2 ftises. In Trane furnaces, the reset button is usually located right next to the blower wheel and blower motor. Or you could have a poorly insulated space and too much heat is being lost. 5 PM ET. When this occurs the compressor will not come on but the contactor closes and there is voltage through the start capacitor. endobj A thermistor error the reading is out of range (less than 14 F or greater than 122 F), Input voltage is out of range (lower than 18VAC or higher than 34 VAC). ROMA Heating Cooling HVAC certified technicians. Verify that FC1 and FC2 Fuses on Fuse Board are not open. Your thermostat controls your heat pump, so if the heat pump isn't turning on or off it could be because your thermostat isn't able to relay that message to the heat pump. How To Troubleshoot a 2-Stage Air Conditioner? H6 There is 3 times P4 protection in 100 minutes. In the fan mode, the unit continues to work according to the user settings. Heat Pump - XL17i Heat Pump - Trane We use cookies to enhance your experience on our website. Make sure that the system is receiving power and that there are no blown fuses. If the fan starts working, then your unit is receiving electricity. 4 0 obj Error ###.## or Err ###.##), please contact your local HVAC dealer for service. If you know how to work with wires, you can check the connections. Your unit might also have a clogged pilot tube. If the thermostat is showing fault code 158, it means that the evaporator coil is too cold (its temperature dropped below 32 F). % How to Fix E1 Error In Trane Mini Split AC? A) Inlet water temperature sensor is reporting a temperature in excess of 104F. The error code PH occurs due to direct current bus over-voltage. Otherwise, proceed to step 7. Check that proper Voltage Selector Plug is installed. An error was detected in the ignition control circuit board. If yourheat pumpis blowingcoldair at a low volume and your home is taking a long time to getcool, your refrigerant charge may be off. A frozen heat pump could be caused by low refrigerant levels, faulty defrost controls, or a faulty sensor. The error is caused when there is a fault in the outdoor unit sensor. This, in its turn, will cause the control board to break down. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'arlingtonairconditioningheating_com-leader-2','ezslot_6',152,'0','0'])};__ez_fad_position('div-gpt-ad-arlingtonairconditioningheating_com-leader-2-0');The outdoor and indoor units keep operating as per the user settings. Check whether the linking cable between the units is well connected. When a furnace is not responding to the thermostat, these are a few things that you can do: One of the most common issues for any furnace-related problem is a clogged filter. After approximately 30 seconds, turn the "Mode" selection switch to the desired mode, ie.Heat, Cool, or Auto. After that, empty and then refill the refrigerant properly. If OK, proceed to step 3. It occurs due to an EEPROM COMMUNICATION ERROR and the unit stops working. Verify that the polarity at the furnace is correct (the neutral wire should not be connected to where the hot wire should be). If OK, procced to step 4. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'arlingtonairconditioningheating_com-netboard-1','ezslot_14',170,'0','0'])};__ez_fad_position('div-gpt-ad-arlingtonairconditioningheating_com-netboard-1-0');Error H3 is caused when the compressor of your air conditioner is overloaded. Check leakage, and rightly recharge the refrigerant. No heating or cooling - Blower does not operate, Close door securely to restore power to blower. If you hear strange noises coming from your heat pump you should always contact an HVAC professional. When its option for emergency heat is elected, the heat strip gives error code 154.01. Blower vacuum switch open when expected closed error. Meaning: Trane thermostat error code 126 typically signals communication malfunction between the t-stat and your furnace/AC unit. If OK proceed to step 4. CODE: Flashing Slow PROBLEM: Normal no call for heat. Meaning: This fault code may be pointing to an issue of power- low voltage line (from the furnace) may be lacking power. : r/HVAC Posted by heyyrold Trane xl20i error codes 53 and 126, breaker keeps tripping for outdoor unit. Meaning: Shutdown (Soft lockout situation). trane heat pump error code 180.02 Archives - HVAC Contractors: Furnace, Boiler and Heating Repair & Servicing Skip to content Call 24/7 : 604 704 0300 Vancouver's Best Heating & AC Service Solution (Since 1999) Call 24/7 : 604 704 0300 Your Trusted Heating & Cooling Certified Technicians Since 1999 Inspections, Installations, Repairs & Maintenance After communication is established, if it is lost for 30 s, the error will be displayed. Disconnect Igniter plug from Control Module. When outdoor temperature falls, intermittent lighting is normal. Remove FC1 and FC2 fiises from fuseholder. If the model number is YGMA, YHMA, YJMA, YKMA or YLMA, check the error detail code using the dip-switches section of the app to determine which PCB's the transmission fault is with. Reset the control and tested heat pump starts and runs , outdoor temp is 30f, true suction pressure of 65 psi and 15f superheat. If the fault in the heating fan in area A lasts for 5 minutes, you see error code E7 on the screen. PROBLEM: EEPROM Fault. Error 06 occurs due to a failure of the indoor coil sensor. To enter the menu, press the Status key. Make sure the air filter is clean. How much does it cost to replace a compressor in a heat pump? Should I replace compressor or whole unit? Onemisconception about heat pumpsis that they only perform a heating function. Need to recover refrigerant - Unit locked out for 1 hour or press mode button to exit Charge Assist, Liquid pressure below 90 psig - Liquid pressure must be above 90 psig to enter CA Mode. Trane xl20i error codes 53 and 126, breaker keeps tripping for outdoor unit. H9 There is 3 times P9 protection in 30 minutes. Tam9 fault code AFC CNT FLT EVC and EVC CONDENSATE FLT System is off. Remove FC3 fuse from fuseholder. [+ Solutions], 21 Onida air conditioner error codes + troubleshooting, TCL air conditioner error codes + troubleshooting, Haier air conditioner error codes + troubleshooting, 20 Goodman air conditioner error codes + troubleshooting, 10 Derby air conditioner error codes + troubleshooting, 15 BEKO air conditioner error codes + troubleshooting, AKAI air conditioner error codes + troubleshooting, 55 Actron Air Conditioner Error Codes + troubleshooting. When the 4-way valve conversion is abnormal, it leads to error U7. At times, all you would have to do is turn off the outdoor and indoor units, turn them back on, and give the system a few minutes to re-establish the communication. 07 Max Norm Lo - Can be cleared only on power cycle. hEU[h-MBI Check for faulty Control Module wiring. This code will display if 120V polarity is reversed, low voltage is detected, or if the ground path is not sufficient. The error code PP is caused due to alternate current input voltage error code. If this is the case, then yes, acompressor replacementis absolutelyworthconsidering. Reset is immediate after error is corrected. stream Youshouldreplaceyour indoor air handler at the same time as your outdoorheat pump or air conditioningunitifitsthat time of year. If the detail code is 5 then the issue is between the main board and fan board. To clean the components, get a needle and carefully scrape the inside of the tube. By the way, the fuse might be tripped or blown, so do check that as well. Please help! This includes making sure your thermostat is on and set to the correct temperature and checking that your unit hasnt accidentally been switched off. If 24VAC is not present, replace Transformer. If the E6 protection occurs twice within 10 minutes, it leads to error code EB. service techs have been out several read more RobHVAC 684 satisfied customers I have a Trane XL20i and am getting Error Code 18 during a I have a Trane XL20i and am getting Error Code 18 during a hard freeze in Houston TX. If fuses are open, proceed to section titled Open FC1 and/or FC2 Fuses. However, all the fun is spoiled when the AC suddenly stops working and if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[250,250],'arlingtonairconditioningheating_com-large-leaderboard-1','ezslot_7',605,'0','0'])};__ez_fad_position('div-gpt-ad-arlingtonairconditioningheating_com-large-leaderboard-1-0');report this adLatest Articles. If you do not currently have a dealer, or need your dealer's contact information, please refer to our article Finding Dealer Information. Blower vacuum switch closed when expected open error. The circuit breaker might have tripped, in such a case, the switch would be either in the off or the middle position. Verify 24VAC across R and C terminals on Control Module. It might also be located inside the equipment, behind the service panel. Unfortunately, their ability to perform multiple functions also means that your heat pump can face both heating, cooling, and some other issues. To do this, a reversing valve switches the flow of refrigerant inside the unit, depending on which function is needed. 51 Condura aircon error codes + troubleshooting, 27 Kentatsu air conditioner error codes + troubleshooting, 21 Lessar air conditioner error codes + troubleshooting, 15 Timberk air conditioner error codes + troubleshooting, How to choose the best location for aircon, How to install portable aircon without window, How to keep cottonwood out of the air conditioner, Kapsul air conditioner review [WITH FACTS], Can AC be Stored Outside in the Winter? However, all the fun is spoiled when the AC suddenly stops working and displays an error code that you have never seen before. When a fan in the A region runs in heat mode for more than 5 minutes, you see the error code EA on the outdoor unit. There are two main things that can cause coil freezing: Generally, an E1 error indicates a communication malfunction between the mini splits outdoor and indoor unit. Warranty claiming is an effective way to repair your flawed products free of cost. Consult the owners manual to find out what the error code means. If theres a problem with the compressor, contact a service technician. If OK, proceed to step 3. H5 There is 3 times P2 protection in 30 minutes. Such a code will usually appear after a power-related issue. Another possibility is a dirty system that is running poorly because it hasn't been maintained in a while. The device has to be set to heat, it should be properly attached to the wall and you shouldnt be able to see any loose or frayed wires. Its possible that yourheat pumpmight freeze over in the winter season, especially if temperatures tend to significantly drop where you live. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[468,60],'arlingtonairconditioningheating_com-netboard-2','ezslot_15',178,'0','0'])};__ez_fad_position('div-gpt-ad-arlingtonairconditioningheating_com-netboard-2-0');This error is caused due to discharge high-temperature prevention system. 1. Automatic restart 2 min after error is corrected. 8 /Filter /FlateDecode >> If the blower prover switch opens unexpectedly during operation the control will shut down and attempt to re-light. If neither of these things work, contact an HVAC professional for help, because the issue is likely caused by an improperly sized unit, low refrigerant, or something else only a professional will be able to diagnose and fix. The P9 error signals alternate current contractor error. You then turn the units back on and see if the error clears. If OK, proceed to step 2. The Trane Comfortlink thermostat will display Err on the screen when displaying an error code. Both of these issues can be solved with a yearly tune upof your heat pump. If OK, proceed to section titled Low voltage circuit fault. Set your thermostat to 78F for a few hours. The error F9 occurs due to high discharge temperature; frequency is restricted. Mesure for 24VAC between pins 1 & 2 of plug from transformer. There is an issue with the control panel. You can enter the Status Menu to view the units components status, temperature and humidity levels, and different setpoints. The error F8 occurs due to current protection; frequency is restricted. Click here to use the chatbox to speak with one of our technicians.No in-home service calls. Cooling: 85~1700kW / 150~3000kW It is highly recommended that you opt into Trane Diagnostics if you have not done so already. Error code EE is caused due to storage slug. Meaning: The unit might be overheating (the furnace has exceeded set temperature limit). And oh, check the refrigerant. Fault C (High DT) i.e. Additionally, this gives you the option togrant your dealer limited remote access to your smart thermostat to view, edit, and adjust your settings if necessary, avoiding any unnecessary service appointments. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[250,250],'arlingtonairconditioningheating_com-small-square-1','ezslot_23',186,'0','0'])};__ez_fad_position('div-gpt-ad-arlingtonairconditioningheating_com-small-square-1-0');if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[250,250],'arlingtonairconditioningheating_com-small-square-1','ezslot_24',186,'0','1'])};__ez_fad_position('div-gpt-ad-arlingtonairconditioningheating_com-small-square-1-0_1');.small-square-1-multi-186{border:none!important;display:block!important;float:none!important;line-height:0;margin-bottom:15px!important;margin-left:auto!important;margin-right:auto!important;margin-top:15px!important;max-width:100%!important;min-height:250px;min-width:250px;padding:0;text-align:center!important}This error is caused due to a stalled motor. If not OK, replace harness. Are You Feeling a Low Cooling Effect in Trane AC? Read: Why Is House Thermostat Reading The Wrong Temperature? It is a safety mechanism that helps protect the system from overheating. Eliminate all dirties and make the air smooth. When corrected, control will run blower for 5 s then automatically restart after 2 minutes. A reversed polarity issue or poor grounding. Claiming Warranty. Trane Thermostat Xl850 Codes - Hvac-talk: Heating, Air. You might have to check the thermostats voltage. CODE: Flashing Fast PROBLEM: Normal call for heat. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[336,280],'arlingtonairconditioningheating_com-large-mobile-banner-2','ezslot_5',135,'0','0'])};__ez_fad_position('div-gpt-ad-arlingtonairconditioningheating_com-large-mobile-banner-2-0');Get in touch with a service technician. B) Inlet water temperature sensor is reporting a temperature change at a rate faster than 6F in 60 seconds or less while the heater is firing, indicating a potentially damaging low water flow condition. Tip: if you had to change the position of any of the switches, make sure to give the furnace at least a few minutes as some units get switched on with a delay. If the outdoor unit of your AC displays error code E9, it means protection or malfunction: EEPROM malfunction. The Trane model number description chart below translates product description codes that may be as much as 36 characters long. Alternatively, a power loss, or electrical problem could be causing the issue. Blower will operate until error condition is corrected. Inspect Igniter wiring. Click here to use the chatbox to speak with one of our technicians.No in-home service calls. Error 04 occurs due to a problem with the indoor temperature sensor. FIX: This is only an issue if you have raised your thermostat and your furnace doesn't respond. 6 0 obj What you . Here I am going to tell you how to fix CH Error in LG AC. It is caused due to a communication problem between the outdoor and the indoor unit. Here, you would have to check your power source. In general, it should take the thermostat up to 30 minutes to re-establish the contact and start working again. For other situations we mentioned, there are a few safe troubleshooting tips and tricks youre able to perform yourself. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[250,250],'arlingtonairconditioningheating_com-large-mobile-banner-1','ezslot_4',151,'0','0'])};__ez_fad_position('div-gpt-ad-arlingtonairconditioningheating_com-large-mobile-banner-1-0');In the fan mode, the unit continues to work according to the user settings. Another thing that you can do is check the furnace switch that is usually located on the unit or on the wall right next to the furnace. When there is a malfunction in the indoor PCB, error E1 occurs. These strange, not normal noises include, but arent limited to, banging, screeching, rattling, buzzing, grinding, or gurgling. If the problem isnt subsiding, call in an HVAC professional to troubleshoot. The indoor and outdoor units stop working. The unit will selectively turn the dampers, heaters, compressor, etc. Proposed fixes: Because this error occurs due to issues such as a clogged filter, blocked fan, blocked air duct, and dirty air conditioner coil, check these components and clean/clear obstacles as necessary. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'arlingtonairconditioningheating_com-narrow-sky-1','ezslot_12',157,'0','0'])};__ez_fad_position('div-gpt-ad-arlingtonairconditioningheating_com-narrow-sky-1-0');If the same error code appears on the outdoor unit, it means there is a malfunction in the compressor discharge temperature sensor. Disconnect plug from P5 connector from Fuse Board. Measure for 24VAC across pins. Be in 3 minutes protection of compressor. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[250,250],'arlingtonairconditioningheating_com-small-rectangle-1','ezslot_21',160,'0','0'])};__ez_fad_position('div-gpt-ad-arlingtonairconditioningheating_com-small-rectangle-1-0');This error message means the problem is cooling fin high-temperature protection. What is the average life of a Trane air conditioner? If out of this range, replace igniter. Automatic restart is 2 minutes after the error is corrected. On a Trane Comfortlink thermostat, an error 126 indicates a low-temperature lockout. The devices that do come with a battery compartment might not need the batteries to operate they can act as a backup power source in case of an outage. If OK, proceed to step 3. Read: American Standard Furnace Troubleshooting Guide. machinelounge.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. This error code means fan failure. true /ColorSpace 11 0 R /Intent /Perceptual /SMask 12 0 R /BitsPerComponent Trane 4ttZ0/4tWZ0 with comfortLinkTM II and charge assistTM heat pump 20i_installers_guide.pdf Download File Trane ComfortLinkTM II System Heat Pump 4TWZ0036B1000A trane__4twz0036b1000a_heat_pump_error_codes.pdf Download File Trane 2TWR3018-060 heat pump trane-xr13-heat-pump-product-data-specifications.pdf Download File Disconnect plug from P6 of Fuse Board. Resistance should be 10.9-19.7 ohms at at 77F. HVAC | Trane XL20i With Error Code - YouTube 0:00 / 6:52 HVAC | Trane XL20i With Error Code 30,858 views Mar 29, 2018 177 Dislike Share Save HVAC with John Israel 37.6K subscribers. So Yes, if your budget allowsTraneisworth the extra moneyas far as Im concerned. CH Error Code Meaning Error Code Meaning CH Error Clean Filter Whenever you face a CH Error problem in your LG air conditioner, It means just a reminder to you [], Trane VRF Air Conditioning Unit Error Codes, Trane Chiller Air Conditioner Error Codes, Heating: 85~1700kW / 150~3000kW 50 / 60Hz), Trane Belgium Chiller Module UCM-CLD Error Codes, 1) Entering water temperature < leaving WT, Superheat < 1C during more than 1333C x sec, Refrigerant temperature < Setpoint during more than 30C x sec, Refrigerant temperature < Setpoint during more than 30C x sec, Oil flow switch open during more than 20 sec, NOVRAM problem, unit is placed on default setting operating, Phase imbalance >30%, check current transformer and unit power supply, Check the setting of the compressor overload, Phase reversal protection is not operative, Oil temperature < condenser saturated temperature, during more than 30 min Oil temperature < condenser saturated temperature, Defective fan variator speed after 5 attempts, Trane HVAC Light Commercial Flash Light Blinking, Flame W/O Gas (Flame being sensed yet gas valve not energized). The error code will be cleared upon a valid data exchange between boards. Error code L3 indicates a problem in the outdoor fan 1. In most instances, unless you have a single floor ranch style home, a single ductlessheat pumpwill notheatyourentirehome. Also, ensure that the core wires are well-insulated. Vancouvers Best Heating & AC Service Solution. If you hear strange noises coming from your heat pump, its likely a sign theres a problem. AC Service, Repair, Installation, Maintenance, Etc. You can try to clean the pilot assembly mounts and the burners. If ftise is open, proceed to section titled Open FC3 or FC1 Fuses. Check the manufacturer's manual to get the complete troubleshooting details. Causes can be icedevaporatorcoil, clogged air filter, low refrigerant, or a defective low pressure switch. The defrost control has two sensors: one inputs the outdoor temperature and one inputs the coil temperature to the defrost control. The blower will continue to run. If your Trane thermostat is displaying an error code, check out this Trane thermostat error codes troubleshooting guide (description and possible repairs). Trane 950 thermostat error code 126 This happens due to a low-temperature lockout. Verify that FC3 on Fuse Board is not open. Frequency decreased. This may indicate an issue with the return temperature sensor. Verdict. Diconnect plug from P5 connector from Fuse Board. Ensure insulation on wiring is not worn. Alternatively, a power loss, or electrical problem could be causing the issue. 83 Dealers can answer questions, help you find the right products for your home, and repair your system. Such an issue might require service. Replacing a heat pump compressor can cost anywhere from$1,500to over$2,400, including the labor required to install it. You can use a carbon monoxide detector, a special gas detector, or a soap spray (dump the solution on the fittings to ensure that no bubbles get formed). Some will simply display two or three digits, while others (like the Trane touchscreen thermostat) will show an E and a digit. If wires are properly connected, consider replacing the sensor. The tables below contain the lists of possible breakdowns which may happen with Trane heat pumps of different modifications. So, perhaps, the time has come to change the component. If you ever experience an issue with your Trane furnace, have a look at the unit the flashing LEDs correspond to a specific error code. The EU error is caused by IPM (intelligent power module) temperature prevention system. SUMMARY OF ALERT CODE & CHARGE ASSISTTM I-EDS Alert Code 90 68 67 79 102 67 113 67 114 50 123 80 Description Excessive Communication Errors Loss of Heat/Cool Demand Message (COMM) Loss of Bit Master (Clock Signal) Defrost Fault A Defrost Fault B and/or C Defrost Fault A and [B and/or C] Ambient Temperature Sensor Fault But, if you find the ice on your heat pump is not going away, or is growing, it likely means a bigger issue is at play. Due to this error 02, the unit stops working. Action: Check for a tripped breaker/blown fuse (to your outdoor unit)- these two are common culprits for error 89. Measure continuity across fuse. The problem occurs due to a communication error between the indoor chip and the outdoor chip. For most units, the most effective way is turning off power to the entire system and waiting about a minute (or thereabouts). The system is operating properly; call for heat. Please change the battery to fix this error. Not all Trane thermostats are battery-operated, some will get hardwired directly into your wall. If the error code did not go away, either the thermostat or the circuit board might be faulty. 1. The error is caused due to a fault in the voltage protection. When the outdoor and indoor units are unmatched, you see the error code LP on the screen. This usually happens when you switch between heating and cooling or when you turn the system off and on too fast. The information given below can be helpful for you then. 5 0 obj Method 1. Measure resistance across Blower windings. Remove FI fuse from fuseholder. Installer's Manual Use And Care Manual Use And Care Manual. If it stays on continuously when above 30F, or if it comes on when 50F outdoors, call for service. Replace if necessary. As I stated earlier, I personally own two brands of air conditioners andTraneis one of them. Tip: always start your inspection from the pipes that go towards the furnace and end with the pilot tube and burners. << /Length 5 0 R /Filter /FlateDecode >> The problem causes the unit to stop working. Method 2. hm%tr27{v+4yR7i9,d"c}V"'@ @ @nXpjwx5w;lV:E`:Ibt3Wlf\wlsua/;}U:C1W~D sAtr>WJ5]:n9 lc02N.1IgZqG2afW]'}HdEUH8{6-U/M-IJcBvnZly'Z:GtgN-1>b=gOae[rRQK.tVD~YsB3[bfmTiO. Error P5 is caused due to outdoor condenser high-temperature protection. Verify low voltage input to Control Module. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'arlingtonairconditioningheating_com-square-1','ezslot_26',156,'0','0'])};__ez_fad_position('div-gpt-ad-arlingtonairconditioningheating_com-square-1-0');This error message indicates a direct-current fan fault. Flue gas condensate backing up in secondary heat exchanger CL2.001.01 Normal PS3 Closed PS3 Closed 3rd stage pressure switch closed when the switch should be open Pressure switch contacts stuck closed Draft inducer motor running with no call for heat Improper wiring to pressure switch if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[250,250],'arlingtonairconditioningheating_com-small-rectangle-2','ezslot_22',189,'0','0'])};__ez_fad_position('div-gpt-ad-arlingtonairconditioningheating_com-small-rectangle-2-0');This error is caused by compressor phase reversal/loss. If you hear any of these sounds, extremely loud sounds, or prolonged sounds coming from your heat pump, it could be a sign of electrical issues or system failure. If short exists, replace Gas Valve. If the detail code is 1, then the issue is between the main board and inverter board. /Thumb 9 0 R >> If your heat pump isnt turning on or off, it likely indicates a system issue. E2Communication Fault of The Outdoor Chip and The Indoor Chip, E3 Communication Error Between Mainboard and IR341, E7Heating Fan Fault in Area A Lasts for 5 Minutes, E8There Are Two Times E6 Faults in 10 Minutes (the recovery will be after power off), P0 The Cooling Fin Has High-Temperature Protection Problem, P5Outdoor Condenser High-Temperature Problem, E4 T-3 & T-4 Temperature Sensor Malfunction, E7 Compressor Discharge Temperature Sensor Malfunction, EA A Fan Runs For More Than 5 Minutes in Heat Mode, Eb 2 Times of E6 Protection in 10 Minutes, H0 Communication Malfunction Between IR341/Mainboard, P4 Compressor Discharge protection temperature, L4MCE Malfunction/Simultaneously/Cycle Loop, L8Speed Difference>15Hz Protection Between The Front And The Back Clock, L9Speed Difference>15Hz Protection Between The Real and The Setting Speed, E1 Communication for indoor and outdoor units fault, E6 Zero-crossing signal detection problem, E9 Communication problem ofwired controller, E2 Communication fault between master outdoor unit and indoor units, E6 Outdoor heat exchanger temperature sensor fault, EA Refrigerant cooling pipe sensor problem, H0 Communication malfunction between DSP and 0547, H1 Communication malfunction between 0537 and 0547, H2 Outdoor unit quantities decreasing fault, H3 Outdoor unit quantities increasing fault.
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