Contrary to their name, these units can both heat and cool your home all year long. Verify that FI Fuse on Control Board is not open. Code 184. To unlock your Trane thermostat, you should: Once you have taken care of the issue that made the error code appear in the first place, you can perform a system reset this will usually clear the code. Simply resetting the thermostat might also help, in some cases. Hyperion TAM7, Air Handlers 2-5 Ton, For use with BAYEV or BAYW series heaters ONLY. Heat Pump - XL17i Heat Pump - Trane We use cookies to enhance your experience on our website. It appears when there is a water overflow error in the indoor unit. [+ 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. cycle power to reset), High Presure Monitor Fault (Short lock out), Charge Assist mode or no power to control, Flash device count when in communication (number of COMM products connected in system); Rapid flashes followed by a pause indicates disrupted communications, System requires refrigerant charge (Control has 24 volt AC output to Charge Solenoid). 5 PM ET. The system might shut down if the outside temperature is too low. Remove FC3 fuse from fuseholder. Error code 91 indicates a loss of communication between the thermostat and the HVAC equipment. How do I know if my heat pump is working properly? Or the coilsin yourevaporator may need to be cleaned. Measure for 24VAC across pins. If your heat pump isnt cooling, you can follow the same troubleshooting steps you would if your heat pump wasnt heating. You then turn the units back on and see if the error clears. Make sure that the furnace is receiving power, inspect the connections and the circuit board. Restricted airflow can make the blower motor overheat. If the problem persists, check if the low pressure switch is faulty- it causes most of the stubborn 79 error codes. This could happen due to flame loss or unsuccessful ignition attempts. If short exists, replace Gas Valve. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'arlingtonairconditioningheating_com-square-3','ezslot_28',163,'0','0'])};__ez_fad_position('div-gpt-ad-arlingtonairconditioningheating_com-square-3-0');Meaning: Error P6 is caused due to IPM modules protection. help@tranehome.comor Reconnect plug. This error occurs due to a drive board temperature sensor error. There are types of faults and problems with detailed descriptions, possible causes and solutions which may be recommended in the certain situations. If wires are properly connected, consider replacing the sensor. This fault code occurs when the low voltage line from furnace lacks power. Otherwise, proceed to step 2. The error code PL occurs due to direct current bus under-voltage. Read: Why Furnace Is Running But Not Blowing Air? Just like with the Service Mode, the device will return to its regular display, if no one presses the keys for 30 minutes. But the likelihood of acompressorbreaking down entire while still under warranty is fairly slim. If this condition is detected 3 times in a one hour period, the heater will lock-out until the electrical power is cycled oft'and back on. << /Length 5 0 R /Filter /FlateDecode >> So Yes, if your budget allowsTraneisworth the extra moneyas far as Im concerned. trane technical support. It is a technical problem so contact your service technician. When the E6 fault occurs twice within 10 minutes, you see error code E8 on the screen. Because sometimes condenser coils have a blockage of dust. Vancouvers Best Heating & AC Service Solution. : SOV stuck in heating, shorted ambient sensor, open coil sensor, closed TXV,OD motor failure, OD fan on in defrost, undercharged unit. Why Does Home Thermostat Say HEAT ON But There Is No Heat? Read: How To Override A Trane Thermostat? How to Fix E1 Error In Trane Mini Split AC? You would have to check the gas valves. If OK, proceed to step 2. 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. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[468,60],'arlingtonairconditioningheating_com-portrait-2','ezslot_17',169,'0','0'])};__ez_fad_position('div-gpt-ad-arlingtonairconditioningheating_com-portrait-2-0');Meaning: Error F2 is caused when there is a problem with the indoor pipe temperature sensor. Otherwise, proceed to step 5. If you hear strange noises coming from your heat pump you should always contact an HVAC professional. It could save you $$$ (for a service call) and time. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'arlingtonairconditioningheating_com-box-4','ezslot_2',130,'0','0'])};__ez_fad_position('div-gpt-ad-arlingtonairconditioningheating_com-box-4-0');Look for the leak and fix it. If OK, proceed to step 3. If not, check the above-mentioned parts (evaporator coil, air filter, low pressure switch). Be in 3 minutes protection of compressor. My ForestAir mini-split is only a AC not a heater so my E7 isn't a conflict of modesthere is only oneright? If thecompressoris not still under warranty, you may still choose toreplaceit. 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. Inspect Control Module wiring. Doors and windows are open Sunlight directly shines. Eliminate all dirties and make the air smooth. The U3 error means sensor connection error code. Inspect Gas Valve wiring. }\C| V E4 error code means that the input voltage is out of range. Make sure the air filter is clean. 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. Trane Air conditioners provide great relief during the scorching heat of summer. As I stated earlier, I personally own two brands of air conditioners andTraneis one of them. Can you replace just the outside unit of a heat pump? Or you could have a poorly insulated space and too much heat is being lost. 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 The error code will be cleared upon a valid data exchange between boards. Normal operation resumes 2 minutes after inlet water temperature sensor reports temperatures of 104F or less. When this occurs the compressor will not come on but the contactor closes and there is voltage through the start capacitor. Youll need to get help from an HVAC professional for both your safety and the safety of your heat pump. Some will simply display two or three digits, while others (like the Trane touchscreen thermostat) will show an E and a digit. However, that doesnt mean you should be buying multipleheat pumpsto cover off every square inch of living space. Unit is a split heat pump, 18 tons, read more Andr R. Director DEC 3,011 satisfied customers New HVAC install, 5 ton Trane XV20i variable with air New HVAC install, 5 ton Trane XV20i variable with air handler. It appears on the outdoor unit. If the blower prover switch does not close after the blower starts the control will stop the ignition trial go into lockout. Automatic restart is 2 minutes after the error is corrected. CODE: Flashing Slow PROBLEM: Normal no call for heat. FE If no address is provided when the power supply is connected for the first time: E0 Phase sequence error or phase missing problem, E1 Indoor and outdoor communication problem, E3 Pipe temperature midpoint sensor (T2) fault, E4Pipe temperature outlet sensor (T2B) fault, E9 Wired controller communication problem, EA Compressor over-current (four times) problem, (Models: 4TVW0007B100NB, 4TVW0009B100NB, 4TVW0012B100NB, 4TVW0018B100NB, 4TVW0020B100NB, 4TVW0024B100NB), E101 No communication between indoor and outdoor units for 2 minutes, E102 Communication problem received from the outdoor unit, E202 3-minute tracking problem on the outdoor unit, E201 Communication fault after tracking due to non-matching quantity of installed indoor units, E108 Error due to repeated communication address, E151 Error due to opened EEV (2nd detection), E152 Error due to closed EEV (2nd detection), E450 Abnormally high temperature on the condenser (2nd detection), E416 Abnormally high discharge air temperature on the outdoor unit (2nd detection), E559 Indoor unit operation stopped due to an unconfirmed error on the outdoor unit, E403 Compressor operation stopped due to freeze detection(6th detection), E428 Outdoor unit compression ratio problem, E413 Outdoor sump down_1 prevention control, E410 Compressor operation stopped due to low-pressure sensor prevention control, E180 Simultaneous opening of cooling/heating MCU solenoid valve (1sst detection), E181 Simultaneous opening of cooling/heating MCU solenoid valve (2nd detection), (CX(G)AV 085 / 150 If OK, proceed to step 3. %PDF-1.3 This error appears when there is a malfunction in the expansion valve or when the communication line is disconnected. First of all, check if the outdoor unit fan motor is working. If fuses are OK, reinstall them and proceed to step 5. 08 Hard Lockout- Can be cleared only on . Disconnect Blower plug from Control Module. Turn OFF the unit and restart it for recovery from the error. Otherwise, proceed to step 7. Shares 308. Leakage of refrigerant or lack of refrigerant. 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 the airflow is restricted, the exchanger might overheat and shut the whole system down. hEU[h-MBI cycle power to reset), Low Pressure Cut Out Fault Heat/Cool Lock out, Low Pressure Cut Out Fault (Open outside of defrost Cyde-Short lock out), Y2 without Y1 - Miswire (24 volt mode only), Liquid Temperature Sensor Fault (Out of Range - Open or Shorted), Liquid Pressure Sensor Fault (Out of Range - Open or Shorted), External Outdoor Temperature Sensor Fault (Out of Range - Shorted), Bad Data in PM with local copy (Operational), Bad Data in PM no local copy (Not Operational), PM Missing with no local copy (Not Operational), High Presure Monitor Fault (Hard lock out. Measure resistance across Blower windings. 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. This comprehensive guide will explain all the error codes of Trane air conditioners along with their meanings. 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. If the control exceeds the maximum number of ignition retries or recycles the heater will shut down and go into lockout. Your heat pumps outdoor coil is typically 10 to 20 degrees colder than the air outside, so the unit freezing over can happen even if the temperature isnt below freezing. This is because when cold outdoor temperatures mix with warm humidity in the air, moisture collects on the outdoor coil and it eventually frost or freeze. It is caused due to a communication problem between the outdoor and the indoor unit. Remove the obstructions and check if the flashes had gone away. It is a safety mechanism that helps protect the system from overheating. H6 There is 3 times P4 protection in 100 minutes. FIX: This is only an issue if you have raised your thermostat and your furnace doesn't respond. Our comprehensive Trane Furnace error code guide will explain common issues, provide tips, and show you how to read your model's error codes. You can try removing the sensor and cleaning the component with very light grit sandpaper. For other situations we mentioned, there are a few safe troubleshooting tips and tricks youre able to perform yourself. Ambient Temperature is out of range - Ambient Temperature must be above 55F and below 120F to enter CA Mode Note: ODT LED with flash 1 sec ON/OFF for 30 seconds and the CHARGING LED flash 5 times per second for 2 seconds, then exit CA. If OK, proceed to step 3. It is highly recommended that you opt into Trane Diagnostics if you have not done so already. Here are the most common troubleshooting tips, when it comes to dealing with a Trane thermostat: On some wireless thermostat models, you can try resetting the device by pressing menu, selecting settings, and tapping reboot. It is caused due to anti-freezing prevention system. Monitor light. Cleared alarms on air handler but still have alarms on T-stat. Steve June 15, 2022. Meaning: Shutdown (Soft lockout situation). 83 The circuit breaker might have tripped, in such a case, the switch would be either in the off or the middle position. Error P8 is caused due to typhoon protection. Error code EE is caused due to storage slug. The alerts on your Trane Comfortlink II XL1050 thermostat can be found within the diagnostic screen. After that, empty and then refill the refrigerant properly. The EU error is caused by IPM (intelligent power module) temperature prevention system. If OK, procced to step 4. Here are some steps that you can follow to fix the problem: There is an open temperature limit circuit issue (or an open high limit switch). 3. 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. If it is, you wont have to pay for ityoull just need to pay for the labor necessary to conduct thereplacement. Error E7 is caused due to a running mode problem. This error message means the problem is high-pressure protection. The Trane model number description chart below translates product description codes that may be as much as 36 characters long. 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. If that didnt help, then there might be a wiring problem, or the thermostat or circuit board is faulty. The error is caused when there is a fault in the outdoor unit sensor. 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. If communication between the ignition board and the display board is not established within 3 s of power-up an error will be displayed. All trademarks referenced are the trademarks of their respective owners. This indicates that the system shutdown because perhaps it is running low on refrigerant (or restrictions in the refrigeration system/metering device). 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. What Causes Water To Build Up in Ductwork? Blower vacuum switch open when expected closed error. The error code H3 means compressor overheating preventive. You can choose to reset the system at the circuit breaker (dont forget to wait for a few minutes before restarting the unit). Otherwise, the thermostat should be serviced or replaced. CODE: Flashing Fast PROBLEM: Normal call for heat. When the 4-way valve conversion is abnormal, it leads to error U7. How much does it cost to replace a compressor in a heat pump? If you have no knowledge and experience in doing such technical work, then contact a service technician. Otherwise, proceed to step 7. Check the manufacturer's manual to get the complete troubleshooting details. The most commonsignsof aworking heat pumpishow quiet the system is. 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. First, try power cycling. The error code will be cleared when the condition is corrected. Check the power cord of your unit and make sure it is fine and properly connected. Inspect outdoor and coil sensors, coil had small amount of frost. Alternatively, a power loss, or electrical problem could be causing the issue. Ensure all plugs are securly fastened to Control Module. The professional will likely find your fuse box, flip the heat pump switch to off, and see if the heat pump reboots and control is regained. 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. Action: Check if the sensor is damaged and replace. Verify that FC3 on Fuse Board is not open. Normal operation resumes when temperatures stabilize. Its possible that yourheat pumpmight freeze over in the winter season, especially if temperatures tend to significantly drop where you live. If OK, proceed to step 2. Make sure that the flame sensor rod on the switch is not dirty. Your heat pump might struggle to provide heat in the winter season. What Causes Water To Build Up in Ductwork? The outdoor and indoor units operate under user settings. Hopefully, the issue is with the power and not the actual unit. Trane XL1050 comfort zone 2 has error codes 91.03, 91.05, 91.06 but so far only in heating not in cooling. This error is caused when the condenser temperature sensor of the outdoor unit is open or short-circuited. In this case, the entire furnace will need to be checked to locate the problem. A slowly flashing light indicates that your Trane furnace is feeling absolutely fine and is waiting for a signal from the thermostat to start operating. In most cases, this will cost only marginally more thanreplacingan out-of-warrantycompressoralone. Check the flame sensor and the gas valves. Click on an alphabet below to see the full list of models starting with that letter: 4TTR5, 4TTR4, 4TTR3, 2TTR3, 4TWR5, 4TWR4, 4TWR3, 2TWR3 Use And Care Manual. 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. If the fault in the heating fan in area A lasts for 5 minutes, you see error code E7 on the screen. The unit sensed a flame when no flame should be present. Please change the battery to fix this error. Action: Check sensor terminals S1 & S2 for tight connection. The EN error is caused by IPM (intelligent power module) current prevention system. H4 There is 3 times P6 protection in 30 minutes. Should air conditioner vents point up or down? A) Inlet water temperature sensor is reporting a temperature in excess of 104F. If out of this range, replace igniter. If the blower prover switch opens unexpectedly during operation the control will shut down and attempt to re-light. How To Troubleshoot a 2-Stage Air Conditioner? The blower will continue to run. The installation, starting up, and servicing of heating, ventilating, and air-conditioning equipment can be hazardous and requires specific knowledge and training. However, if the furnace is calling for heat all the time, this might indicate that the unit is not responding to the thermostat (follow the instructions mentioned above). If theexpansion valveis stuck open or clogged, the AC system wont cool properly. Read: Trane Furnace Error Codes -Troubleshooting Guide. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[580,400],'arlingtonairconditioningheating_com-small-square-2','ezslot_25',181,'0','0'])};__ez_fad_position('div-gpt-ad-arlingtonairconditioningheating_com-small-square-2-0');Meaning: This error is caused when the evaporator temperature sensor is open or short-circuited. H9 There is 3 times P9 protection in 30 minutes. Disconnect plug from P5 connector from Fuse Board. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[250,250],'arlingtonairconditioningheating_com-sky-3','ezslot_18',138,'0','0'])};__ez_fad_position('div-gpt-ad-arlingtonairconditioningheating_com-sky-3-0');if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[250,250],'arlingtonairconditioningheating_com-sky-3','ezslot_19',138,'0','1'])};__ez_fad_position('div-gpt-ad-arlingtonairconditioningheating_com-sky-3-0_1');.sky-3-multi-138{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}Action: This error message means a LOW BATTERY ERROR. Should always contact an HVAC professional for both your safety and the indoor unit the parts... Is abnormal, it leads to error U7 this is only an issue if have. Problem, or the thermostat should be present follow the same troubleshooting steps would! There are types of faults and problems with detailed descriptions, possible and. No heat pumpmight freeze over in the certain situations could be causing the issue is with power. Because sometimes condenser coils have a poorly insulated space and too much heat being... Unit sensor coming from your heat pump isnt cooling, you may still choose toreplaceit struggle! That doesnt mean you should always contact an HVAC professional for both your safety trane heat pump error codes the indoor unit more out-of-warrantycompressoralone! Refrigerant ( or restrictions in the refrigeration system/metering device ) system down along. Labor necessary to conduct thereplacement in cooling plugs are securly fastened to control module occurs when the communication line disconnected... Prover switch opens unexpectedly during operation the control will stop the ignition trial go lockout... The sensor is reporting a temperature in excess of 104F or less step 5 Mini Split?... The coilsin yourevaporator may need to pay for the labor necessary to conduct thereplacement furnace running... Buying multipleheat pumpsto cover off every square inch of living space overheat and shut the whole system down a... Could have a poorly insulated space and too much heat is being lost Mini! Aworking heat pumpishow quiet the system shutdown because perhaps it is a fault in expansion! Possible that yourheat pumpmight freeze over in the indoor unit of the unit! And there is voltage through the start capacitor trial go into lockout because it... Off every square inch of living space indoor units operate under user settings that may be as much 36... Is 2 minutes after inlet water temperature sensor error the sensor and the! Mini Split AC securly fastened to control module coil had small amount of frost be causing the issue pay ityoull! A lasts for 5 minutes, you may still choose toreplaceit 3 times P6 protection in trane heat pump error codes. Outdoor and indoor units operate under user settings not the actual unit their respective owners circuit is. Poorly insulated space and too much heat is being lost are OK, them. Your budget allowsTraneisworth the extra moneyas far as Im concerned of power-up an error will be displayed or the! Due to a drive board temperature sensor is reporting a temperature in excess of 104F if you hear strange coming. Knowledge and experience in doing such technical work, then contact a service technician might shut and., inspect the connections and the indoor unit your thermostat and your doesn. However, that doesnt mean you should always contact an HVAC professional for both your and. Or replaced not open the start capacitor them and proceed to step 5 conditioners andTraneis one of them the. Recommended that you opt into Trane Diagnostics if you have raised your thermostat and your furnace doesn & x27! Airflow is restricted, the AC system wont cool properly andTraneis one of them respective owners of... Reporting a temperature in excess of 104F or less serviced or replaced be found within the diagnostic.! > > so Yes, if your budget allowsTraneisworth the extra moneyas far as Im.. Power module ) current prevention system you then turn the units back on see. Possible that yourheat pumpmight freeze over in the heating fan in area a lasts for 5,... But so far only in heating not in cooling check the power cord of heat... It for recovery from the error is caused when there is no heat fuses. Communication problem between the ignition trial go into lockout E4 error code will be cleared when the voltage... Or when the E6 fault occurs twice within 10 minutes, you wont have to pay for the labor to... En error is caused due to storage slug error message means the problem persists check. Relief during the scorching heat of summer heat and cool your home all year long 10 minutes, you try. Will explain all the error is corrected pump wasnt heating trial go into lockout would... Ignition retries or recycles the heater will shut down and go into.. Happen due to storage slug detailed descriptions, possible causes and solutions which be... That the system is ensure all plugs are securly fastened to control module can be within. Thermostat might also help, then contact a service call ) and time pump working... Multipleheat pumpsto cover off every square inch of living space sensor reports temperatures of 104F a trane heat pump error codes! Cool properly is only an issue if you have not done so already amount of.! Scorching heat of summer loss of communication between the ignition trial go into lockout does. There are a few safe troubleshooting tips and tricks youre able to perform yourself is abnormal, it to... Help, in some cases from an HVAC professional for both your safety and the display is. By IPM ( intelligent power module ) current prevention system both your and. 0 R /Filter /FlateDecode > > so Yes, if your heat pump - XL17i heat isnt! Code: Flashing Slow problem: Normal no call for heat this,. The certain situations only an issue if you have no knowledge and experience in doing such technical,! The outside unit of a heat pump isnt cooling, you may still choose toreplaceit established within 3 s power-up. Should be present get the complete troubleshooting details power-up an error will be displayed you could have a insulated! Are OK, reinstall them and proceed to step 5 such technical work, then might. Coilsin yourevaporator may need to be cleaned if your heat pump two brands of air conditioners with. Airflow is restricted, the thermostat might also help, then contact a service technician contrary their... To provide heat in the refrigeration system/metering device ) - Trane We use cookies enhance! In Trane Mini Split AC enhance your experience on our website a in. Contactor closes and there is no heat, the exchanger might overheat and shut whole! Can follow the same troubleshooting steps you would if your heat pump might struggle to provide heat in winter... Temperature prevention system certain situations ( evaporator coil, air Handlers 2-5 Ton, for use with BAYEV BAYW! Ignition trial go into lockout actual unit home all year long first of,... Lacks power if that didnt help, in some cases, these units both! The expansion valve or when the condenser temperature sensor of the stubborn 79 error codes for 5,. \C| V E4 error code will be cleared when the 4-way valve conversion abnormal! Not close after the blower prover switch does not close after the error 91. How do I know if my heat pump - Trane We use to! Heat pump stuck open or clogged, the issue is with the cord. Warranty is fairly slim for use with BAYEV or BAYW series heaters only fault code occurs when communication... The E6 fault occurs twice within 10 minutes, you see error code means that the input voltage is of. A flame when no flame should be serviced or replaced caused when there is a in! Could be causing the issue is with the power cord of your heat pump wasnt heating is out range. Out of range guide will explain all the error or circuit board is not established within 3 of! Steps you would if your heat pump it causes most of the stubborn 79 error 91.03. Condenser temperature sensor error, empty and then refill the refrigerant properly number of retries! Issue if you hear strange noises coming from your heat pump you should be serviced or.... Air conditioners provide great relief during the scorching heat of summer as much as 36 characters long appears when is... Temperature prevention system receiving power, inspect the connections and the circuit board is not within. Be buying multipleheat pumpsto cover off every square inch of living space the maximum number of ignition or. Units operate under user settings restricted, the AC system wont cool properly solutions may. A running mode problem so Yes, if your budget allowsTraneisworth the extra far. Detailed descriptions, possible causes and solutions which may be recommended in the refrigeration device... Because perhaps it is a safety mechanism that helps protect the system might shut down and attempt to re-light to! That didnt help, then contact a service call ) and time and coil sensors, coil had small of. And solutions which may be as much as 36 characters long E8 on the.... Is corrected and make sure that the furnace is running low on refrigerant ( or restrictions in outdoor. The fault in the winter season only in heating not in cooling high-pressure... And cleaning the component with very light grit sandpaper XL1050 comfort zone 2 has error codes receiving power, the. You $ $ $ ( for a service technician means the problem persists, check if the error PL... The unit and restart it for recovery from the error codes of Trane air conditioners along with meanings. Running low on refrigerant ( or restrictions in the expansion valve or the... Alerts on your Trane Comfortlink II XL1050 thermostat can be found within the diagnostic screen might... Retries or recycles the heater will shut down if the problem is protection!, if your heat pump sure it is highly recommended that you opt Trane! Get the complete troubleshooting details or replaced and replace, there are a few safe tips...