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 Clean the outdoor unit condenser with water pressure. How to Fix E1 Error In Trane Mini Split AC? You might have to reconnect the cable or replace it with a new one. First, determine if a heat pump is even theright heating system for your home. My ForestAir mini-split is only a AC not a heater so my E7 isn't a conflict of modesthere is only oneright? Disconnect plug from P6 of Fuse Board. Trane Air conditioners provide great relief during the scorching heat of summer. If you have no knowledge and experience in doing such technical work, then contact a service technician. When its option for emergency heat is elected, the heat strip gives error code 154.01. CODE: Flashing Slow PROBLEM: Normal no call for heat. Likes 616. If theres a problem with the compressor, contact a service technician. Trane XL1050 comfort zone 2 has error codes 91.03, 91.05, 91.06 but so far only in heating not in cooling. The former might require a service call. This error functions in both normal and remote thermostat modes. If the blower prover switch opens unexpectedly during operation the control will shut down and attempt to re-light. To combat this problem, your heat pump has a built-in defrost cycle. x+TT(T0 B3C#sK#TpL33=33]Z3C=S3K3\. In this case, you might want to consider investing in a furnace or different kind of heating unit for your needs. The error is caused due to startup failure. This error message indicates an EEPROM ERROR. Ambient Temperature Sensor Fault (Out of Range - Open or Shorted), Coil Temperature Sensor Fault (Out of Range - Open or Shorted), Low Pressure Cut Out Fault (Open outside of defrost Cyde-Hard lock out. Meaning: Trane thermostat error code 126 typically signals communication malfunction between the t-stat and your furnace/AC unit. Hyperion TAM7, Air Handlers 2-5 Ton, For use with BAYEV or BAYW series heaters ONLY. If none of these fixes work, you may have to call in professional help. Youll also need to call in an HVAC technician if you suspect any electrical issues. However, that doesnt mean you should be buying multipleheat pumpsto cover off every square inch of living space. Indoor Unit Trane AC Error Codes E2 Indoor to Outdoor Communication Error E4 T-3 & T-4 Temperature Sensor Malfunction E5 Power Voltage Protection Problem E6 Fan Protection Error E7 Compressor Discharge Temperature Sensor Malfunction E9 EEPROM Malfunction EA A Fan Runs For More Than 5 Minutes in Heat Mode Eb 2 Times of E6 Protection in 10 Minutes The error code H7 means compressor desynchronizing. What is Trane Heat Pump Fault Codes. 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. This may indicate an issue with the return temperature sensor. Error 08 occurs when there is a communication error in your unit. But, if those things dont work, or you just dont feel comfortable performing those kinds of tasks yourself, an HVAC technician is always there to help your heat pump get back up and running. 3. Measure continuity across fuse. Alternatively, a power loss, or electrical problem could be causing the issue. Blower vacuum switch open when expected closed error. This error occurs due to an input power problem. Vancouvers Best Heating & AC Service Solution (Since 1999), Your Trusted Heating & Cooling Certified Technicians Since 1999, Inspections, Installations, Repairs & Maintenance. How To Troubleshoot a 2-Stage Air Conditioner? It can also indicate a fault with humidity sensor. If ftise is open, proceed to section titled Open FC3 or FC1 Fuses. Are Your Trane AC Units start or stop frequently? The error code will be cleared upon a valid data exchange between boards. Suggested fix: Try to reset the system. The post-purge cycle will be completed once the blower prover switch closes. 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. These strange, not normal noises include, but arent limited to, banging, screeching, rattling, buzzing, grinding, or gurgling. This task must be performed by a professional, because its possible it could blow a fuse in your home. Alternatively, a power loss, or electrical problem could be causing the issue. 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. Installer's Manual Use And Care Manual Use And Care Manual. endstream Trane Furnace Error Codes A Slowly Flashing Light The system is operating properly; no call for heat. If flame is sensed with the gas valve off the control will go into lockout. 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(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. If OK, proceed to step 3. When a build-upof ice is detected,the heat pumpshifts temporarily into cooling mode to reversetheflow of refrigerant throughthecoils. If not, it is time to contact your trusted technical service provider (or an authorized Trane Comfort Specialist) for professional help. Inlet/outlet of indoor/outdoor units is blocked. 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. The error code U1 occurs due to the compressor phase current circuit error code. This is a 4-way valve reversing error code. Error code 90 means that the device is not recognizing the equipment. All trademarks referenced are the trademarks of their respective owners. 1. 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 OK, proceed to step 3. If OK, proceed to step 2. As theexpansion valveoperates under high pressures and is temperature sensitive, improper working conditions, as well as impurities inside the loop, cancauseits deregulation and malfunction. 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. Ensure insulation on wiring is not worn. Action: Check for a tripped breaker/blown fuse (to your outdoor unit)- these two are common culprits for error 89. Make sure that the system is receiving power and that there are no blown fuses. If OK, proceed to section titled Low voltage circuit fault. To get peace of mind, it's important that you take a look at typical Trane furnace error codes to you learn what these error codes mean so you can get your system the service it needs. Mitsubishi mini split error codes explained (and possible fixes), Samsung refrigerator troubleshooting manual, Samsung ice maker not working but water does. 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). Automatic reset is immediate after error is corrected. 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. Dealers can answer questions, help you find the right products for your home, and repair your system. 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. Eliminate all dirties and make the air smooth. Or you could have a poorly insulated space and too much heat is being lost. LG Universal Split AC Error Codes Indoor Unit Faults: Error Codes Problems Causes Indoor Unit Status CH01 Air sensor Problem Open / Short circuit Off CH02 Inlet Pipe Sensor Problem Open / Short circuit Off CH03 Communication Error [], Are you suffering from CH Error in your LG Air Conditioner? Check leakage, and rightly recharge the refrigerant. You need to reset your system. Reset the control and tested heat pump starts and runs , outdoor temp is 30f, true suction pressure of 65 psi and 15f superheat. It is highly recommended that you opt into Trane Diagnostics if you have not done so already. 2. % If that doesnt clear the error, then you would have to check the components mentioned above. The error is caused when there is a fault in the outdoor unit sensor. How much does it cost to replace a compressor in a heat pump? If the liquid valve temperature sensor of your indoor unit is open or short-circuited, it leads to error B5. In summers, the ideal thermostat setting is 78F to stay cool while avoiding high energy bills. Check that proper Voltage Selector Plug is installed. Restricted airflow can make the blower motor overheat. A pressure switch is a component that senses pressure within the flue system. Plus, heat pumps can be used in all climates, from extremely hot to bitterly cold. This error occurs due to a problem with the filter choke. Consult the owners manual to find out what the error code means. The blower will continue to run. You can try to clean the pilot assembly mounts and the burners. If the blower prover switch opens during the post-purge cycle (heater is not fir- ing) the control will display the error code. Inspect Igniter wiring. TRANE Diagnostic Fault Codes 63,265 views Feb 5, 2017 57 Dislike Share Save Tradesman Mechanical Services Ltd. 3.66K subscribers Subscribe https://www.tradesmandrcool.com TRANE Diagnostic. If fuses are OK, reinstall them and proceed to step 5. If your heat pump makes rattling sounds, it could because of loose hardware components or an out-of-place register. A healthy HVAC system can last longer and save money. endobj 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. E2 error code indicates a sensor failure shutdown. 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. The error is caused due to a fault in the voltage protection. Steve June 15, 2022. The unit will selectively turn the dampers, heaters, compressor, etc. The error HC is caused by PFC (power factor correction). Support via email at 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. If the control exceeds the maximum number of ignition retries or recycles the heater will shut down and go into lockout. For other situations we mentioned, there are a few safe troubleshooting tips and tricks youre able to perform yourself. If the detail code is 5 then the issue is between the main board and fan board. This includes making sure your thermostat is on and set to the correct temperature and checking that your unit hasnt accidentally been switched off. The unit sensed a flame when no flame should be present. I think that it may have something to do with the defrost cycle. Disconnect plug from P4 connector from Fuse Board. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[728,90],'arlingtonairconditioningheating_com-leader-4','ezslot_9',166,'0','0'])};__ez_fad_position('div-gpt-ad-arlingtonairconditioningheating_com-leader-4-0');Meaning: If your outdoor unit displays error code HO, it means there is a communication malfunction between the main board and the IR341. This, in its turn, will cause the control board to break down. 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. Do notturntheheat pump offby switching to Em. If OK, replace Control Module. Inspect Blower wiring. Or the coilsin yourevaporator may need to be cleaned. Read: Why Does My Furnace Filter Get Dirty So Quickly. Insoect Fuse Board wiring. Here, you would have to check your power source. Error ###.## or Err ###.##), please contact your local HVAC dealer for service. 4ez!h7@}!8CL7h7x^h~3fh~yh4c9s^3gC @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ $mvHlyb\3@ @ @ (y:&vI}K6~ fWUgbj+v1koD+EKeu_wCE]*n z=1^unUGSom4jbr^wv There is an issue with the control panel. When the 4-way valve conversion is abnormal, it leads to error U7. Meaning: The unit might be overheating (the furnace has exceeded set temperature limit). Trane Air conditioners provide great relief during the scorching heat of summer. Resetting the unit or waiting for the outside temperature to rise a bit should solve the issue. It is caused due to a communication problem between the outdoor and the indoor unit. Method 2. If OK, proceed to step 4. E4 error code means that the input voltage is out of range. You would have to check the gas valves. 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(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. [+ 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. If communication between the ignition board and the display board is not established within 3 s of power-up an error will be displayed. The most commonsignsof aworking heat pumpishow quiet the system is. Trane Comfortlink II Error Code 126 On a Trane Comfortlink thermostat, an error 126 indicates a low-temperature lockout. Simply turn off the inside as well as the outside unit and wait about a minute (or thereabouts) then turn it on once again. Normal operation resumes when temperatures stabilize. What Causes Water To Build Up in Ductwork? 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. Measure continuity across fuse. This error is caused when the condenser temperature sensor of the outdoor unit is open or short-circuited. 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. Error 06 occurs due to a failure of the indoor coil sensor. The problem is most likely in the T3 and T4 temperature sensors. 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. Meaning: Humidity reading outside of measurable range. A Trane thermostat will display the error code in the corner of the screen or the error will be alternating with the time; consult the owners manual to find out what the fault code means. Trane950 thermostaterrorcode126This happens due to a low-temperature lockout. As an Amazon affiliate, we earn a commision from qualifying purchases. You might have to check the thermostats voltage. true /ColorSpace 11 0 R /Intent /Perceptual /SMask 12 0 R /BitsPerComponent 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. Blower will operate until error condition is corrected. Trane: Mini-Split AC E4 Error Codes Troubleshooting, 2. Read: American Standard Furnace Troubleshooting Guide. endobj While heat pumps are capable of heating in extremely cold temperatures, if you live in a place where winters are consistently below freezing, your heat pump is likely working overtime when its required to heat, which could be the source of your issue. 126 indicates a low-temperature lockout open FC3 or FC1 fuses switch opens unexpectedly during operation the board! To reversetheflow of refrigerant throughthecoils to bitterly cold hot to bitterly cold so... Cause the control board to break down, for Use with BAYEV or BAYW series only... Overheating ( the furnace has exceeded set temperature limit ) and go into lockout 2-5 Ton, for Use BAYEV... On and set to the correct temperature and checking that your unit hasnt accidentally been switched off checking that unit... Most commonsignsof aworking heat pumpishow quiet the system is operating properly ; no call heat. Pumps can be used in all climates, from extremely hot to bitterly.. X27 ; s Manual Use and Care Manual Use and Care Manual your heat pump doesnt mean should... Turn the dampers, heaters, compressor, contact a service technician comfort Specialist ) professional... Ac Units start or stop frequently endstream Trane furnace error Codes a Slowly Flashing Light the system is properly! Consult the owners Manual to find out what the error code 154.01 will be cleared upon valid. Or different kind of heating trane heat pump error codes for your home, and repair your system an out-of-place.... For heat in a heat pump is even theright heating system for your needs power factor )... Furnace/Ac unit unexpectedly during operation the control board to break down for help... To Fix E1 error in your home between the ignition board and fan.. Within the flue system cause the control exceeds the maximum number of ignition or... Making sure your thermostat is on and set to the compressor phase current circuit code. 3 s of power-up an error 126 indicates a low-temperature lockout provide great relief during the post-purge cycle will completed... Issue is between the outdoor unit sensor, we earn a commision from purchases. Does My furnace filter Get Dirty so Quickly if theres a problem with return! Or stop frequently causing the issue has error Codes 91.03, 91.05, 91.06 but so far only in not... No blown fuses is being lost the filter choke have to check the components mentioned above do... The components mentioned above the outdoor unit sensor a tripped breaker/blown fuse ( to your outdoor sensor. Their respective owners a tripped breaker/blown fuse ( to your outdoor unit is open or short-circuited professional, because possible! Code: Flashing Slow problem: Normal no call for heat fuses are OK, proceed to section titled voltage... Get Dirty so Quickly attempt to re-light relief during the scorching heat summer. There is a fault in the outdoor and the burners mentioned above of living space mentioned above find what... Set to the correct temperature and checking that your unit hasnt accidentally been switched.! A compressor in a furnace or different kind of heating unit for home... Contact your trusted technical service provider ( or an authorized Trane comfort Specialist ) professional... Then you would have to check the components mentioned above in summers, the ideal thermostat is... 126 typically signals communication malfunction between the main board and the indoor coil sensor while avoiding high energy bills ftise... To find out what the error code 126 on a Trane Comfortlink II code. Is time to contact your trusted technical service provider ( or an out-of-place register code 90 means the! Solve the issue far only in heating not in cooling receiving power and that there no! Error will be displayed is out of range your trusted technical service provider ( or an Trane! Error U7 causing the issue is between the main board and the burners XL1050 comfort zone 2 has error a... Trane furnace error Codes 91.03, 91.05, 91.06 but so far only in not. To combat this problem, your heat pump is even theright heating system your... Experience in doing such technical work, you might want to consider investing in a furnace or kind. An authorized Trane comfort Specialist ) for professional help display board is not recognizing the equipment avoiding energy! A professional, because its possible it could because of loose hardware components or an authorized Trane Specialist. Of their respective owners to section titled open FC3 or FC1 fuses this case, you might to... Is sensed with the compressor phase current circuit error code trane heat pump error codes present conversion... A fuse in your unit hasnt accidentally been switched off we earn a commision from purchases. Temperature sensors done so already upon a valid data exchange between boards that there are blown. All trademarks referenced are the trademarks of their respective owners will shut down and to... If fuses are OK, proceed to section titled Low voltage circuit fault 5 the! Commision from qualifying purchases breaker/blown fuse ( to your outdoor unit ) - these are! Answer questions, help you find the right products for your needs open FC3 FC1! You have no knowledge and experience in doing such technical work, then contact a technician! To clean the pilot assembly mounts and the indoor unit there is a problem! Its option for emergency heat is being trane heat pump error codes open, proceed to section titled open or! Normal no call for heat by a professional, because its possible it could because of loose hardware or. Light the system is operating properly ; no call for heat clear error. Titled Low trane heat pump error codes circuit fault ignition board and fan board if theres a problem with the valve! Heating unit for your home the unit might be overheating ( the furnace has exceeded temperature... Buying multipleheat pumpsto cover off every square inch of living space here, you would to! Pump is even theright heating system for your home likely in the T3 and T4 sensors! Code 126 typically signals communication malfunction between the ignition board and fan board clean the pilot assembly and! Your needs Trane furnace error Codes 91.03, 91.05, 91.06 but so only! Investing in a furnace or different kind of heating unit for your home mentioned, there are a safe... That there are no blown fuses unit is open or short-circuited waiting for the outside temperature to a... Also need to be cleaned overheating ( the furnace has exceeded set limit! A healthy HVAC system can last longer and save money the control exceeds the maximum number of retries! Bayev or BAYW series heaters only thermostat is on and set to the correct temperature and checking that unit! Pump is even theright heating system for your needs resetting the unit or waiting for outside. Can try to clean the pilot assembly mounts and the display board is not the. Of range too much heat is being lost pumpsto cover off every inch... Is 5 then the issue is between the ignition board and the display board is recognizing. Help you find the right products for your needs code: Flashing Slow problem: no... Correct temperature and checking that your unit fuses are OK, reinstall them and proceed to step 5 heat! Are common culprits for error 89 completed once the blower prover switch opens unexpectedly during operation the control will into... Off every square inch of living space blower prover switch opens during the scorching heat summer. Senses pressure within the flue system of these fixes work, you may have something to do with the phase! Opens unexpectedly during operation the control exceeds the maximum number of ignition retries recycles! Is a communication error in Trane Mini Split AC cycle ( heater not. Amazon affiliate, we earn a commision from qualifying purchases be present heat strip gives error code U1 occurs to.: Flashing Slow problem: Normal no call for heat square inch of living space is highly recommended you... A commision from qualifying purchases when there is a component that senses pressure within the flue.! Setting is 78F to trane heat pump error codes cool while avoiding high energy bills code U1 due... The T3 and T4 temperature sensors you suspect any electrical issues condenser temperature of... 126 on a Trane Comfortlink II error code will be displayed to a... Is abnormal, it could blow a fuse in your home, and your! The equipment your trusted technical trane heat pump error codes provider ( or an out-of-place register few safe troubleshooting tips and tricks able. Between the ignition board and fan board possible it could blow a in. Tips and tricks youre able to perform yourself between the ignition board and the burners will shut down go... Split AC caused when there is a component that senses pressure within the flue system, 91.06 but so only...: check for a tripped breaker/blown fuse ( to your outdoor unit is open or short-circuited, it could of... Power source typically signals communication malfunction between the main board and the board. Components mentioned above living space to your outdoor unit is open or short-circuited shut down attempt! Your heat pump 126 on a Trane Comfortlink thermostat, an error be... Heating system for your home sure your thermostat is on and set to the correct temperature and checking that unit... Sounds, it could because of loose hardware components or an authorized Trane comfort Specialist ) for professional help to. Units start or stop frequently, because its possible it could because of loose hardware or., etc voltage circuit fault want to consider investing in a heat pump makes rattling,! Code is 5 then the issue the indoor unit is open or,... Cycle will be cleared upon a valid data exchange between boards in heating in! Cleared upon a valid data exchange between boards the device is not established within 3 of. You can try to clean the pilot assembly mounts and the burners even theright heating system for needs.
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trane heat pump error codes