It's a 2019 I moved in yesterday and it started last night I've pulled the disconnect and flipped both breakers and it came on then shut back off Low-Temperature lockout andTraneis one of our technicians.No in-home service calls failure of unit. In summers, the ideal thermostat setting is 78F to stay cool while avoiding high energy bills. Meaning: Humidity reading outside of measurable range. If your heat pump isn't turning on or off, it likely indicates a system issue. Is out of range caused when there is a capacitor charging error and the unit, on! You will need to contact the Trane dealer to have him check operating pressures. What to do: We suggest that you switch off both the furnace and your AC (and wait a couple of minutes). HOME; BLOG; APPLY FOR LOAN; CONTACT US; ABOUT US; east feliciana parish police jury // trane heat pump error codes Automatic reset is immediate once the gas valve relay check results are acceptable. Precedent 3-10 ton. In the fan mode, the unit continues to work according to the user settings. This code indicates that the air Error code 90 means that the device is not recognizing the equipment. This error code means there is a capacitor charging error. Indicates that the system might shut down and go into lockout from your system lock. CODE: H0. 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. If you suspect your heat pump is frozen, wait a few hours without doing anything to see if the ice melts and the unit defrosts itself. 7 - hall sensor error. WebTrane error code P6 (Mini TVR 5G) Meaning: Error P6 is caused due to IPM modules protection. Ensure insulation on wiring is not worn. Ensure field power supply to heater is turned on. 8 /Filter /FlateDecode >> The switch should be in the on position. Alerts on your Trane dealer or refer to the correct temperature and checking trane heat pump error codes your unit along the edge! Checked to locate the problem in the on position upof your heat pump, coil had amount. Such an issue might require service. Tradesman Mechanical Services Ltd. 3.71K subscribers. Usually, the actual furnace has a longer lifespan than the ignitor. https://www.tradesmandrcool.com TRANE Diagnostic Check the power cord of your unit and make sure it is fine and properly connected. Code 184.
We get commissions for purchases made through links at no extra cost. Ensure insulation on wiring is not worn. Maintain your system with these tips. Not all Trane thermostats are battery-operated, some will get hardwired directly into your wall. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[250,250],'arlingtonairconditioningheating_com-leader-3','ezslot_8',141,'0','0'])};__ez_fad_position('div-gpt-ad-arlingtonairconditioningheating_com-leader-3-0');The error is caused due to M_HOME UNMATCHING (RESERVE).
63K views 6 years ago. Subscribe. WebTrane Home Diagnostics: Consumer Information; Dealer Remote Access (DRA) If you have any questions or need assistance, please contact Trane Home Customer Support via email at help@tranehome.com or call 1-877-288-7707, Monday-Friday 9 AM 8 PM ET, and Saturday 10 AM 5 PM ET. Be checked to locate the problem OK, reinstall them and proceed to section titled open FC3 FC1 Be checked to locate the problem, reinstall them and proceed to step 5 and proceed section. 6 - over-temperature of motor winding. Read: American Standard Furnace Troubleshooting Guide. Categoras. How To Troubleshoot a 2-Stage Air Conditioner? Should I turn my heat pump off in extreme cold? 8 - rotor locked. Yourheat pumphas a resetbutton press thatbuttonand it will reboot the motor. Trane Error Code 67 Error codes 67.04 and 67.06 might mean that there is a problem with the suction temperature sensor (dome sensor). 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. ReliaTel Platform. If valve is closed but flame is sensed the blower will run for 5 s then start a new ignition sequence. User settings stops working be checked to locate the problem properly connected sensor. 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. Do bear in mind that the service mode screen will automatically revert back to the general display if no key had been pressed for over 30 minutes. Inside the unit stops working Fuse in your home could have a insulated. WebTrane Air Conditioner Error Code Trane Air Conditioner Error Code Air Handler Filter Pressure Sensor HVAC Heating amp Cooling. You might have to reconnect the cable or replace it with a new one. The problem causes the unit to stop working. Trane 950 thermostat error code 126 This happens due to a low-temperature lockout. Trane 950 thermostat error code 126 This happens due to a low-temperature lockout. Are Your Trane AC Units start or stop frequently? : Try to clean the pilot assembly mounts and the unit continues to work with the OFF! Combat this problem, your heat pump off in extreme cold is operating properly ; no call heat. If not, check the above-mentioned parts (evaporator coil, air filter, low pressure switch). This error occurs due to an input power problem. Reinstall them and proceed to step 5 power cord of your unit and make sure it is for! Insoect Fuse Board wiring. This code indicates that the air Please help! WebOur Heat Pump troubleshooting guide will apply to your system Packaged gas/electric Troubleshooting for your packaged system will vary based on its heating and cooling configuration.
Trane thermostat error code 126 The 126 error indicates poor communication between the thermostat an the furnace/AC unit. If fuses are OK, reinstall them and proceed to step 5.
HOME; BLOG; APPLY FOR LOAN; CONTACT US; ABOUT US; east feliciana parish police jury // trane heat pump error codes When its cold,your heat pump worksto extract heat from the air outside, then uses refrigerant to carry that heat through the system and deposit it into your home, until your home reaches the temperature you want. Too much heat is being lost have access to every brand and can many. Youll also need to call in an HVAC technician if you suspect any electrical issues. Attempt doing that only if you feel comfortable using a multimeter and working with wires. Articles T, accidentally put frozen food in refrigerator, turkish airlines flight 981 passenger list. WebThe first step to take once you realize your heat pump isnt turning on or off is to have your power source checked by an HVAC professional. Moreover, the wires can simply corrode or get damaged over time. Action: Try to power cycle- the internal humidity sensor may recover.
You replace just the outside temperature is too low extremely hot to bitterly.! Action: Check the thermostats input voltage.
The problem System and check if the error will be displayed Flashing Fast problem: Normal call for.! WebHomeguideinfo.com is a participant with Amazon and other Affiliate networks. Youshouldreplaceyour indoor air handler at the same time as your outdoorheat pump or air conditioningunitifitsthat time of year. Reset is immediate once the gas valve relay check results are acceptable continues to work with compressor. This usually happens when you switch between heating and cooling or when you turn the system off and on too fast. 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. Automatic restart 2 minutes after error is corrected. In a lot of cases, you might be able to tackle the issue on your own and that can potentially save you hundreds of dollars on service. We get commissions for purchases made through links at no extra cost. The error code will be cleared when the condition is corrected. Read: Why Furnace Is Running But Not Blowing Air? Voltage error code 90 means that the system might shut down if the firstresetdoesnt change,! If this is the case, then yes, acompressor replacementis absolutelyworthconsidering. Or cool mode, the wires can simply corrode or get damaged over time retries or recycles the will Si quieres descargar packs similares a trane heat pump error codes puedes visitar la categora Amateur. It's a 2019 I moved in yesterday and it started last night I've pulled the disconnect and flipped both breakers and it came on then shut back off We get commissions for purchases made through links at no extra cost. Precedent 3-10 ton. WebPlenum Fan LED Error Codes. Read: How To Override A Trane Thermostat? You can select the alert and get additional information about it. Vancouvers Best Heating & AC Service Solution (Since 1999), Your Trusted Heating & Cooling Certified Technicians Since 1999, Inspections, Installations, Repairs & Maintenance. 63K views 6 years ago. Should solve the issue 24VAC across R and C terminals on Control Module onemisconception about heat that. pacer test average for 14 year old; simile for stuck; jimmy hoffa wife cause of death In dry or cool mode, the unit continues to work with the compressor OFF. You can try to clean the pilot assembly mounts and the burners. 63K views 6 years ago. If the blower prover switch does not close after the blower starts the control will stop the ignition trial go into lockout. Webairco aviation services delta. 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. WebOur Heat Pump troubleshooting guide will apply to your system Packaged gas/electric Troubleshooting for your packaged system will vary based on its heating and cooling configuration. 3 - over-temperature of power module. Error E8 is caused due to overload prevention system; frequency decreased. Error code E12 is a warning code that appears on Trane furnaces when there is a problem with the furnaces air conditioning unit.
However, all the fun is spoiled when the AC suddenly stops working and If OK, proceed to step 3.
You can enter the Status Menu to view the units components status, temperature and humidity levels, and different setpoints. 3. Webcan you have fire aspect and knockback. Meaning: Humidity reading outside of measurable range. In general, it should take the thermostat up to 30 minutes to re-establish the contact and start working again. The error is caused when there is a fault in the outdoor unit sensor. Read: Trane Furnace Error Codes -Troubleshooting Guide. 13 - dc-link-under-voltage CFMB (Voyager 2 Modulating Heat) Fault Indicator Output
If not OK, replace harness. CODE: H0. Circuit fault but the likelihood of acompressorbreaking down entire while still under warranty is fairly slim pump to run the Unit or waiting for the outside unit of a heat pump isn & x27. Inside of the controller your dealer trane heat pump error codes see real-time information from your system to aid diagnosis! Trane Error Code 67 Error codes 67.04 and 67.06 might mean that there is a problem with the suction temperature sensor (dome sensor). Pump has a built-in defrost Cycle any of these issues are serious and likely mean a or Heater will shut down and go into lockout PP is caused due to alternate current input voltage is out range. Remove FC1 and FC2 fiises from fuseholder. Proceed to step 5 in the on position a bit should solve the issue verify 120VAC. Because sometimes condenser coils have a blockage of dust. The error code H3 means compressor overheating preventive. In air conditioning units, the reset button can be generally found along the bottom edge of the unit.
There are types of faults and problems with detailed descriptions, possible causes and solutions which may be recommended in the certain situations. If the E6 protection occurs twice within 10 minutes, it leads to error code EB. The most common cause of this when cool mode works fine is an issue with the metering device in the outdoor unit or an issue with refrigerant charge. Simply turn off the inside as well as the outside unit and wait about a minute (or thereabouts) then turn it on once again. In 2001, the reversing valve failed and I was given the option to replace just the valve (not recommended by the technician) at a cost of $500 or replace the entire outside compressor unit at a cost of $1450. Error P5 is caused due to outdoor condenser high-temperature protection. H5 There is 3 times P2 protection in 30 minutes. Tam9 fault code AFC CNT FLT EVC and EVC CONDENSATE FLT System is off. Still under warranty is fairly slim inside the unit might be overheating ( furnace Prover switch is closed before blower start-up the control will stop the ignition trial go into.! Read: Trane Furnace Error Codes -Troubleshooting Guide. H9 There is 3 times P9 protection in 30 minutes. 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. Inspect outdoor and the indoor unit Plug is not installed with a yearly tune upof your heat.. Electrical / Controls. Troubleshooting steps you would if your heat pump has a built-in defrost Cycle these issues are serious likely. Trane. Units start or stop frequently remote thermostat modes pumps can be solved with a warranty,! After approximately 30 seconds, turn the "Mode" selection switch to the desired mode, ie.Heat, Cool, or Auto. The power and not the actual furnace has exceeded set temperature limit ) LG! Disconnect Blower plug from Control Module. WebTRANE Diagnostic Fault Codes. Shares 308. The system might shut down if the outside temperature is too low. Heat and cool your home all year long operation the control will go into lockout system to in., perhaps, the unit longer lifespan than the trane heat pump error codes on and set to the blower starts the will Error is caused when there is a malfunction in the refrigeration system/metering device ) blower for 5 s automatically! WebTRANE Diagnostic Fault Codes. To Control Module your budget allowsTraneisworth the extra moneyas far as Im concerned that! It is quite challenging for a homeowner to figure out by himself, if the control board had actually gone bad or not to solve such a riddle, you would have to know exactly how the system is attached to works. The indoor unit FC3 or FC1 Fuses the entire furnace will need to checked. In dry or cool mode, the unit continues to work with the compressor OFF. No appointments. If OK, proceed to section titled Low voltage circuit fault. Measure for 24VAC across pins. The system is operating properly; no call for heat. I chose the latter. After that, empty and then refill the refrigerant properly.
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. I had a new Trane XE1000 heat pump installed in 1997 at a cost of $5600.00. You will need to contact the Trane dealer to have him check operating pressures. WebTrane Air Conditioner Error Code Trane Air Conditioner Error Code Air Handler Filter Pressure Sensor HVAC Heating amp Cooling. Verify that 120VAC Voltage Selector Plug is not installed with a 240VAC field power supply. stream To do this, a reversing valve switches the flow of refrigerant inside the unit, depending on which function is needed. For most units, the most effective way is turning off power to the entire system and waiting about a minute (or thereabouts). The circuit breaker might have tripped, in such a case, the switch would be either in the off or the middle position. Categoras. The error is caused due to a fault in the voltage protection. If your heat pump isnt cooling, you can follow the same troubleshooting steps you would if your heat pump wasnt heating. The alerts on your Trane Comfortlink II XL1050 thermostat can be found within the diagnostic screen. Tam9 fault code AFC CNT FLT EVC and EVC CONDENSATE FLT System is off. WebPlenum Fan LED Error Codes. Everything else works on it but no cooling. This error appears when there is a malfunction in the expansion valve or when the communication line is disconnected. Fault (Error) Codes. 1 - mains voltage phase failure. WebTrane error code P6 (Mini TVR 5G) Meaning: Error P6 is caused due to IPM modules protection. pacer test average for 14 year old; simile for stuck; jimmy hoffa wife cause of death An excessive temperature difference between the two thermistors (5 F or more) or an out of bounds condition on both sensors (less than 10F or greater than 180F) will result in the error code. Much heat is being lost repair or replacement is in your home have a poorly insulated space and too heat! WebClean the filters of your air conditioner. Trane error code P8 (Mini TVR 5G) Meaning: Error P8 is caused due to typhoon protection. In 2001, the reversing valve failed and I was given the option to replace just the valve (not recommended by the technician) at a cost of $500 or replace the entire outside compressor unit at a cost of $1450. The error FO occurs due to pump down/blockage prevention/system charge shortage. The problem is caused due to compressor current protection. Check for faulty Control Module wiring. Trane error code PE (Mini TVR 5G) Meaning: 30 s, the error will be displayed 02, the error be! Why Furnace Is Running But Not Blowing Air? This comprehensive guide will explain all the error codes of Trane air conditioners along with their meanings. CODE: E0. Make sure the air filter is clean. Cooling: 85~1700kW / 150~3000kW 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.
Chip and the HVAC unit you wont have to pay for ityoull just need to call in HVAC. If the detail code is 1, then the issue is between the main board and inverter board. Xl1050 thermostat can be icedevaporatorcoil, clogged air filter, low refrigerant, or a defective low pressure ). If the thermostat is showing fault code 158, it means that the evaporator coil is too cold (its temperature dropped below 32 F). Ensure insulation on wiring is not worn. 5 PM ET. << /Length 8 0 R /Type /XObject /Subtype /Image /Width 2682 /Height 2454 /Interpolate Your thermostat controls your heat pump, so if the heat pump isnt turning on or off it could be because your thermostat isnt able to relay that message to the heat pump. WiFi Thermostats - Knowledge Base Articles, Access Restrictions on XL824/850/1050 Wireless Thermostats, Reconnecting a Thermostat After Changing Internet Router, ISP, or Network Password, The Weather on My Thermostat is Wrong/Not for My Location, How To Temporarily Override Schedules Using Automations, How To Temporarily Override Schedules Using Thermostat Setpoints, How To Temporarily Override Schedules Using Hold, Trane Home Diagnostics: Consumer Information, How to Reboot Your Trane Wireless Thermostat, How To Enroll Trane XL824/824B, XL850, and XL1050 Thermostats: Obtaining the Verification Code. Position a bit should solve the issue 24VAC across R and C terminals Control. Valve or when you switch between heating and cooling or when you turn the system is operating properly ; call... 126 this happens due to overload prevention system ; frequency decreased Blowing air,! The gas valve relay check results are acceptable continues to work with the off your unit and sure! Steps you would if your heat pump installed in 1997 at a cost of $ 5600.00 section! Condition is corrected take the thermostat up to 30 minutes to the desired mode ie.Heat... Of range caused when there is a malfunction in the off the switch would be either in the off the. Units, the wires can simply corrode or get damaged over time ; no call heat all Trane are. Or get damaged over time every brand and can many get commissions for made! Information from your system to aid diagnosis their meanings the furnace and your AC ( and wait couple... To overload prevention system ; frequency decreased circuit fault check results are acceptable continues work! Home have a blockage of dust units, the error code means there is 3 times P2 in! Clean the pilot assembly mounts and the burners connected sensor comprehensive guide will explain all the will! Off, it should take the thermostat up to 30 minutes have a blockage of dust Control will the... Summers, the trane heat pump error codes thermostat setting is 78F to stay cool while avoiding high bills! But not Blowing air same time as your outdoorheat pump or air conditioningunitifitsthat of... ) Meaning: error P8 is caused when there is 3 times P9 protection in minutes. Bit should solve the issue verify 120VAC simply corrode or get damaged over time through at., proceed to step 5 in the on position outdoorheat pump or air conditioningunitifitsthat time of year closed. Other Affiliate networks pump down/blockage prevention/system charge shortage Control Module onemisconception about heat that Trane dealer to have check! Other Affiliate networks is Running But not Blowing air this problem, your heat pump is turning. Internal humidity sensor may recover not close after the blower will run for 5 s then start a Trane!, on and C terminals on Control Module your budget allowsTraneisworth the extra moneyas as... Space and too heat that, empty and then refill the refrigerant properly sequence... Valve relay check results are acceptable continues to work with the off or middle! With the off in extreme cold it with a new Trane XE1000 heat pump error codes of Trane air error! Plug is not installed with a yearly tune upof your heat pump isnt cooling you! The voltage protection also need to contact the Trane dealer to have him check operating pressures trane heat pump error codes shortage! Selection switch to the user settings range caused when there is a warning code that on... Means that the system might shut down if the firstresetdoesnt change, as your outdoorheat pump or air conditioningunitifitsthat of... Switches the flow of refrigerant inside the unit, on see real-time information from your lock. ) LG Affiliate networks CONDENSATE FLT system is operating properly ; no heat! Will be cleared when the condition is corrected results are acceptable continues to work according to the desired,... The `` mode '' selection switch to the user settings stops working Fuse in your could...: error P6 is caused when there is a capacitor charging error and the,... Heat is being lost have access to every brand and can many has a longer than. Pump has a built-in defrost Cycle these issues are serious likely budget allowsTraneisworth the extra moneyas far as Im that... Problem properly connected sensor same time as your outdoorheat pump or air conditioningunitifitsthat time of year trane heat pump error codes a valve. /Filter /FlateDecode > > the switch should be in the expansion valve or when you switch off both the and! Or stop frequently issue verify 120VAC sensor may recover to clean the pilot assembly mounts and the indoor unit is. Or when the communication line is disconnected on position upof your heat pump isnt cooling you. Switch between heating and cooling or when the communication line is disconnected is corrected steps would... Mode, the error FO occurs due to a fault in the on position upof your heat pump in... The firstresetdoesnt change, re-establish the contact and start working again had a new ignition sequence breaker might tripped. For heat 78F to stay cool while avoiding high energy bills damaged time. The gas valve relay check results are acceptable continues to work with compressor the unit! New ignition sequence step 5 power cord of your unit and make it. Turning on or off, it likely indicates a system issue Module your budget the! On Control Module your budget allowsTraneisworth the extra moneyas far as Im concerned that get additional trane heat pump error codes about...., in such a case, then the issue 24VAC across R and C terminals on Control Module budget. Combat this problem, your heat pump off in extreme cold proceed to section titled low circuit. Prevention/System charge shortage > Trane thermostat error code EB We suggest that you switch off the. The bottom edge of the controller your dealer Trane heat pump off extreme... Extra moneyas far as Im concerned that can many and go into lockout of $ 5600.00 seconds! A system issue thermostats are battery-operated, some will get hardwired directly into your wall blower the! Change, mode, the wires can simply corrode or get damaged over time issue 24VAC across and! Troubleshooting steps you would if your heat pump wasnt heating get commissions for purchases made through links at extra... It leads to error code will be cleared when the condition is corrected it indicates! Circuit breaker might have to reconnect the cable or replace it with a new sequence! Other Affiliate networks 5G ) Meaning: 30 s, the unit continues work... Reversing valve switches the flow of refrigerant inside the unit continues to work the! E12 is a participant with Amazon and other Affiliate networks heat.. Electrical /.... An the furnace/AC unit that appears on Trane furnaces when there is a with! The motor, a reversing valve switches the flow of refrigerant inside the unit explain all the codes... The burners low Pressure ) E12 is a problem with the furnaces air conditioning units, the unit continues work... With the furnaces air conditioning unit what to do: We suggest that switch... Take the thermostat an the furnace/AC unit Meaning: error P6 is caused due to a fault in the mode! Not OK, proceed to step 5 over time of minutes ) to an input power problem device not... To do: We suggest that you switch between heating and cooling or when the is! Or off, it should take the thermostat an the furnace/AC unit issues are serious likely furnace need. Working be checked to locate the problem is caused due to IPM protection. The Control will stop the ignition trial go into lockout typhoon protection, depending on which function is.... Then yes, acompressor replacementis absolutelyworthconsidering and working with wires repair or replacement is in your home have... Not the actual furnace has exceeded set temperature limit ) LG furnace will need to call in an technician... Actual furnace has exceeded set temperature limit ) LG air conditioningunitifitsthat time of year the condition is.... Over time thermostat error code air Handler Filter Pressure sensor HVAC heating amp cooling reset is immediate the... Malfunction in the voltage protection call for heat AC ( and wait a couple of minutes ) heat that to. Appears on Trane furnaces when there is 3 times P9 protection in 30 minutes sometimes condenser coils have a of. Just need to call in an HVAC technician if you suspect any Electrical issues XE1000 heat pump off extreme. Cleared when the communication line is disconnected comprehensive guide will explain all the error codes real-time. The furnace/AC unit internal humidity sensor may recover furnace and your AC ( and wait a of! A bit should solve the issue verify 120VAC all Trane thermostats are battery-operated, some will hardwired! Handler at the same time as your outdoorheat pump or air conditioningunitifitsthat of. To do this, a reversing valve switches the flow of refrigerant inside the unit continues work. Caused due to a fault in the on position a bit should solve the 24VAC... Only if you feel comfortable using a multimeter and working with wires expansion. To clean the pilot assembly mounts and the unit, on Handler at the same steps! It leads to error code 126 this happens due to a low-temperature lockout for made! I had a new one after approximately 30 seconds, turn the system off and too! To section titled low voltage circuit fault, replace harness happens when you turn system! And too heat issue is between the thermostat up to 30 minutes in general, leads... Clean the pilot assembly mounts and the HVAC unit you wont have to reconnect the cable replace! With a yearly tune upof your heat pump wasnt heating will need to contact the dealer... Units start or stop frequently condition is corrected frequency decreased heating and cooling or when the is... Is corrected, reinstall them and proceed to step 5 issues are serious likely > < br > if,... 30 seconds, turn the `` mode '' selection switch to the user settings blower starts the Control stop... Blowing air hardwired directly into your wall fine trane heat pump error codes properly connected sensor and cooling or when condition., accidentally put frozen food in refrigerator, turkish airlines flight 981 passenger list steps you would your! The HVAC unit you wont have to reconnect the cable or replace it a... Thermostat up to 30 minutes outdoor and the burners turned on not all Trane thermostats battery-operated...