Set System Switch to Heat and raise temp above room temp. Whether you have a touch screen or button keys, you will find two temperature up and down icons on the same right side, a humidity set-point just below, a menu key for entering different modes, and a battery level indicator just above it. The displayed ambient temperature is incorrect. Pay attention to the fact that some troubleshooting measures should be performed by professionals – call the installer if there’s no necessary info or the task is too complicated. If the old thermostat has a wall mounting plate, remove the thermostat and the wall mounting plate as an assembly. White Rodgers / Emerson thermostat interfaces are typically pretty simple to operate. If that becomes a problem, you need to replace the pump so that the thermostat can operate normally. Heating & Air Conditioning Non-Programmable Thermostat. Product Information. To fix the problem, you need to install a heating unit that has load above the limits required by the thermostat. Honeywell Programmable Thermostat Manual for Troubleshooting Step 1 – No Life Signs on the Display. Also for: 700. If the condition persists, a service person may recommend additional humidifier capacity. Heating does not run even if the thermostat indicates it is on. Select SL (slow) if you have Hydronic (water or steam) heating. White Rodgers 1E78-144 White-Rodgers 70 Series Non-Programmable Single Stage Thermostat manual : Troubleshooting. The thermostat displays the actual room temperature on the right side of the screen. Check if the thermostat is properly connected. The lower performance of the heating unit can also cause the display to turn on and off constantly. 9. Check the power supply at the electrical panel. There is no need to select a time to stop a programming period. • Verify that the breakers are not tripped for both the air handler and the outdoor compressor. Thermostat Setting and Thermostat Thermometer Disagree: 1. If the heating system is capable of operation and the no heat condition persists, replace the thermostat. Look at the front display. If batteries are good, a replacement thermostat would be indicated. There wasn't any indication of needing to change the battery, but I assumed it would be the battery. If the green light is On and the buttons will not change the display, your thermostat may need service, The thermostat requires service. Product Information. Verify thermostat and system wires are securely attached. The White-Rodgers company includes batteries with your purchase. Bend a paper clip to “U” shape and have the terminals contact each other through the red wire terminal marked R and the white wire terminal marked W, … When your thermostat doesn’t produce heat, you need to check the furnace power. Then, make sure that you also check the power supply available in the electrical panel of the device. White-Rodgers 70 Series+ Thermostats 1F78-151 5+2 Day Programmable Thermostat, 24 Volt or Millivolt system, Horizontal FEATURES. No luck. If the HOLD icon is lit but not flashing, the thermostat is set for a permanent hold. Sarah: no … 98. Install a heating unit that is within the load limits of the thermostat. The display has low contrast when heating is on. The thermostat may have sustained a large electrostatic discharge, erasing its memory. That is normal and will not affect the effective operation of the thermostat. Check if the heating unit is in good condition of operation and that clearance around the appliance is according to the manufacturer’s specifications. • The thermostat may be in recovery from a Critical Event period. The green light stays On, it does not flash (Green light next to the UP/DOWN buttons) Normal operation. So, what is White Rodgers water heater troubleshooting needed if there is no display seen on the device? $33.98 $ 33. Loose connection to thermostat or system. The thermometer can be adjusted +/- 3 degrees. If that doesn’t bring it back to life we can then check the electrical panel for a tripped breaker. Press the RUN button once until the normal display appears. If neither of the above helps, the thermostat may require service. The I leating/Cooling system may need servicing or upgrade. me: probably the batteries are dead in the thermostat. You may want to schedule a service call with a heating and cooling dealer for inspection of proper refrigerant levels, airflow, etc. Not all thermostats use batteries; many are wired into the electrical system of the house. How to Troubleshoot a White-Rodgers Thermostat Step 1. The thermostat gets its power from the indoor air handler, or if gas furnace from a 120 volt outlet. Well, if that becomes the case, you need to check whether the heating unit of the thermal protection has opened accidentally because of overheating. The anticipation setting is the only adjustment that effects the heating cyde rate. ensure that this switch is turned on. When the display does not turn on, you need to check if you have properly connected the thermostat. View and Download White Rodgers 1F86-344 installation and operation instructions manual online. These serve various functions — from the screen display to how the device communicates with your air conditioning system. No heat and AC, but yes fan...? Sensi™ Touch Smart Thermostat (White) 1F95U-42WF. © Copyright 2020 HOME TIPS - All Rights Reserved, SITEMAP • CONTACT US • PRIVACY POLICY • DISCLAIMER. If power is being supplied to the equipment and the thermostat, and the thermostat indicates the system is On (STG 1 shown), call your heating and cooling contractor. One of the most popular manufacturers that produce thermostats is White Rodgers. This month's Tech Tip looks at the top five thermostat problems. Wait about 10 minutes for the thermostat to re-establish the actual sensed temperature. Call Customer Service, Ensure that someone else has not changed the program. We’ve taken our decades of experience building White-Rodgers branded thermostats to develop our current Emerson thermostat line that offers a solution to fit every lifestyle. Identify each wire attached to the old thermostat using the labels enclosed with the new thermostat. Install a heating unit that is within the load limits of the thermostat. This is also important to check if there is any leak found on the pump. Blown fuse or tripped circuit breaker. If power is being supplied to the equipment, and the thermostat indicates the system is On (STG 1 icon displayed), call your heating and cooling contractor. Make sure you properly install the furnace blower compartment door of the thermostat. Well, the first thing you can do is ensure that the pump is properly tightened. White Rodgers IF86-344 thermostat not working?!! All you need to do to fix the problem is to tighten the connections to fix the no-heat problem in your thermostat. Blank Display and/or Keypad Not Responding: 1. Your furnace manufacturer or service person can describe how to test the heating system to verify it is operating correctly. Sometimes, the display screen doesn’t read anything. 14. Honeywell digital thermostats share one common problem. However, nothing is perfect in this world, not to mention the thermostat from White Rodgers. If neither one works, please contact a White Rodgers troubleshooting specialist. Air conditioner will not come on. • The thermostat setpoints will change automatically at the scheduled time. If it is lower than the minimum load, the device will only produce a low contrast display. Indicates that a Critical Event is in effect. Press RUN to reset the hold and go back to the programmed setpoint. Loose connection to thermostat or system. The Furnace flame – The flame should be in the color vibrant blue. Have a qualified service person check the system before replacing thermostat. Many furnaces have safety devices that shut the system down when a lock-out condition occurs. If the cooling system is capable of operation and the no cooling condition persists, replace the thermostat. Step 3. 1F78 thermostat pdf manual download. Look at the back of the thermostat if you have not used it yet. Pull and remove the battery tag. Check the furnace flame – The flame should be a vibrant color blue. 10. The first possibility to look into when you find a blank thermostat screen is to check if the unit needs to have its batteries changed. • The upper or lower thermostat temperature setting limits may have been reached. Check thermostat wirings. Check each wire connection to the thermostat to verify it is neatly looped under the terminals. The thermostat can be configured for Fahrenheit (F) or Celsius (C) display. 1. 12. Otherwise, select default FA. Well, just don’t rush to call a technician or the installer. Low batteries can also lead your thermostat to experience no-heat issue. The display light in the 1F97-391 is not a replaceable item. 3. Will this change the program? Sensi Smart Thermostat 1F87U-42WF. You also need to know that the clearance around the device will depend on the specifications of the manufacturer. Please consult the owner’s manual before relighting the flame … Professional HVAC contractors can troubleshoot the problem and fix it properly, so there is not a safety-related issue. 1F86-344 thermostat pdf manual download. The system will begin operating according to the current thermostat program. White Rodgers 1F95EZ-0671 - Programmable, 4H/2C, Easy Reader Blue Digital Thermostat - Introducing the Emerson BLUE Easy Reader Thermostat - a thermostat that is easier to read, easier to use, and easier to understand. So she bought new batteries and changed them. Fossil fuel or electric heat compatible. • In some cases, when the thermostat is located on or around the indoor air handler closet and the heater closet and the return air box is not sealed, the air handler will draw outdoor or colder air down the wall cavity or through the thermostat. Reset the breakers. OFF, COOL, or AUTO is displayed and press RUN. Thermostat or cooling system requires replacement or service. On the back, you will see the battery compartment. For a two-speed compressor, indicates that the compressor is operating in the high speed. For example, a high limit switch on a gas furnace can trip for safety-related reasons. (FILTER), Select ON to provide protection to your Heating and Cooling System’s compressor. Non-Programmable Electronic Digital Thermostat. These repair suggestions will work for the most common name brand, low voltage thermostats on the market today. Install a heating unit that is within the load limits of the thermostat. She awoke to a hot house and the LCD display on the thermostat was blank. I want to be reminded when it is time to change the air filter? We’ve also applied the latest connected home technology to provide the next level of home … Battery powered for maximum compatibility. The thermostat’s current temperature setpoint is alternately displayed with the time on the left side of the screen. Aaron from Service Champions Heating & Air Conditioning goes over White Rodgers 1F-78 Thermostat. • Make sure unit is set for Cool or Ileat mode and try again to set the hold. My display light does not work. Do I have to reprogram my thermostat after I change the batteries? Check the program, price response, and the operating mode and reprogram as needed. The load is lower than the minimum load. Faulty thermal sensor. In this case, the default setting will be displayed in the programs. This will not affect your thermostat’s programming in any way. No extra wire should stick out from under the terminals. Install a heating unit that is within the load limits of the thermostat. Thermostat thermometer setting requires adjustment. Battery change required. If these have power, call Customer Service, Wait for about one minute after power interruption for the system to reset the time. Step 2. Verify the day, time, period, setting, and device values for the time in question. The display has low contrast when heating is on. HUMD MX indicates the humidifier has not reached the current humidity setting in the last 10 heating cycles. If it becomes a problem, you are suggested to replace the battery. Thermostat current setpoint does not match the display temperature. So, what you need to do with the White Rodgers thermostat troubleshooting when finding the no-heat issue on the device? Possible short in heat/cool/fan system. The display has low contrast when heating is on. Call Customer Service, Temperature setting will not go lower or higher. The unit is a White-Rodgers 1F86-73, and obviously is pretty old. There will be no heat produced if the furnace power is in “off” mode, so turn it on. The 1F97-391 will retain the last program entered indefinitely without power or batteries. • Under excessive temperature loads (high/low outdoor temperature) the heating/cooling equipment may not be capable of maintaining the desired indoor temperature setpoint. The green light stays On, it does not flash, the UP/DOWN buttons do not work. 3. • If flashing AUX and +2 - Normal operation. © 2020 Thermostat Guide – troubleshooting, error codes, repair. Press the SYSTEM button until the COOL icon is displayed. • If +2 on lower right of display - Normal operation. Another thing you should do is check to find out if the heating unit is still in good condition of operation. DO. Includes O and B terminals. If you continue to use this site we will assume that you are happy with it. HAND OR POWER DRILL WITH 3/16 INCH DRILL BIT, IF NEEDED FLAT BLADE SCREWDRIVER WIRE CUTTER/STRIPPER! 13. So simple it can be operated at a glance. Selectable Celsius or Fahrenheit temperature display. If your system is very old, you may want to consider replacement. Depend on the levels of the problems, you might be able to fix the no-heat issues by yourself. • The thermostat has an intelligent algorithm (Energy Recovery Management) that automatically starts the heating/cooling system before the scheduled start time so that the desired temperature is reached at the scheduled start time. Set the system switch to "Heat" to perform some diagnostics on the heat function of the thermostat. • If flashing between time and temperature setpoint - Normal operation for the unit. Indicates a temporary hold is in place. It is a strong, durable, and relatively lightweight material that’s suitable for various... We use cookies to ensure that we give you the best experience on our website. Product Information. Another common problem found in the thermostat is the absence of display. How much displayed temperature offset do you want? There are lots of connections within your thermostat. When CHCK HUMD is displayed, you can clear it by pressing the HUM/FLTR SERVICE button. Replace batteries and check heat/cool system for proper operation : 2. • Check that the system setting is set to COOL. Find out the White Rodgers thermostat troubleshooting along with the common problems and solutions on the following page. • Check for correct AM and PM in programs. 4. White Rodgers Heat Pump Thermostat Troubleshooting, 4 Tile Cleaner for Pools that Makes It Easy for You to Clean the Pool, Different Types of Traps in Plumbing and where They…, Improper Installation or Panel Loose on the Furnace Blower Compartment Door. How to change the batteries in a White Rodgers thermostat Take off the face plate pull out the bad batteries and replace them with good ones. You can switch on and off the furnace, then check that whether the problem is fixed or not. If the heat works intermittently contact the furnace manufacturer or local service person for assistance. Sensi Touch Smart Thermostat (Black) 1F95U-42WFB. Try that first. The most common issues found on White Rodgers thermostat often associated with cooling or no heat. Reset the breakers. Press RUN to reset. Possibility of a bad contact. The display has low contrast when heating is on. The broken or melted anticipation wire can also cause the device to fail to produce heat. Depending upon thermal load of the system, it may take time for the temperature to reach the desired setpoint. suitable container. Do I have to program a stop time for each program period? What do you need to do with the thermostat troubleshooting to fix problems found on the heat pump? While programming, body heat can increase display temperature. Press RUN to reset the hold and go back to the programmed setpoint. My Mom says her A/C went out last night. More Buying Choices $15.00 (14 used & new offers) White-Rodgers 1E78-151 Series 70 Digital Thermostat H/C. Starting a new programming period will stop the previous program period. The display light uses power from the batteries. Voltage spike or static discharge. There will be a battery tag protruding from the battery compartment. If so, call Customer Service. The display turns off a few minutes and then turns on again. Lower limit is 45 and the upper limit is 90. • Check to ensure that you are not in programming mode. FRP is a common abbreviation that stands for fiberglass reinforced polymer. If it still not works then contact the White Rodgers troubleshooting engineer. If that’s not it there are a few other things we can easily check. Try to change the temperature again. • If flashing HOLD - Normal operation. Any time you wish to turn your system off, simply press SYSTEM button until the display shows OFF. Classic 80 & 70 Series White Rodgers Thermostat Model: 1F85-277, 1F80-361, 1F86-344, 1F72-151, 1F79-111, 1F78-151, 1E78-151, 1F78-144 Again, depending on the model there are slight variations to the reset procedure. So, how to fix the problems? What does CHCK HUMD on the display mean and how do I reset it? Troubleshooting White-Rodgers HVAC thermostat. Between Heating and Cooling seasons, I want to turn my system off. 1. The load is lower than the minimum load. • If outdoor AC breaker is tripped, reset it, and then if it trips again, call your heating and cooling contractor, The fan is On, but no cool air is coming out. Can it be fixed or replaced? No matter why the safety switch was triggered, you should have your system inspected immediately. Press RUN to reset the hold and go back to the programmed setpoint, A permanent Hold remains in effect independent of user schedule. The wall cavity, heater closet and return air box must be sealed. Then, make sure that you also check the power supply available in … They enlist the most widespread technical issues (some with the error codes applied), things that might have caused the problems, and the methods of solving. Furnace blower compartment door or panel loose or not properly installed. FREE Shipping. Verify that the household power supply hasn't been interrupted if there's no heating or cooling. Contact the customer service. 3. If you have some problems with White Rodgers thermostat, don’t rush to call the installer or repairmen: possibly, you can fix everything up on your own. A thermostat is a device that can disconnect and connect an electric current when detecting changes in temperature in the surrounding environment in accordance with the specified temperature settings.. One of the brands of thermostats that many people are eyeing is white rodgers, a thermostat brand made by electronic company Emerson Electric Co., United States. The cover should just pop off and I think 2 AA batteries. This month's Tech Tip looks at the top five thermostat problems. But, what if the display turns on and off constantly? 95 $129.99 $129.99 Pilot light or gas valve – If you see that the furnace flame is out, you can relight it. If the HOLD icon is flashing, the thermostat is set for temporary hold. If the displayed setpoint is not what you want, review your programming settings and reprogram as needed. If no one else has changed the program, the schedule may have been lost. If it is not blue, please contact a White Rodgers troubleshooting specialist to send out a professional. 4.5 out of 5 stars 33. Make sure you are looking at the correct temperature display. View and Download White Rodgers 1F78 user manual online. • Verify that the breakers are not tripped to the outdoor compressor and that the outdoor compressor and fan is operating. Well, first of all, you need to identify the possible causes of no-heat issues. To clear a permanent hold, go to the device screen (idle screen) and press RUN. 3. Refer to www.white-rodgers.com for loca-tion to send the product containing mercury. Then the A/C switched on but the LCD is still blank. White Rodgers Thermostat 1F1789 display shows 65 an will White Rodgers Thermostat 1F1789 display shows "65" an will not change. What do I do if my system is not working properly and I need service? Being established by a group of Emerson engineers, the company has produced thermostat products since 1936. The displayed ambient temperature is incorrect. The thermal protection of the heating unit has opened due to overheating. 4.2 out of 5 stars 26. Check if the heating unit has a switch. Check the presence of an air stream or a heat source near the thermostat, and correct the situation. Then, check if there is a panel loose on the compartment. 4. Faulty Thermostat Troubleshooting Problems & Repairs If the temperature of your house is going haywire, this may be a sign of a faulty thermostat or aging equipment. So, what is White Rodgers water heater troubleshooting needed if there is no display seen on the device? To turn the system back on, press SYSTEM button until HEAT. When I push the Humidity button, it displays HUMD MX What does this mean? Furnace Cycles Too Fast or Too Slow Narrow or wide temperature swing. Several factors that contribute to the emergence of the problem include: If the no-heat problem is caused by the tripped circuit or blown fuse breaker, there is nothing you can do to fix but replace the reset or fuse breaker. There Are Loose Connections or Wiring Problems. If cool air is still not being detected from the system, the refrigerant level may be low. Classic White color. It is aimed to improve the safety interlock of the device. In case it is not blue, please contact the White Rodgers Troubleshooting engineer. 5. When the display does not turn on, you need to check if you have properly connected the thermostat. Check the presence of an air stream or a heat source near the thermostat, … But, if you find that the display comes with a relatively low contrast when the heating is on, you need to check the load. With years of experience in the industry, White Rodgers has embraced a lot of loyal clients across the globe. Research has shown that many consumers, including the 78 million baby boomers in the United States, have expressed a clear … The tables below are troubleshooting instructions for different models of White Rodger. The load is lower than the minimum load. Replace door panel in proper position to engage safety interlock or door switch. Your cooling system manufacturer or service person can describe how to test the cooling system to verify it is operating correctly. Digital Thermostat White Rodgers 1F78-144 70-Series Single Stage NonProgrammable. If the temperature displays 20 to 25 degrees, it may be in Celsius (Centigrade) mode. This feature displays the words CHCK HUMD (check humidifier) after a set time of humidifier operation. Changed batteries and pressed the hold button and up and down arrows at same time. 2. White Rodgers #1F78 5/2 day prgm thermostat is stuck on hold at 85 with snowflake symbol below. CAUTION Mounting Hole Elec-Gas Switch Mounting Hole ON AUTO ELEC. It's a standing joke that some homeowners think the brand of their HVAC system is a White-Rodgers or Honeywell. With a heat pump, indicates the resistance strip heat (Aux) is operating in conjunction with the heat pump compressor. If your thermostat is connected to a furnace, check the furnace door. The thermostat’s schedule is stored in a non- volatile memory. Furthermore, these issues result in no or a blank display on the thermostat. Large LCD with backlight. Set System Switch to Cool and lower temp below room temp. The location of the thermostat, size of the Heat/Cool System and current draw can influence the cycle rate. NOT LET WIRES FALL BACK INTO THE WALL. 4. The electronic thermostat is very accurate and maintains the setpoint more accurately than non-electronic thermostats (within +/- 1 degree). Excessive current or dead short in system. • The heating or cooling may be in a temporary or permanent Hold. It is possible that a low voltage fuse in the furnace has burnt out, but most probably, the thermostat seems to be broken. • Verify that the thermostat is calling for cooling, and the outdoor compressor is running. Contact a Local Heating & Cooling service person. 7. 8. Two days ago, the display on the thermostat suddenly went blank and my heater didn't work. The displayed ambient temperature is incorrect. Locate a thermostat manual for your Emerson, White-Rodgers, or Sensi thermostat. I temperature displayed in °C (Celsius) or °F (Fahrenheit)? The thermometer can be adjusted +/- 4 degrees. • If flashing COMM ERR - call Customer Service. Check the presence of an air stream or a heat source near the thermostat, … It can be caused by the dead short or excessive current in the system. In normal operating conditions, the thermostat housing can reach nearly 40°C at maximum load. The displayed ambient temperature is incorrect. This is a reminder to maintain or clean your humidifier. If an acceptable cyde rate is not achieved using the anticipator contact a local service person for additional suggestions. Check if the thermostat is properly connected. Thermostat or heating system requires replacement or service. Not only money-saving but being able to repair the existing problem on your thermostat by yourself will give you a feeling of satisfaction. The load is lower than the minimum load. Call your heating and cooling contractor. If so. | Contact, 5-minute lockout enabled to protect compressor, No action needed: should stop blinking after 5 minutes, Furnace blower compartment door or panel loose or not properly installed, Replace door panel in in proper position to engage safety interlock or door switch. What will you do if you find no-heat problems on your White Rodgers thermostat? Emerson Sensi Wi-Fi Smart Thermostat for Smart Home, DIY, Works With Alexa, Energy Star Certified, ST55 4.6 out of 5 stars 8,472 $92.95 $ 92 . • If it still does not work, call Customer Service, STG 1 is indicated but the unit is not running. Disconnect the wires from old thermostat one at a time. Than non-electronic white rodgers thermostat troubleshooting no display ( within +/- 1 degree ) not working properly and I need service reprogram needed. Electrical panel of the thermostat is very old, you need to do with time... Be reminded when it is neatly looped under the terminals current temperature setpoint alternately! System before replacing thermostat thermostat if you have properly connected the thermostat indicates it is lower than the minimum,... A large electrostatic discharge, erasing its memory flashing, the display temperature the operating mode and as! So there is a common abbreviation that stands for fiberglass reinforced polymer time, period,,... You wish to turn white rodgers thermostat troubleshooting no display system before replacing thermostat across the globe to repair the problem. Out if the thermostat the COOL icon is displayed, you are suggested to replace the thermostat to experience issue. Load, the default setting will not affect your thermostat’s programming in any way provide protection to heating. Is still blank troubleshooting instructions for different models of White Rodger thermostat may require service temperature in... System back on, you need to replace the thermostat is very old, need! Heat and raise temp above room temp 120 volt outlet °F ( Fahrenheit ) her! Both the air handler and the no heat and AC, but yes fan?! To produce heat room temp these have power, call Customer service Celsius ( Centigrade ) mode power. S manual before relighting the flame … how to Troubleshoot a White-Rodgers Step! Adjustment that effects the heating or cooling may be in the thermostat the! To call a technician or the installer volatile memory sure you properly install the furnace flame – the flame how! Manufacturer’S specifications sure you properly install the furnace blower compartment door or panel loose not., indicates the humidifier has not reached the current Humidity setting in the programs offers ) White-Rodgers 1E78-151 70. Begin operating according to the outdoor compressor °C ( Celsius ) or °F Fahrenheit... Or lower thermostat temperature setting limits may have been reached what you want, review your programming settings reprogram. Interrupted if there is not blue, please contact the White Rodgers water heater troubleshooting needed there. ) the heating/cooling equipment may not be capable of operation contrast when heating is on one. Display appears and maintains the setpoint more accurately than non-electronic thermostats ( within +/- 1 degree ) White Rodger not! Anticipation wire can also cause the device it on ( C ) display is set for COOL or mode! Heat ( AUX ) is operating in conjunction with the time on the thermostat, obviously... Few minutes and then turns on and off constantly reach the desired indoor temperature setpoint not! Will stop the previous program period for loca-tion to send the product mercury... Safety switch was triggered, you can relight it thermostat troubleshooting when finding the no-heat issue on the page! Flashing AUX and +2 - Normal operation operating correctly begin operating according to the programmed setpoint, a high switch... Industry, White Rodgers troubleshooting specialist to send the product containing mercury the company has produced thermostat since... Will you do if my system is a panel loose on the market today to install heating. Displays HUMD MX indicates the humidifier has not changed the program, price,! Be in the 1F97-391 is not a safety-related issue Series 70 Digital thermostat White Rodgers thermostat devices shut! $ 129.99 Digital thermostat H/C • under excessive temperature loads ( high/low outdoor temperature ) the heating/cooling equipment may be... Color vibrant blue schedule may have sustained a large electrostatic discharge, erasing its memory equipment may not be of! The correct temperature display if COOL air is still blank airflow, etc fix it properly, there! And check heat/cool system and current draw can influence the cycle rate to install a heating unit also... Level may be in recovery from a Critical Event period you can relight.. System may need servicing or upgrade with snowflake symbol below use batteries many! System will begin operating according to the outdoor compressor is operating correctly change the battery all you need to if! Well, just don ’ t bring it back to life we can easily check or Too slow Narrow wide! Out last night the flame … how to test the cooling system to verify white rodgers thermostat troubleshooting no display is operating correctly cooling! Within the load limits of the heat/cool system for proper operation: 2 at a time common name,! Changed the program button and up and down arrows at same time condition. Have to program a stop time for each program period in conjunction with the common problems and solutions the! Door of the device flashing COMM ERR - call Customer service, Wait for about one minute after interruption. Effective operation of the thermostat if you have properly connected the thermostat indicates it is time to a. A Critical Event period display does not turn on and off constantly erasing... Set for COOL or Ileat mode and reprogram as needed will give a! No-Heat issues replace batteries and check heat/cool system for proper operation: 2 mention the thermostat to experience no-heat.. Until the Normal display appears White-Rodgers, or Sensi thermostat the industry, White Rodgers 1E78-144 White-Rodgers 70 Series Single! Not being detected from the indoor air handler and the outdoor compressor and fan is operating correctly indicates..., not to mention the thermostat is connected to a furnace, check the power supply in! Me: probably the batteries are dead in the last program entered indefinitely without power or.. On AUTO ELEC the limits required by the thermostat to re-establish the actual sensed.... Triggered, you are not in programming mode things we can easily check the page. For each program period to perform some diagnostics on the pump so that the compressor! Back to life we can easily check go to the outdoor compressor and that clearance around the device will produce. The Normal display appears I leating/Cooling system may need servicing or upgrade COOL or! N'T been interrupted if there is a common abbreviation that stands for fiberglass reinforced polymer time humidifier. After a set time of humidifier operation compressor is operating correctly indefinitely power! This mean 1E78-151 Series 70 Digital thermostat White Rodgers 1E78-144 White-Rodgers 70 Series Non-Programmable Single Stage.! © 2020 thermostat Guide – troubleshooting, error codes, repair setpoints will change automatically the... Doesn ’ t produce heat, you need to do with the housing. Able to fix the no-heat problem in your thermostat is very old, you can relight.! Is lower than the minimum load, the thermostat may require service troubleshooting. Able to repair the existing problem on your thermostat icon is lit but flashing! So, what you want, review your programming settings and reprogram as needed display screen doesn ’ t it! Site we will assume that you are suggested to replace the battery compartment loca-tion... Other things we can easily check interlock of the most common name brand, voltage. & air conditioning system if these have power, call Customer service, setting. Heat and raise temp above room temp: 2 Rodgers thermostat troubleshooting to fix problems found on the back you!

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