Find many great new & used options and get the best deals for Aprilaire 8444 Single Stage Heating/Cooling Non-Programmable Thermostat 1H/1C at the best online prices at eBay! Check possible blown fuse or tripped breaker. P ull wires through the opening on the back of the thermostat . ... Aprilaire 8444 Conventional Heat/Cool Single Stage Thermostat. 1. Check fuse. http:weiss-johnson.comAprilaire 8463 Thermostat Instructional Video 3. Furnace power switch to OFF. Protects your equipment and ensures the longevity of your investment. 2. Thermostat turns on and off too frequently. Contact a local service person for suggestions. Specifications. Loose connection to thermostat or system. Also for: 8444, 8446, 8448, 8463, 8465, 8466. The simple addition of a Model 8466 programmable thermostat offers: If the thermostat clicks, contact the furnace manufacturer or a sen/ice person to verify the heating is operating correctly. Simply choose the symptom that best describes the problem, click through to our page of frequent causes, and you're on your way to a DIY repair. 2. Verify program. 5. Also for: 8446, 8463, 8465, 8466, 8448. 3. If the thermostat does not click on, contact your heating and cooling service person or place of purchase for a replacement. The location of the thermostat and/or the size of the Heating System may be influencing the cycle rate. tab on the bottom of the unit. Verify thermostat and system wires are securely attached. Instead, use Repair Clinic's troubleshooting guide to fix the problem with your Aprilaire Humidifier. Free shipping for many products! Many furnaces have safety devices that shut down when a lock-out condition occurs. I went out and bought brand new AA batteries (good … Replace with 2 amp fuse if fuse has opened. The Aprilaire has all the same great features of the Ecobee and Nest, like programmability, mobile apps, and smart home integration. Database contains 3 Aprilaire 8400 series Manuals (available for free online viewing or downloading in PDF): Installation instructions manual, Owner's manual . ® ... Aprilaire 8400 Series Programmable Thermostat with Air Cleaning. System test mode REFERENCES Quick reference to controls & display Non-programmable models (8444, 8446, 8448). Check "F" Fahrenheit "C" Celsius switch located at top center of the circuit board for proper position. 3. I tried holding down the mode button for a good long time, no luck. A large 4.5 square-inch LCD Screen with a high-contrast, backlit display for easy reading. It works with standard heating and cooling systems and is installed by a local HVAC professional. Simultaneous display of room temperature, temperature setting and outdoor temperature, in Fahrenheit or Celsius. 3. t, Blank Display and/or Keypad Not Responding. • Check for 24 VAC at the equipment on the secondary side of the transformer between power and common. Turn switch to ON. Hi, I took out the 2 AA batteries from the Aprilaire thermostat because it wasn't lighting up when I wanted to see what temperature I was trying to set it at. Some of the tables allow identifying possible causes of malfunctions and fixing the issues. The design of the Aprilaire Wi-Fi Thermostat App provides users information when and where it’s needed. Thermostat thermometer setting requires adjustment. Thermostat may not have been programmed in HEAT or COOL position. If 24 VAC is present, the thermostat is functional. 1. Possible short in heat/cool/fan system. • Make sure furnace door is closed securely. Read honest and unbiased product reviews from our users. If you don’t need a programmable thermostat, but desire digital accuracy and the convenience of an electronic over a mechanical thermostat, then the Aprilaire Model 8444 Thermostat is the best choice for your home. Furnace blower compartment door or panel loose or not properly installed. 1H/1C Heat Cool Dual Power Non Programmable Thermostat (8444) at Ferguson. Temperature Readout in Fahrenheit or Celsius Outdoor Temperature Reading for convenience and comparison (requires optional outdoor temperature sensor). Set System Switch to HEAT and raise setpoint above room temperature. If the dip switch is set to use the on board sensor, but a remote sensor is attached to T1&T2 then the temperature will read too high, THERMOSTAT DOES NOT DISPLAY THE OUTDOOR TEMPERATURE FROM THE SUPPORT MODULE. Voltage spike or static discharge. Check possible blown fuse or tripped breaker. Thermostat Setting and Thermostat Thermometer Disagree. The system settings will also be reset back to defaults. • Check circuit breaker and reset if necessary. Aprilaire 8448 Owner's Manual (12 pages) 8400 Series Thermostats. Thermostat mounting. Check the heating equipment to find the cause of the problem. Download Operation & user’s manual of Aprilaire 8444 Thermostat for Free or View it Online on All-Guides.com. 1. The Aprilaire 8444 Non-Programmable Thermostat is mercury-free and provides pinpoint accuracy and control From the Manufacturer. This sound usually indicates the thermostat is operating properly. Aprilaire 8244 Thermostat Troubleshooting Guide 1. 3. No bare wire should stick out from under terminal screws. R emove the back of the thermostat, by pressing the The system settings will also be reset back to defaults. Pilot light not lit. If voltage is not present, check the cooling equipment to find the cause of the problem. Provides pinpoint digital accuracy and control for ultimate comfort and outstanding energy efficiency. Aprilaire offers a number of different thermostats to be compatible with a wide range of heating and cooling systems, as well as your installed Aprilaire Healthy Air Solutions. Aprilaire 8400 series Manuals & User Guides. 3. 3. Simple setup menu for activating optional features. Heat may also be intermittent. Loose connection to thermostat or system. It works with standard heating and cooling systems and is installed by a local HVAC professional. Power & reset options. Heat may also be intermittent. If you would like to increase the cycle time, go to menu mode as mentioned in the instructions for Hydronic Heating Systems. If the heat works intermittently, contact the furnace manufacturer or local service person for assistance. There may be up to a five minute delay before the thermostat clicks in Cooling. User Manuals, Guides and Specifications for your Aprilaire 8400 series Thermostat. ... •Aprilaire Model 8444 ZONE TYPE TERMINALSREQUIRED* RECOMMENDEDTHERMOSTATS THERMOSTATREQUIREMENTS This enables you to control your heating and cooling system for total comfort and efficiency. Verify thermostat and system wires are securely attached. Programmable models (8463, 8465, 8466). If a new selection is made, press "RESET" button located directly below LCD display. AbOUT yOUR NEw THERmOSTAT THERmOSTAT fEATURES model 8444 Heat/Cool Non-Programmable model 8446 Heat Pump Non-Programmable model 8448 Heat/Cool or Heat Pump Multi-Stage ... Take a few minutes to visit us on-line at www.aprilaire.com to register your Aprilaire product. The location of the thermostat and/or the size of the Cooling System can influence the cycle rate. Service reminders for your HVAC system, humidifier, dehumidifier and air filter. | Contact. • Check for 24 VAC between the heat terminal (W) and the transformer common. Each manual describes the Aprilaire Thermostat troubleshooting process in detail, starting from WiFi set up and finishing by heat option control. I have an Aprilaire theromostat model 8446 contoling a heat pump. But the Aprilaire takes its game to the next level. 8400 Series Thermostats. Aprilaire Models 8444, 8446 and 8448 Non-Programmable Thermostats are mercury-free and provide pinpoint accuracy and control for ultimate comfort. 61000652C 8400 Tstat Install.indd 5 10/13/09 11:08:58 AM Thermostat does not display proper room temperature. • Make sure power switch at heating & cooling system is on. Check the cooling system to find the cause of the problem. There's no longer a reason to use a mechanical thermostat. 5. The cycle rate for cooling is fixed and cannot be adjusted. Our certified Aprilaire Professionals are qualified to assist with any of your Healthy Air needs. This version of Aprilaire 8444 Manual compatible with such list of devices, as: 8444, 8446, 8448, 8463, 8466 No Heat/No Cool/No Fan (common problems). Check each wire connection to verify they are not shorted or touching together. 2. Five minute compressor short cycle protection may be in effect. Furnace Lock-Out Condition. Thermostat loss of power. • Verify that the does not have an outdoor temperature sensor already attached and enabled. The Aprilaire Owner's Manuals listed below are in Adobe Acrobat PDF format. If voltage is not present, check the heating equipment to find the cause of the problem. 3. The Aprilaire Model 8444 Thermostat offers basic functions in a quality digital control. Now the thermostat readout just says "off" and pressing the mode button doesn't turn it on. The Aprilaire Model 8920W WiFi Thermostat with Indoor Air Quality Control may be a newcomer to the smart thermostat market, but it’s making a big splash. View and Download Aprilaire 8444 owner's manual online. Aprilaire 8476W Wifi Programmable Thermostat with Event-Based™ Air Cleaning, Works with Amazon Alexa and Google Assistant. Turn system power off. © 2021 Thermostat Guide – troubleshooting, error codes, repair. Time shown on display is not the current time of day. The Aprilaire 8400 Series Non-Programmable Thermostats are attractive, simple to use and offer: Large LCD Screen with high contrast - for easy reading. 1. ... 12 ElECTRONIC THERmOSTAT fIVE yEAR lImITED wARRANTy your Research Products Corporation Aprilaire® Thermostat unit is expressly warranted for five (5) years from date of installation to be free from defects in materials or workmanship. Replace door panel in proper position to engage safety interlock or door switch. It is not possible to shorten the cycle time. • If thermostat is battery powered, make sure fresh AA alkaline batteries are correctly installed, Make sure heating and cooling temperatures are set to acceptable ranges: • Heat: 45° to 90°F (7° to 32°C). Within a few seconds, the thermostat should make a soft click sound. Heating system requires service or thermostat requires replacement. 2. If 24 VAC is present, the thermostat is functional. A faster cycle rate means the unit turns on and off more frequently but runs for a shorter time so there is no increase in energy use. 8444 thermostat pdf manual download. Move fan option switch to either gas or electric, to match system. Thermostat; 8448; Aprilaire 8448 Manuals Manuals and User Guides for Aprilaire 8448. • Check for loose or broken wires between the thermostat and the cooling equipment, • Check System Setting #02 (Fan Control), to make sure the fan control is properly set to match the type of system, HEAT PUMP ISSUES COOL AIR IN HEAT MODE, OR WARM AIR IN COOL MODE, • Check System Setting #12 (Reversing Valve), to make sure it is properly configured for your system, • Check SW1 (Equipment Type), to make sure it is set to match the installed heating/cooling equipment, • Check to make sure heating and cooling wires are not shorted together, HEATING EQUIPMENT IS RUNNING IN COOL MODE, • Change the System Mode to Heat, and set the temperature level above the current room temperature, • Change the System Mode to Cool, and set the temperature level below the current room temperature. Aprilaire 8710 Wireless Programmable, Multi Stage Thermostat… Cooling system requires service or thermostat requires replacement. Cooling Cycles Too Fast or Too Slow (narrow or wide temperature swing). ... Troubleshooting. Replace with 3 amp fuse if fuse has opened. View and Download Aprilaire 8400 Series safety & installation instructions online. Just the right amount of humidity can keep colds and flu at bay and reduces aggravating asthma symptoms. 3. 2. Wiring terminal Wiring diagrams SETUP & TESTING System setup instructions . The thermostat has a memory backup that saves the thermostat’s settings in case of a power interruption. The heat terminal ( W ) and the transformer between power and common click on contact... 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