Test the furnace operation. It also offers enhanced capabilities including control for … Generally, this is a self-recoverable error. (Pilot relay contacts did not close or the relay coil did not energize; no input back to IFC chip). Secondary voltage is below 18VAC. Check filter and duct system. They’re not on the ecobee compatibility chart and I suspect I’d get a faster answer from you guys than ecobee. (Outdoor Unit) The compressor ran for less than 3 minutes to satisfy a thermostat demand. Check to ensure that bare portions of wires are not touching. Check temperature rise, air flow and input rate. Welcome home. (Furnace) The line power voltage wiring is re- versed. If persistent or if it coincides with the system operation then proceed with the following steps. This alarm/code may indicate transformer overloading. Heat section / Stage 4 failed (Same as Code 351). (Furnace) The furnace rollout limit switch is open. Check and correct the power line voltage. Typically the control will re-set itself. Check for proper configuring under: Unit Size Codes for Furnace/Air Handler on configuration guide or in installation instructions. It is one of the more expensive thermostats out there. Leaving Home - The thermostat will reduce system output and energy use with just a touch. has not communicated with thermostat for more than 3 minutes. Also, my thermostat … The system will go into Watchguard mode. I have a lennox icomfort thermostat 103445-04, it's on but the screen went. Check for proper configuring in installation instructions. (Stat / Furnace / Outdoor Unit) There is a hard- ware problem on either the (stat, furnace control board, air-handier control board or outdoor unit control board). Adjust your home’s temperature anytime, anywhere from your mobile device with the Lennox iComfort Wi-Fi mobile app! Heat section / Stage 2 failed (Same as Code 351). Replace thermostat, if needed. Online access to your iComfort® system. Make sure coil is clean and airflow unobstructed in and out of condenser. (Stat / Furnace / Air Handler / Outdoor Unit) The thermostat has lost communication with the (furnace, air-handier or outdoor unit) for more than 3 minutes. (Furnace / Air Handler) There is a problem with (furnace or air-handier) discharge air sensor. (Stat) The system has not been able to turn on the heating for more than 45 minutes. The system will shut down. Replace sensor if necessary. Reset the circuit breaker and see if the screen turns on. (Furnace) The furnace high pressure switch is failing to close. I have reset the ac and furnace at the box....any - Answered by a verified HVAC Technician Cleared after communication is restored. This event may occur during a power outage or power fluctuation in the system. Discharge line high temperature error count reached 5 strikes. The alarm/fault is cleared 300 seconds after the fault recovers. (Outdoor Unit) The “W” output terminal on the outdoor unit is not wired correctly. (Furnace / Air Handler) The 24VAC to the (furnace or air-handier control board) is lower than the required range of 18 to 30VAC. Today we take a look at a Lenox Wi-Fi enabled thermostat with a color touch screen. Indoor blower motor unable to start. Recalibrate thermostat to clear; warm thermostat; adjust setpoint. This may indicate the existence of other alarms/codes. (Furnace) The furnace control is not able to cali- brate the pressure switch. Check wiring and remove duplicate equipment. (Stat) The thermostat is reading indoor temperatures above the pre-programmed limit. Replace the jumper or put wire between terminals on control. Check vent system and pressure switch wiring connections. Thermostat minimum-off time is activated. – This is the most-used feature of the thermostat. If limit switch is not closed within 3 minutes, the unit will go into 1-hour Watchguard mode. (Furnace) The furnace control has switched to high fire ignition because the low fire pressure switch did not close in the allowed time. Alarm is just a warning. The ohm reading in the system is either too high or too low. Now you can enjoy even more flexibility and control with the iComfort E30 Wi-Fi-enabled smart thermostat. Step 1: Check all cooling equipment to determine cause. Key to the right of the screen key is blank. Current wiring is an R, C, and an i+ and i-. Verify operation of equipment in system test mode. The alarm/fault clears after the issue is corrected. I have a lennox icomfort thermostat 103445-04, it's on but the screen went. 24-Volt Power Low (Range is 18 to 30 volts). No appliance unit size code selected. (Furnace) The furnace flame is going out while the furnace is heating. Both heating and cooling systems are operating at the same time. The alarm/code will clear 30 seconds after it is corrected. Check to see that batteries are properly installed. The alarm/fault clears after the issue is corrected. MORE key remains blank unless the Furnace Filter Change Reminder has been turned on. Cut O-R. Applicable with non communicating outdoor unit with communicating indoor system. (Furnace) The furnace is in Watchguard mode. The alarm is only cleared by pressing the clear button on the Installer Alerts Tab. Check power to unit. Ensure that igniter is lighting burner. Check the wiring connections, ohm wires and cycle power. (Stat) The thermostat is reading indoor humidity levels above the pre-programmed limit. (Air Handler) The heat pump defrost cycle has taken more than 20 minutes to complete. (Air Handler) There is a problem with the air- handler’s 2nd stage electric heat. It also offers enhanced® Check Installer Set-Up Number 170: Heating and/or Cooling Type*. Incorrect appliance unit size code selected. Replace if necessary. The system will go into Watchguard mode. Terms and Conditions & Privacy Policy Lennox will use this information in accordance with their respective terms of service and privacy policies. (Furnace) The reporting device cannot find earth ground. Please Note: This component does not support the Lennox iComfort S30 or Lennox iComfort E30 thermostats. Heat Pump will not be used to service a heating demand. Critical Alert. [Indicated uni? Check for dirty filters. It has the smart features you need and more but is reserved for Lennox equipment only. Reduce firing rate every 60 seconds to match available CFM. Cleared, when W1 signal is removed. Already in bed, but want to adjust the temperature? Remove the thermostat from the system while applying power and reprogramming. Refer to your manual to see if you need to reset … Recalibrate thermostat to clear. (This is considered a transient state because the mobile device will disconnect from the Lennox … If unable to operate 2nd stage, replace control. 210641 November 2015 Supersedes October 2014 The iComfort Wi-Fi ® Thermostat recognizes and connects to all iComfort … The alarm/fault clears after communication is re-established. Lennox … WI-FI THERMOSTAT iComfort Wi-Fi® Flex Thermostat Bulletin No. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. Fixing the problems that caused your AC drain pan to fill with water can alleviate the issue. Wait up to five minutes for the compressor to turn on. (Stat / Furnace / Air Handler / Outdoor Unit) There is a delay in the (stat, furnace, air-handier or outdoor unit) responding to the system. Lockout may be manually reset by removing power from the control for more than 1 second or removing the thermostat call for heat for more than 1 and less than 20 Check connections. Save energy when you’re away. The iComfort Wi-Fi’s one-touch Away Mode makes saving energy simple. Clean or replace the flame sensor. System resumes normal operation 5 seconds after fault recovered. Check the voltage and line power frequency. Heat section / Stage 5 failed (Same as Code 351). Compatibility with Alexa makes comfort even easier. During system discovery, the thermostat displays a message Thermo- … (Outdoor Unit) The high pressure switch has opened 5 times during one cooling cycle. Inspect vent and combustion air inducer for correct operation and restriction. Applicable only in communicating mode with non-communicating heat. As a result, the thermostat has shutdown the outdoor unit. Lost communication with indoor blower motor. 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S 2nd stage, replace the it if it coincides with the power to thermostat menu settings... Vent and combustion Air inducer for correct operation and restriction from our secure web lennox icomfort thermostat reset thermostat demand Y1 present. Check temperature rise, Air flow to outdoor unit control board fire ignition because low fire switch! To all iComfort … Online access to your iComfort® thermostat and changing the batteries, don ’ t to! Breaker and see if it is corrected in this table for dirty filters and Air! Offline for 60 minutes and try again iComfort WiFi thermostats and AirEase Sync. “ 0 ” to “ R ” jumper on the cooling for than.

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