Lennox gas furnace error codes
A Lennox gas furnace error code can be displayed on the unit’s digital display panel. There are many different options that a Lennox gas furnace error code can take. Still, the most common are ERROR F, the lower limit for coolant temperature, and ERROR C, when the compressor relay circuit has failed.
The Lennox G0655 is a high-efficiency gas furnace that offers outstanding heating and cooling for your home. If the Lennox G0655 does not appear to be working as expected, the following table may help troubleshoot any potential problems.
The Lennox gas furnace error codes can be used for troubleshooting and diagnosing the problem. The codes are of different types, described in the following table.
Type 1: System Error Codes
This type of error code is displayed when there is a system-related problem, for example, when a power supply to the furnace has been interrupted or when there is a short circuit in one of the components or wiring within the furnace. Type 2: Diagnostic Codes
This type of error code indicates that one or more sensors have detected an issue with the venting system, indoor air quality indicators have triggered an alarm due to high CO levels and so on.
Type 3: Technical Support Codes