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Lennox G40UH-60C-110X Flame Sensor
The flame sensor is one that will dependably sense the correct flame during ignition. Due to the overall safety issue, if the flame sensor gets set off everything comes to a halt until the problem is remedied and the system is reset.
Important clues of a poorly performing furnace flame sensor
- The propane or natural gas finds it impossible to ignite no matter what you do
- Your gas furnace is unable to supply heat when you crank the thermostat up
- The furnace turns on infrequently when it thinks it should
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Before buying or ordering any Lennox G40UH-60C-110X part, do your due diligence and make sure of the correct model and also make a visual comparison in order to be sure the correct replacement flame sensor is being ordered. Replacing a new flame sensor is a piece of cake provided you have the know-how and have the tools to do it right.
Feel free to download your manual for help.
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