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HOME > HVAC > LENNOX > G40DF-48C-110 > FLAME SENSOR

Lennox G40DF-48C-110 Flame Sensor

The flame sensor is a vital part that will reliable sense the correct flame in accordance with the initial ignition sequence. Due to the overall safety issue, if the sensor get triggered the whole HVAC system will remain stopped until the main issue is remedied.

Major clues of a poorly working primary flame sensor

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If you are going to be buying or ordering any Lennox G40DF-48C-110 part do your best and cross-check the correct model as well as make a visual comparison so that you are positive that the correct replacement flame sensor is being ordered. Once you have the part to install it yourself. Consult with a professional in your area to do it for you.
Feel free to download your manual for help.
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