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Lennox G40UH-48B-090X Gas Valve
The Lennox G40UH-48B-090X gas valve governs all of the gas as it comes into the heating unit. This gas valve is controlled by the main control board attached to your air handler, is it so equipped.
Major signs the main gas valve is dead
- You smell gas
- System refuses to start
- The valve looks damaged
- Furnace will not light
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Before you decide on buying or purchasing any Lennox G40UH-48B-090X replacement part, do your due diligence and double check the model number as well as make a visual comparison so that you are positive that the right gas valve is being ordered. You do not have to install the replacement part alone. Consult with a professional in your community to hire and install the part for you.
Feel free to download your manual for help.
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