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Lennox G40UH-48C-135 Gas Valve
This valve is a valve that will regulate the natural gas as it flows into the air handler system. This valve is controlled by the main circuit board which is affixed to the main HVAC system, if equipped.
General warnings of a bad LP or natural gas valve
- The valve looks damaged
- Furnace will not light
- You smell gas
- System refuses to start
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Before you decide on buying or purchasing do your best and cross-check the model number as well as make a visual inspection so that you are positive that the right gas valve is the one being purchased. There is no need to install the part by yourself. Find a professional in your area to pay to install it for you.
Feel free to download your manual for help.
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