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Lennox G40DF-36B-090 Gas Valve
This important valve is most likely operated by the main control unit on your heating system, if you have one. The Lennox G40DF-36B-090 gas valve controls the natural gas as it enters the heating unit.
Key signs of a deteriorating valve that controls the gas
- You smell gas
- System refuses to start
- The valve looks damaged
- Furnace will not light
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If you are going to be buying or purchasing any Lennox G40DF-36B-090 replacement part do your best and make sure of the model number as well as make a visual comparison so that you are positive that the proper replacement gas valve is being ordered. If you are unsure about the installation of the new gas valve on your own then it may be wise to find a professional in your area to do the work for you.
Feel free to download your manual for help.
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