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Lennox XC21-048 Gas Valve
This valve controls all of the gas as it arrives to the air handler system. This critical valve is controlled by the control board that is coupled to your system, if you have one.
Major indications of a declining regulating gas valve
- You smell gas
- System refuses to start
- Furnace will not light
- The valve looks damaged
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Before buying or purchasing a replacement gas valve for your Lennox XC21-048 do your best and make sure of the model number as well as make a visual inspection in order to be sure the right gas valve is being ordered. You do not need to install it yourself. Hire a pro in your town or city to hire and install the part for you.
Feel free to download your manual for help.
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