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Lennox CBX27UH-042 Gas Valve
The main job of a gas valve is that it governs all of the gas as it arrives to the air handler system. This critical valve may be controlled by the main control unit connected to your system, if equipped.
Symptoms of a weakening LP or natural gas valve
- System refuses to start
- The valve looks damaged
- Furnace will not light
- You smell gas
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