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Carrier 25HNA636A0030020 Gas Valve
The main job of a gas valve is that it is a valve that will regulate the natural gas as it arrives to the heating unit. This gas valve may be controlled by the main control board connected to your system, if equipped.
Major warnings the valve that control the gas will have to be replaced
- The valve looks damaged
- System refuses to start
- Furnace will not light
- You smell gas
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