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Carrier 48XP030040300 Gas Valve
This gas valve is most likely operated by the main control unit which is affixed to the main HVAC system, if equipped. The main job of a gas valve is that it regulates the flow all of the gas as it arrives to the heating unit.
General indicators that the valve that control the gas should be replaced
- The valve looks damaged
- Furnace will not light
- System refuses to start
- You smell gas
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