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LG A3UH363FA0 Air Pressure Switch
The main function of this type of switch is to determine whether or not the main blower is blowing air. Most air pressure switches can have a manual reset, which means it will have to be manually reset before the system will continue its normal operation. This is just one of the many indispensable safety creations designed to keep your family safe and sound.
How to Know when the HVAC Air Pressure Switch is on its Last Leg
- Inaccurate voltage range being used by the switch.
- The furnace won't ignite the gas.
- The correct temperature is rarely fully achieved.
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