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Nordyne MS3BC030KA Air Pressure Switch
The actual job of this type of switch is to determine whether the air blower is on and running. This switch is an important part of all the safety features in today's HVAC systems that is in place to keep you safe from injury or explosions. Various air pressure switches are programmed with a manual reset, which, of course, means that it would have to be reset by hand before the system will continue its normal operation.
How is it Known when the System Pressure Switch is About to go Bad
- Your system doesn't actually get to the right temp according to the settings on the thermostat.
- Bad voltage range running through the switch.
- Furnace can not operate at all.
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