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Friedrich VHA24K Air Pressure Switch
The actual job of the pressure switch is to determine whether the main blower is actually running. The air pressure switch is a very critical piece of all the safety features in today's HVAC systems that is in place to keep you safe from potential hazards in the house. Various air pressure switches may have a reset feature that is manual, which means it will have to be manually reset or the entire system will not run.
Symptoms of a Failed Pressure Switch
- Bad volt range running through the switch.
- The correct indoor temperature seldom fully achieved.
- The blower will not operate properly.
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