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Whirlpool ATE0742RPP0 Air Pressure Switch
The main job of this type of switch is to figure out if the blower fan is actually running. Some particular air pressure switches may have a reset feature that is manual, from which the switch will have to be manually reset or the entire system will not run. This is one of the critical facets of the HVAC safety checks that are dedicated to stop injuries or explosions.
Warning Signs that the HVAC Air Pressure Switch is Starting to Fail
- Inaccurate voltage reading from the switch.
- HVAC system will not run correctly.
- The right temp is almost never achieved.
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