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Friedrich P-09 Air Pressure Switch
The function of an air pressure type switch is to determine whether or not the main blower is blowing air. Some different switches have a manual reset feature, from which the switch will have to be manually reset before the entire HVAC system will continue operating again. This pressure switch is one of the most crucial facets of the HVAC safety checks that are dedicated to stop injuries or explosions.
Warning Signs of a Broken Air Pressure Switch
- The right indoor temperature is almost never reached.
- Your heating and cooling system is unable to run.
- Wrong voltage range being used by the switch.
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