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International Comfort Products H9MPD100J20C1 Air Pressure Switch
The main function of the air pressure switch is to figure out if the blower fan is running. The air pressure switch is a vital device of the safety system in place to keep you safe from any injuries. Some pressure switches are constructed with a manual reset, from which it would have to be reset manually in order for the system to begin normal operations again.
Signs that the HVAC Air Pressure Switch is Beginning to Fail
- Bad volt range being used by the switch.
- The furnace or AC can not run correctly.
- The set temperature seldom achieved.
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