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International Comfort Products H9MPD100J20C2 Air Pressure Switch
The main function of this type of switch is to see if the main blower is actually running. Most air pressure switches are constructed with a manual reset, from which it would have to be reset manually before the entire HVAC system will continue operating again. This pressure switch is part of a small, but important collection of facets of the HVAC safety checks that are dedicated to keep you safe.
Symptoms that your Switch is Starting to Go
- Bad voltage range reading from the switch.
- Your heating and cooling system is unable to operate properly.
- The desired temperature seldom fully attained.
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