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International Comfort Products T8MPV125J20A1 Air Pressure Switch
The main function of the switch is to determine whether or not the main blower is on and running. An air pressure switch is one of the vitally important safety device to keep you safe. The vast majority of pressure switches made today are equipped with a manual reset feature, which, of course, means that it would have to be reset by hand before the HVAC system will continue.
Warning Signs that the Switch will Soon Fail
- The set temperature is rarely fully attained.
- Furnace will not ignite the gas.
- Wrong voltage being used by the switch.
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