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International Comfort Products PYPA42GA1 Air Pressure Switch
The primary function of the air pressure switch is to determine whether the primary air circulator is running properly. This is one of the vitally important safety facets of the HVAC safety checks that are dedicated to keep you from harm. Some particular air pressure switches can have a manual reset, by which you must manually reset it in order for the HVAC system to continue running.
Important Signs that the Pressure Switch is Failing
- The blower is unable to run correctly.
- Wrong electrical voltage being used by the switch.
- The set temperature seldom attained.
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