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International Comfort Products CAC218AKA1 Air Pressure Switch
The function of the switch is to sense whether the air blower is running properly. Most air pressure switches may have a reset feature that is manual, from which it would have to be reset manually before the entire HVAC system will continue operating again. An air pressure switch is just one of many device to stop injuries or explosions.
Signals of a Failed Pressure Switch
- The furnace or AC will not function.
- Incorrect volt range being read.
- The correct temp is almost never fully attained.
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