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International Comfort Products HAC042GKA4 Air Pressure Switch
The actual job of an air pressure type switch is to sense if the main blower is running properly. The air pressure switch is a vital device of the safety system in place to keep you safe from potential hazards in the house. Various air pressure switches are equipped with a manual reset feature, by which you must manually reset it before the HVAC system will continue.
Signals that the HVAC Air Pressure Switch has Gone Bad
- Incorrect volt range running through the switch.
- Furnace will not operate.
- The desired temperature in the house seldom attained.
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