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International Comfort Products N8MPL100F20A1 Air Pressure Switch
The actual job of this type of switch is to determine whether or not the blower fan is circulating the air as it should. This pressure switch is part of all the safety features in today's HVAC systems that is in place to keep you safe from harm. Various air pressure switches are equipped with a manual reset feature, from which the switch will have to be manually reset or the whole HVAC system will not continue operation.
Clues that your Switch is About to Fail
- Bad volt range reading from the switch.
- Your furnace refuses operate at all.
- The expected temperature in the house seldom attained.
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