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International Comfort Products N9MP1075B12A1 Air Pressure Switch
The actual job of the switch is to determine whether or not the air blower is running properly. An air pressure switch is just one of many safety creations designed to keep you safe. Some different switches have a manual reset feature, from which it would have to be reset manually before the system will continue its normal operation.
How to Know when your Pressure Switch is Starting to Go
- Bad volt range reading from the switch.
- The correct temperature indoors is almost never fully achieved.
- Your furnace can't ignite.
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