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International Comfort Products C9MPV125L20B1 Air Pressure Switch
The main function of the switch is to see if the blower is actually running. An air pressure switch is just one of many safety creations designed to keep everyone in the house safe. Most air pressure switches are constructed with a manual reset, which means you have to physically reset it before you can continue using the system.
Symptoms to Look for when your Pressure Switch is Beginning to Fail
- The expected indoor temperature seldom reached.
- The furnace can not run.
- Wrong volt being read.
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