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International Comfort Products H9MPT050F12B1 Air Pressure Switch
The main job of the switch is to figure out if the main blower is running. This switch is part of the collection of safety devices in place to keep you safe from potential hazards in the house. Some particular air pressure switches are constructed with a manual reset, which means you have to physically reset it in order for the HVAC system to continue running.
What Signs are Present when the Switch is About to Fail
- The furnace is unable to ignite.
- Bad voltage being read.
- The expected temp is never achieved.
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