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International Comfort Products PGC042K080A Air Pressure Switch
The actual job of the pressure switch is to figure out if the blower is actually running. The vast majority of pressure switches made today have a manual reset feature, which makes you reset it by hand before the HVAC system will continue. This pressure switch is just one of the many indispensable aspects of the whole safety system that is intended to keep everyone in the house safe.
How do you Know when the System Pressure Switch has Failed
- HVAC system will not function.
- The proper temperature in the house is almost never fully achieved.
- Wrong electrical voltage being read.
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