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International Comfort Products PGAD36D1K5 Air Pressure Switch
The job of the switch is to sense if the blower is blowing air. Most air pressure switches may have a manual reset, which makes you reset it by hand before the system will continue its normal operation. This is one of the key mechanisms designed to stop injuries or explosions.
Signals of a Failing Air Pressure Switch
- The furnace will not operate.
- The set temperature in the house is almost never attained.
- Bad electrical voltage reading.
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