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The AO SMITH 100111630 is an air pressure switch with a 1.00" dimension, designed for use in plumbing and water heater systems. It adjusts pressure within the combustion chamber to achieve the requirements of its safety and effectiveness during combustion. The diaphragm changes according to the air pressure.
This air pressure switch is a necessary component of HVAC systems. The safety circuit stops the system's operation when the pressure goes below the given level.
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