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allowing the furnace control board to proceed with the ignition sequence
Key Benefits Heavy Pattern Bronze Construction: provides a reinforced valve body for demanding high-temperature and high-pressure steam applications
or inconsistent manifold pressure leading to "rumbling" during combustion
a mounting adapter or new rain shield may be required for a secure fit
but replacement is recommended if the ceramic insulator is cracked or the metal is severely oxidized
MARS 43353 Pressure Switch 319848-301 allowing the furnace control boardThe MARS 43353 Pressure Switch is a heavy duty low pressure control designed for precise R410A refrigeration system protection and traditional HVAC applications. This SPST auto reset switch features a factory set 75 PSI open and 100 PSI close calibration, ensuring reliable compressor safety against loss of charge or vacuum conditions. Built with a hermetically sealed sensor and tamper proof construction, the 4 Series Klixon design offers a 100,000