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It operates with a specific WC (Water Column) pressure setting optimized for LP combustion
it integrates seamlessly with standard integrated furnace controls (IFC) and flame rectification systems
Refer to the specific Bard unit wiring diagram
this switch features standard 1/4-inch quick-connect terminals for reliable field installation by service contractors
for high-head pressure starts or low-voltage environments
Schneider Electric (Erie) 680-243-6 Switch 321894-709 It operates with a specificThe Schneider Electric (Erie) 680 243 6 Switch is a heavy duty seasonal changeover snap acting SPDT strap on switch engineered for precise HVAC seasonal changeover. This unit automatically transitions a thermostat from heating to cooling modes based on supply water temperature, ensuring optimized system efficiency in 2 pipe fan coil applications. Designed to strap on to 5 8" or 7 8" O. D. copper tubing or iron pipe, the Erie 680 243 6 features a fixed
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