White-Rodgers Mercury Flame Sensor, for Select Rheem Models

White-Rodgers Mercury Flame Sensor, for Select Rheem Models. Prevents gas flow to main burner if pilot flame is not burning or is insufficient to properly ignite main burner. Contacts close approximately 60 seconds after pilot is ignited; open approximately 40 seconds after flame is extinguished. These sensors combine a rugged Snap-Action switch and powerful mercury actuated thermal element. May be used with natural, manufactured or mixed gases and with LP gases where means are provided for obtaining automatic pilot gas shut-off. Switch may be conveniently mounted in any position. Cover is easily removed, making switch terminals readily accessible. No button…