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the 50M18 kit (LB-101508A) includes one ring
dirty evaporator coil
the bimetal disc triggers a circuit break to prevent heat exchanger fracturing or component damage
Can this be used on single-phase equipment
Lennox 34M76 Pressure Switch the 50M18 kit (LB-101508A) includesThe Lennox 34M76 Pressure Switch is a critical safety component designed for high efficiency condensing gas furnaces. Engineered with an actuation set point of . 86" WC (Water Column) and a reset point of 1. 01" WC, this Single Pole Single Throw (SPST) switch ensures the inducer motor establishes a proper vacuum before the ignition sequence begins. Designed for a 1 4" barb connection, it provides a reliable pneumatic seal to prevent the furnace from
