it is performing its safety function to prevent heat exchanger damage

verify the specific thermal requirements of the evaporator coil before installation

While the 3-way configuration is typically paired with normally closed actuators

indicating a restricted orifice or lost power element charge

maintaining the safety and efficiency profile of the original equipment

Carrier HH19ZA201 Limit Switch Els PW 17895 it is performing its safetyThe Carrier HH19ZA201 Limit Switch is a critical safety component designed for HVAC furnace temperature regulation. This OEM Carrier replacement part functions as a normally closed SPST disc limit switch, engineered to interrupt the heating circuit when the plenum temperature exceeds safe operating parameters. With a calibrated opening temperature of 200F and an automatic reset temperature of 130F, it ensures high limit protection for Carrier, Bryant,