Weil McLain 510-312-019 Limit Control Els PW 17895 Fail-Safe Spring Return: Returns the

Fail-Safe Spring Return: Returns the valve to the normally open position automatically during power loss to prevent system stagnation

Specifically engineered for larger 1" to 2" pipe sizes

the internal bimetal heater has failed

you know that managing relief valve discharge is critical for system safety and code compliance

This is a millivolt thermocouple

Weil McLain 510-312-019 Limit Control Els PW 17895 Fail-Safe Spring Return: Returns theThe Weil McLain 510 312 019 is a high performance aquastat limit control specifically designed for GV series boilers and related hydronic heating systems. As a critical safety component, this high limit temperature control monitors system water temperatures and provides essential thermal protection by interrupting the burner circuit if temperatures exceed the safe operating threshold. This specific assembly comes equipped with a 1 2 inch NPT immersion