Robertshaw 1720-801 Head Assembly 30067439-890 While its primary role is

While its primary role is moisture detection

Precision Alignment: Guarantees the condenser fan motor is positioned accurately for maximum airflow and heat rejection

Ensure the Berko heater is free of dust and obstructions before replacing the limit

Secure Setpoints: Utilizes screwdriver adjustment to prevent unauthorized or accidental setpoint changes

What causes a "Fault" code or failure on these boards

Robertshaw 1720-801 Head Assembly 30067439-890 While its primary role isThe Robertshaw 1720 801 is a critical TS J Safety Magnet Head Assembly engineered for Unitrol gas valves utilized in residential and commercial water heating systems. Designed to facilitate precise thermocouple to valve connection, this drop in replacement ensures the pilot flame monitoring circuit maintains system integrity during combustion cycles. In technical field applications, the 1720 801 operates on a millivolt signal generated by the