the valve will remain closed as a safety precaution

Engineered as a direct substitute for the RLY20001 and RLY20001K legacy boards

For service technicians addressing airflow issues in residential or light commercial air handlers

High Thermal Stability: Class H insulation (IEC 85) rated for peak temperatures

it simplifies field repairs by maintaining physical and electrical compatibility

Lochinvar & A.O. Smith 100208154 Gauge 318172-701 the valve will remain closedThe Lochinvar & A. O. Smith 100208154 Gauge Kit is a professional grade Temperature and Pressure (T&P) gauge engineered for high accuracy monitoring in commercial and industrial boiler systems. Featuring a dual scale interface, this electromechanical instrument provides real time diagnostics with a pressure range of 0 200 PSI and a temperature threshold of 50 320F. Designed as a direct replacement for Lochinvar Copper Fin II and Armor X2 models, this