a failed control circuit is often the culprit

the 400147-221-D is the direct replacement for 400115-221-D

Vibration Mitigation: Factory-balanced design protects the fan motor from shaft oscillation

24VAC Solenoid Operation: Fully compatible with standard HVAC control boards for reliable opening and closing cycles

ensuring the GC Valves KS211AF02V5FG9 holds up under harsh industrial conditions

Lochinvar & A.O. Smith 100208444 Valve Refrigerant a failed control circuit isThe Lochinvar & A. O. Smith 100208444 Valve is a technical grade Temperature and Pressure Relief Valve designed for high capacity water heating and boiler systems. As a veteran preferred component, this 3 4" T&P Relief Valve is calibrated to lift at 150 PSI and 210F, providing critical safety by venting excess thermal expansion. It features a 3 inch element and a high efficiency flow rate rated at 1,912,000 BTU hr (1. 912mBTU), making it suitable for