It is fully compatible with single-stage heat pump systems (without auxiliary heat) and includes separate O and B terminals for reversing valve control

0 limit control prevents thermal runaway by de-energizing heating elements at its calibrated 160°F threshold

Common indicators include a blower motor that hums but fails to spin

This HVAC mounting accessory is engineered to accept standard snap-in terminal connectors

Lochinvar & A.O. Smith 100108926 Gas Valve 320788-704 It is fully compatible withThe Lochinvar & A. O. Smith 100108926 Gas Valve is a critical OEM replacement part engineered for high performance gas water heaters, specifically designed for 40 and 50 gallon hot surface ignition residential units. This 24v gas control valve is factory calibrated for natural gas water heaters with a 4" WC manifold pressure setting and features a standard 1 2" inlet outlet connection. As a veteran grade component, the 100108926 utilizes an integrated