Lochinvar & A.O. Smith 100108279 Valve 321894-706 Always inspect the small rubber

Always inspect the small rubber hoses for moisture or debris before replacing the component

or increased motor amperage caused by excessive shaft drag

Common Questions Can the 620-406 replace a 120V primary transformer

The standard R400-3/8 is set for 3-6" w

Lochinvar & A.O. Smith 100108279 Valve 321894-706 Always inspect the small rubberAs a direct replacement for 100108278, the Lochinvar & A. O. Smith 100108279 Valve is a critical safety component designed for commercial and residential water heating systems. This 3 4" temperature and pressure relief valve (T&P) is factory calibrated to discharge at a 150 PSI pressure setting or a 210F temperature threshold, preventing catastrophic tank failure. Engineered with a durable brass body and a thermo bonded coated sensing element, it