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Use the red-coded MKC-2 coil for 240V applications
manifold setting to ensure optimal combustion efficiency
Note that this specific model is the "P" version
Common Questions What is the maximum operating pressure for the B1H-30
Lochinvar & A.O. Smith 100276814 Relief Valve 321142-301 Use the red-coded MKC-2 coilThe Lochinvar & A. O. Smith 100276814 Relief Valve is a critical safety component designed for high demand commercial and residential water heating systems. This 1" 150# T&P Relief Valve is engineered to automatically discharge water if internal tank conditions exceed 150 PSI or 210F, preventing catastrophic vessel failure. As a direct replacement for 100167360, this OEM part ensures precise fitment and maintains the original engineering
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