Lochinvar & A.O. Smith 100304360 Assembly 321894-709 25 inch NPT 25-Series main

25 inch NPT 25-Series main valve designed for precise pressure and temperature control in industrial steam systems

Common Questions: Is the 74M28 compatible with non-Lennox compressors

this versatile kit eliminates the need for separate tools

Typical symptoms include the inducer running indefinitely without ignitor activation

Lochinvar & A.O. Smith 100304360 Assembly 321894-709 25 inch NPT 25-Series mainThe Lochinvar & A. O. Smith 100304360 is a high performance Manifold Door Assembly engineered for natural gas applications. This critical OEM component serves as the direct replacement for 100093803, ensuring seamless integration and returning your water heater to factory specifications. This 18 inch low NOx burner assembly features a 3. 75 inch extension and a 450D temperature control profile, optimized for precise combustion and thermal regulation