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1P is the direct replacement for GDE136
provided the pressure remains within the 0-50 PSI specification
it ensures system integrity by providing an immediate contact closure if the desired branch pressure is not maintained
this ASSE 1017 certified mixing valve is ideal for increasing usable hot water capacity by allowing the water heater to be set at higher temperatures while protecting the end-user
Exact OEM Specifications: Maintains system integrity by matching original factory performance curves
Lochinvar & A.O. Smith 100167799 Control Board Refrigerant 1P is the direct replacementAs a veteran tech, you know that a glitchy boiler often traces back to the primary logic center. The Lochinvar & A. O. Smith 100167799 Control Board is the definitive OEM replacement part for high efficiency hydronic systems. This integrated control board is a direct, drop in successor to the discontinued RLY30043, ensuring 100% circuit board compatibility without requiring harness modifications. Engineered specifically for the Lochinvar Knight