Ensure the pump cover is seated flush against the cooling dome and that the impeller is free of clerical obstructions

provided the capacity requirements match the #04 sizing

preventing hunting and improving system efficiency

maintaining the standard 2

Robertshaw 1980-048 Thermocouple Ensure the pump cover isThe Robertshaw 1980 048 Snap Fit Thermocouple is a high performance 48 inch furnace and water heater component engineered for reliable pilot flame sensing in demanding HVACR applications. Designed for professional contractors, this 1980 Series thermocouple features a stainless steel outer jacket that provides superior resistance to heat blistering and oxidation at high ambient temperatures. The internal construction utilizes a precise combination of