and G26 series units

as these issues can cause significant pressure drops

Field-Ready Installation: Features double 1/4-inch quick connects and pressure connectors

While technicians may briefly jump the switch to diagnose a terminal failure

67-4346-1 is the cross of 66020

Robertshaw 700-886 Gas Valve 30067439-890 and G26 series unitsThe Robertshaw 700 886 gas valve is a heavy duty, high capacity millivolt gas control engineered specifically for commercial and industrial thermopile heating systems. This unit features a 3 4" NPT inlet and outlet, providing the flow rates necessary for large scale boiler and furnace applications. Calibrated for 3. 5" WC natural gas, it utilizes a millivolt operator, eliminating the need for external power and ensuring 100% safety shutoff in the