providing a consistent high-voltage spark to initiate the burner cycle

Use a straightedge and calipers across the precision-machined outside diameters of the flanges to verify parallel and angular status before tightening the set screws

Labor Efficiency: Allows for control upgrades without breaking into the hydronic loop or requiring a full system drain-down

significantly cutting down project hours and occupant disruption

When an actuator fails to maintain a seal or exhibits sluggish response

Johnson Controls VB-3766-1 Valve Body 30067439-890 providing a consistent high-voltage sparkJohnson Controls VB 3766 1 Flare Valve Body, Two Way, 1 2", Push Down to Close (PDTC), 1 Cv, 1 2" Stroke, Hot and Cold Water Service, 1 4" Stem Diameter, Equal Percentage