Cad Cell Relay Wiring Diagram. Cad cell relay r8184g or equiv. Field checks 1Safety timing TFI test Remove one CAD cell wire F-F.
How To Wire The Oil Furnace Cad Cell Relay Youtube Beckett Oil Burner Wiring Diagram. Individual or bundled neutrals may be attached to any L2 terminal. CHECK OIL PRIMARY RELAY NOTE.
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If the cad cell senses light or is shorted the relay in the primary control will not pull in to start the burner. Oil valve normal wire as black 1 1 1 hst blue yellow warning. The cad cell itself that is the little cell that sees the oil burner flame is wired often by a yellow wire to the cad cell relay switch see photo which is usually a gray box with a red reset button located on top of or alongside the the oil burner assembly. Typical wiring diagram for 24 Vac thermostat and R7184 for an oil-fired forced air system.