Technical Bulletins

Review our Tech Bulletins to stay up to date on important updates to Beckett products and accessories.

Troubleshooting The CAD Cell

The cadmium sulfide cell, or cad cell, is part of the primary control system and is used to sense the presence of the oil burner flame. The cad cell assembly consists of the actual cell, a holder, and cord to connect the cell to the primary control. This detector is mounted in the air tube of ...
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