Change the oil filter, open bleed valve put small clear hose over bleeder and put it in a container, start system watch bleeder for clean stream of oil no air, you might have to push reset a couple times to get oil to flow, when oil flows with no air shut down and close bleed valve and fire up boiler. NOTE: Only push reset button a couple times when bleeding, never push reset more than once or twice if having burner trouble.
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