removing the spark plug from the chainsaw cylinder. replacing a new spark plug, a malfunction in the ignition of the fuel. close-

adjustment background breakin breaking capacity carburetor carburetter carburettor center chainsaw chamber close- closeup combustion compression control cylinder defect discharge electrical electricity employee engine enrichment exploitation failure fills fuel gap idling ignition industry launch malfunction mechanism mixture modern plug power professional regulation removing repair replacing service soot spark start wet worker workman