7. Bend scraper bar, i necessary, 1o ensure bars Flush Sopwith roller:completely across: and i rests against: roller with squeal tension: ot ballpoints {Fig. 8}, Nate: Proper height setting and tension of scraper against: the rosier is critical. The scraper bar will either not properly clean the rosier or will rustle the grass of leave tare glob tiles on the grass) IMPORTANT: Sn ring scraper bars away from rollers and thoroughly wash units down with a hose after each use.