11Section 2: Adjustments2/04/12 Model SBR72 Seed Bed Roller 322-215MTable of ContentsScraper Bar AdjustmentRefer to Figure 2-1:1. Slightly loosen hex nuts (#3) on both ends of thescraper bar (#1). Nuts should be loose enough toallow scraper bar movement but tight enough to holdthe scraper bar in place until nuts have beenretightened.2. Adjust scraper bar (#1) left or right to center scraperteeth (#A) in the roller flutes and up or down until theteeth just clear the bottom of the roller flutes. Somelight tapping with a hammer against a properlyplaced block of wood may be required to move thescraper bar.3. Tighten 3/8"-16 nuts (#3) to the correct torque. Referto “Torque Values Chart For Common Bolt Size” onpage 21.Ball Hitch Swivel AdjustmentRefer to Figure 2-2:1. Hold plate (#1) from turning and tighten hex flangenut (#3) until plate (#1) is against plate (#2).2. Rotate ball hitch about plate (#2) by hand. If ball hitchwill not rotate, back nut (#3) off until it will rotate.IMPORTANT: Scraper bar must be adjusted withrear roller resting on the ground to ensure rollerrings are in their upper most position.IMPORTANT: Tapping with a hammer may berequired to move scraper bar (#1). When doing so,be sure to place a block of wood in the area to betapped. Tap hammer against the wood and not thescraper bar to help protect the finish.IMPORTANT: Hex flange lock nut (#3) should beadjusted tight enough so that the two mating plates(#1 & #2) make contact but loose enough so that theplates can rotate against each other.A 16" long socket extension and 1 1/8" hex socket willbe required to reach the 3/4" hex flange nut (#3).Scraper AdjustmentFigure 2-1Ball Hitch Swivel AdjustmentFigure 2-22578425785Insert Socket ExtensionIn This OpeningSection 2: Adjustments