Toro Greensmaster Flex 21 Service Manual

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Greensmaster Flex 21Page 7 ñ 12Cutting Unit (Rev. C)HeightñofñCut Adjustment1. Park mower on a level surface. Make sure engine isOFF. Remove high tension lead from the spark plug.2. Verify that the rear roller is level (see Leveling RearRoller) and that the bedknife to reel contact is correct(see Bedknife to Reel Adjustment). Tip mower back onitís handle to expose front roller, rear roller and bedknife.3. Loosen locknuts securing heightñofñcut arms to cut-ting unit side plates (Fig. 17).4. Use Gauge Bar to determine heightñofñcut (seeSpecial Tools).5. Loosen nut on gauge bar and set adjusting screw todesired height-of-cut. Distance between bottom ofscrew head and face of bar is height-of-cut (Fig. 18).Tighten nut on gauge bar.6. Hook adjusting screw head on the cutting edge of thebedknife. Rest the rear end of the bar on the rear roller(Fig. 19).7. Rotate heightñofñcut screw until the front roller con-tacts the front of the gauge bar. Adjust both ends of theroller until the entire roller is parallel to the bedknife.IMPORTANT: When set properly, both rollersshould contact the gauge bar, and the adjustingscrew should be snug against the bedknife. This as-sures that the heightñofñcut is identical at bothends of the bedknife.8. Tighten both lock nuts to secure the heightñofñcutadjustment (Fig. 17).1. Heightñofñcut arm2. Lock nut3. Heightñofñcut screwFigure 172311. Nut2. Gauge bar3. Adjusting screwFigure 182 311. Gauge bar2. Front roller3. Rear rollerFigure 1931 2