Toro 20330 Service Manual - Page 118

Note this pulley half is keyed to the crankshaft

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BBC / BOS / BCS 12. Rock the pulley half slightly and lift it off. The blade bolts will now drop out of their pockets (Fig. 215). 14. Remove the two bolts holding the anchor plate to the chassis (Fig. 217). Fig 215 MVC-220 Fig 217 MVC-223 13. Lift the crankshaft pulley half off of the crankshaft. Note this pulley half is keyed to the crankshaft and this pulley half is also the drive pulley for the self-propel belt. Go to the transmission to continue replacing the self-propel belt (Fig. 216). 15. The anchor plate contains a pivot screw with a bushing. Remove the locknut (Fig. 218). Fig 216 MVC-222 6-32 Fig 218 MVC-224 WPM Drive Systems Manual

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6-32
WPM Drive Systems Manual
BBC / BOS / BCS
Fig 218
MVC-224
15. The anchor plate contains a pivot screw with a
bushing. Remove the locknut (Fig. 218).
Fig 217
MVC-223
14. Remove the two bolts holding the anchor plate to the
chassis (Fig. 217).
12. Rock the pulley half slightly and lift it off. The blade
bolts will now drop out of their pockets (Fig. 215).
Fig 215
MVC-220
13. Lift the crankshaft pulley half off of the crankshaft.
Note this pulley half is keyed to the crankshaft
and this pulley half is also the drive pulley for the
self-propel belt. Go to the transmission to continue
replacing the self-propel belt (Fig. 216).
Fig 216
MVC-222