21
Jr.
Sodcutter
PULLEY SHAFT
1. Follow steps 1 thru 4 in belt replacement section
and steps 2 thru 6 in drive chain removal section.
2. Remove blade from unit and remove left side
arm.
3. Remove blade shifter assembly.
4. Turn pulley until master link is on top of sprocket.
Remove chain from top sprocket.
5. Remove belt pulley and key.
6. Remove four (4) bearing cage screws and pull
gears out left side of unit. Dog clutch and double
sprocket will slide off as shaft is removed.
7. To remove gear and bearing, remove snap ring,
slide gear off shaft and remove key. Remove
bearing snap ring and remove bearing.
8. Assemble in reverse procedure. After blade
shifter assembly is installed, adjust dog clutch
to provide .015" (0.39 mm) clearance between
clutch faces, as shown.
9. Apply 3M Scotch Grip 847 adhesive or equivalent
to gear case cover before installation.
MAINTENANCE
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