Cub Cadet Medium Frame 3 Stage - Manual (Page 31)

500 Series Drive System
27
Planetary Gears
1. To inspect or repair the planetary gears. it is not nec-
essary to completely remove the drive assembly from
the snow thrower.
2. Stop the engine and allow it to cool, disconnect the
spark plug wire and ground it to the engine.
3. Drain the fuel into an approved container.
4. Carefully tip the snow thrower forward so it rests on
the auger housing opening.
5. Remove the wheel using a 1/2” wrench.
6. Remove the Planetary Gear Housing from the snow
thrower using a 3/8” wrench. See Figure 3.10.
7. Remove the bearing and spacer (if equipped).
8. Remove the snap ring and shims off of the shaft. See
Figure 3.11.
NOTE: Starting with the 2013 production year, the snap
ring was changed to an E-ring.
9. Carefully remove the ring gear from the planetary
gear set. See Figure 3.12.
NOTE: The planetary gears and sun gear will slide off eas-
ily.
NOTE: Any time the carrier is taken off of the drive assem-
bly check the grease and add some Arctic Grease
(737-0318-CRTG).
Figure 3.10
Figure 3.11
Snap Ring
Shims
Figure 3.12