Cub Cadet RZT-S Series - Manual (Page 117)

Decks and Lift Shaft
111
Spindle shafts
To replace a spindle shaft:
1. Remove the deck as described at the beginning of
this chapter.
2. Slip the deck belt off of the spindle pulley that is to be
serviced.
NOTE: To access the outer spindles, remove the belt cov-
ers. See Figure 7.14.
NOTE: The 50” deck has metal belt covers.
3. Install a blade holder tool to prevent the blade from
turning while removing the blade nut.
4. Remove the blade nuts using a 15/16” socket.
5. Remove the nut that holds the pulley to the spindle
shaft using an impact wrench and a 15/16” socket.
See Figure 7.15.
NOTE: The spindle shaft may slide out of the spindle
housing as the nut is removed.
6. Remove the pulley.
7. Lower the spindle shaft out of the housing.
NOTE: There is a washer and a spacer between the pulley
and the spindle housing. See Figure 7.16.
8. Install the spindle shaft by following the above steps
in reverse order.
NOTE: Tighten the blade and pulley nuts to a torque of
100 - 120 ft-lbs (136 - 163 Nm).
9. Test run the mower before returning to service.
Figure 7.14
Belt cover
Figure 7.15
Pulley
Figure 7.16
Shaft
Pulley
Washer
Spacer
Nut