Cub Cadet Pro Z 900 Series Operator's Manual page 27

6. Remove the hex flange bolts (a) and
flat washers (b) securing the left and
right spindle pulleys (c) to the spindle
assembly (d). See Figure 4-29.
(a)
(b)
(c)
(e)
(g)
(d)
Figure 4-29
7. Remove the six (6) flange lock nuts (e)
securing the left and right spindle
assemblies (d) and the support plates (f)
to the deck shell (g). See Figure 4-29.
Note: The deck support plate (h) does
not need to be removed unless all three
spindles are being replaced.
8. Remove the hex flange bolt (a) and flat
washer (b) securing the drive pulley (c)
and center spindle pulley (d) to the spindle
assembly (e). See Figure 4-30.
(a)
(b)
(c)
(d)
(f)
(g)
(h)
(i)
(e)
Figure 4-30
9. Remove the six (6) flange lock nuts (f)
securing the center (d) spindle assembly
(e) and the support plates (g) to the deck
shell (h). See Figure 4-30.
Note: The deck support plate (i) does
not need to be removed unless all three
spindles are being replaced.
10. Reverse the process to install the spindle
assembly. When installing the new
spindle assembly be sure to install the
hardware exactly as shown in Figure 4-29.
Torque the hex flange bolts to 250 ft-lbs.
and the flange lock nuts to 21-32 ft-lbs.
(f)
Changing the Transmission Drive Belt
Several components must be removed
and special tools used in order to change
the tractor's transmission drive belt. See
your authorized service dealer to have the
transmission drive belt replaced.
(h)
Tractor Creeping
Creeping is the slight forward or backward
movement of the mower when the throttle
is on and the speed control pedals are in the
neutral position. If your mower creeps, see your
authorized service dealer.
Troubleshooting
Excessive vibration
1. Cutting blade loose or unbalanced.
• Tighten blade and spindle.
2. Damaged or bent cutting blade.
• Replace blade.
Uneven Cut
1. Deck not properly leveled.
• Perform side-to-side deck
adjustment.
2. Cutting blade dull or damaged.
• Sharpen or replace cutting blade.
3. Uneven tire pressure.
• Check and correct tire pressure in
all four tires.
Mower will not mulch grass.
1. Engine speed too low.
• Place throttle in FAST (rabbit)
position.
2. Wet grass.
• Do not mulch when grass is wet.
3. Excessively high grass.
• Mow once at a high cutting
height, then mow again at
desired height or make a
narrower cutting swath.
4. Dull blade.
• Sharpen or replace blade.
Engine fails to start
1. PTO/Blade engaged.
• Place blade engage lever in
disengaged (OFF) position.
2. Blown fuse.
• Replace fuse(s)
3. Parking brake not engaged.
• Engage parking brake.
4. See Engine Operator's Manual.
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