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SECTION 7 - MOWER ATTACHMENT SERVICE
7.5 MOWER SPINDLES (Field Serviceable
Spindles) BEARING REPLACEMENT
In the event that a spindle bearing requires
replacement, the SNAPPER Field Serviceable Spindles
have been designed so that no special tools or presses
are required.
1. Remove belt. Loosen blade nut and remove. Allow
blade bolt, washer, blade and four spacers to drop
down out of the spindle housing.
See Figure 7.7.
REMOVE NUT _'--I 0/ REMOVE BELT
FROM SPINDLE
f
J
i "--;g TOVEBLABE
FIGURE 7.7
2. Remove spindle pulley from spindle shaft.
3. Locate circular retaining ring on spindle shaft at top
bearing. Remove retaining ring. Allow spindle shaft
to drop out of housing.
4. Top and bottom bearings are now removable. Pull
out on inner race to slide bearing from housing.
See Figure 7.8.
BEARING
SEAL UP
÷
PULLEY
RING
5. Thoroughly clean all parts removing all old
contaminated grease.
6. Install new bottom bearing first.
NOTE: The bearing is sealedlshielded on one side only.
The bottom bearing must be installed with the
seated/shielded side DOWN.
7. Insert spindle shaft up through the bottom bearing.
Slide spacer down over spindle shaft.
8. Install new top bearing. Install the top bearing with
the seal/shield UP.
9. Slide circular retaining ring down spindle shaft until
it fully locks into groove on shaft.
10. Place spindle pulley and spacer on top of spindle
shaft.
11. Reinstall blade bolt, washer, blade and four
spacers.
12. Torque blade bolt and nut to 60 to 75 ft. Ibs.
IMPORTANT: Spindle housing must be filled with
grease before operating mower. Failure to fill
housing will cause premature bearing failure.
13. Pump grease into spindle housing until grease
purges from vent on housing.
14. After the first 5 hours of operation, grease spindle
housing to insure it is full, then every 25 hours.
HOUSING
INNER RACE "_O{_
BEARING "_O ¢
BEARING SEAL
DOWN
FIGURE 7.8
24
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