Repairs; Wheel Bearing Service - Toro Reelmaster 335-D Service Manual

Repairs

Wheel Bearing Service (2WD Rear Axle)
1. Jack up rear of machine until tire is off the floor.
Support machine with jack stands or blocks to prevent
it from falling.
2. Remove dust cap from end of wheel spindle.
3. Remove cotter pin, slotted nut and washer. Slide
wheel off of spindle shaft.
4. Pull seal out of wheel hub.
5. Remove bearings from both sides of wheel hub.
Clean the bearings in solvent. Make sure the bearings
are in good operating condition. Clean the inside of the
wheel hub. Check the bearing cups for wear, pitting or
other noticeable damage. Replace worn or damaged
parts.
6. If bearing cups were removed from the wheel hub,
press them into the hub until they seat against the
shoulder.
2
1. Wheel hub
2. Wheel spindle
3. Dust cap
Repairs
7
8
9 1
9
Figure 9
4. Cotter pin
5. Slotted nut
6. Washer
Page 6 - 6
7. Use No. 2 general purpose lithium base grease
containing E.P. additive. Pack both bearings with
grease. Install one bearing into the cup on inboard side
of wheel hub. Lubricate the inside of the new lip seal
and press it into the wheel hub.
IMPORTANT: The lip seal must be pressed in so it is
flush with the end of the hub. The lip of the seal must
be toward the bearing.
8. Pack inside of wheel hub with some grease (not full).
Install remaining bearing into bearing cup.
9. Slide the wheel onto the spindle shaft and secure it
in place with the flat washer and slotted nut. DO NOT
tighten the nut or install the cotter pin.
10. Adjust preload on the wheel bearings (see Adjusting
Rear Wheel Bearings).
8
7. Seal
8. Bearing cone
9. Bearing cup
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5
3
4
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Reelmaster 335-D