Front Axle; Inspect The Front Wheel Bearings; Adjust Front Wheel Bearings - Taylor-Dunn SC-100-24 Service And Replacement Parts Manual

Front Axle

INSPECT THE FRONT WHEEL
BEARINGS
WARNING
This section is one section of a complete service
manual. Before starting any procedure, read all
warnings and instructions that are located in the
Service Guidelines chapter.
WARNING
Always use a lifting strap, hoist, and jack stands, of
adequate capacity to lift and support the vehicle.
Failure to use lifting and support devices of rated load
capacity may result in severe bodily injury.
WARNING
• Make sure the key-switch is in the "OFF" position,
then remove the key.
• Place the forward-reverse switch in the center
"OFF" position.
• Set the park brake.
• Place blocks under the front wheels to prevent
vehicle movement.
• Disconnect the main positive and negative cables
at the batteries.
1: Raise the front of the vehicle and support with
jack stands.
2: Grab the top and bottom of the tire/wheel
assembly. Feel for any movement or play while
pulling and pushing on the top and bottom of the
tire. Any movement or play is indication of loose
wheel bearings or king pin.
3: Spin the front wheel by hand. The wheel should
stop spinning in no more than 2-revolutions. A
wheel that continues to spin freely is an indication
of a loose wheel bearing.
Note: Refer to the Adjust Front Wheel Bearings
section for detailed information regarding the
proper adjustment of the wheel bearings.
4: Spin the wheel and listen for any grinding noise.
Any noise may be an indication of worn or
damaged wheel bearings.
Note: Refer to the Replace Front Wheel Bearings
section for information regarding the
replacement of the wheel bearings.
5: Lower the vehicle.
6: Reconnect the main positive and negative cables
at the batteries.Remove the blocks from behind
the wheels.
7: Remove the blocks from behind the wheels.
8: Release the park brake and test drive the vehicle.
Page 28

ADJUST FRONT WHEEL BEARINGS

WARNING
Always use a lifting strap, hoist, and jack stands, of
adequate capacity to lift and support the vehicle.
Failure to use lifting and support devices of rated load
capacity may result in severe bodily injury.
WARNING
• Make sure the key-switch is in the "OFF" position,
then remove the key.
• Place the forward-reverse switch in the center
"OFF" position.
• Set the park brake.
• Place blocks under the front wheels to prevent
vehicle movement.
• Disconnect the main positive and negative cables
at the batteries.
Note: The bearings must be lubricated before performing
this procedure.
1: Raise the front wheel off of the ground and
support with jack stands.
2: Tighten the front axle until the wheel does not
spin freely. To test, spin the front wheel by hand.
The wheel should stop spinning in no more than
2-revolutions. If the wheel continues to spin,
tighten the axle nut and repeat the test.
3: Spin the wheel and listen for any grinding noise.
Any grinding noise may be an indication of worn
or damaged wheel bearings.
Note: Refer to the Replace Front Wheel Bearings
section for information regarding the
replacement of the wheel bearings.
4: Lower the vehicle.
5: Reconnect the main positive and negative cables
at the batteries.
6: Remove the blocks from behind the wheels.
7: Release the park brake and test drive the vehicle.
Tire Size Weight NEW
(pounds / kg)
4.80 x 8 2.15 / 0.975
5.70 x 8/ 1.99 / 0.902
4.00 x 8 2.15 / 0.975
500 x 8 1.99 / 0.902
8.50 x 8 2.02 / 0.916
8 x 2.50 4.23 / 1.919
10 x 3.5 3.38 / 1.533
NEW: Weight = 16.931 / Radius
USED: Weight = 7.875 / Radius
SC-100
Weight USED
(pounds / kg)
1.00 / 0.454
0.93 / 0.422
1.01 / 0.485
0.93 / 0.422
0.94 / 0.426
1.97 / 0.894
1.56 / 0.708
MA-100-03