TSE DP20-4H, Owner'S Manual

Page: 211 / 242

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Bearing Replacement and Drum Installation
1. Once the drum and
bearing assembly is
removed from the axle,
remove “internal” snap
ring from the bearing
bore that retains
bearing.
2. Using an arbor press
and mandrel, press the
bearing out of the drum.
Bearing will exit on the
wheel side of the drum.
3. When replacing a Nev-R-Lube™
bearing pack, the bore in the hub should be cleaned and
inspected for visual damage (replace as necessary).
4. Install the new bearing
using an arbor press fitted
with a hollow or stepped
punch face to press only
on the outer housing of
the bearing. Failure to
follow procedure will
damage the bearing and/
or seals during
installation. Press bearing
until it seats against the
backup shoulder
machined into the hub.
5. Install “internal” snap ring into hub.
6. Clean and inspect spindle shaft. Apply a light coating of
anti-seize lubricant to the spindle shaft prior to assembling
drum.
7. Install drum assembly onto spindle ( D
O
N
OT
F
ORCE
).
8. Install steel washer onto spindle end.
9. Start self-locking nut onto spindle thread by hand. Complete
installation using a 1½" or 1 7 /
16
" socket and torque wrench.
Hubs/Drums/Bearings
Hub
Bearing
Hydraulic
Press