Chapter 7 Reduction and Reversing Gear
5. Reassembly
4LHA Serie:
f.
Make note
of the reading. The
bearing
clearance
mea-
sured PLUS the
preload
required
is
equal
to the
amount
of
shim thickness to be ADDED.
OUTPUT SHAFT PRELOAD
37.
Measure the bearing clearance as follows:
a.
Install flange washer and bolt. Tighten snuggly.
b. Mount dial indicator on bolt head. Turn output shaft
several
times to ensure bearing is seated.
a
-
Flange
Washer
and
Bolt
c.
Zero dial indicator.
Example:
Bearing
Clearances
Measured
+ Bearing Preload Required
= Shims to Be Added
0.007
in.
0.004
in.
0.011 in.
g.
Remove dial indicator, special bolt and nut, and reinstall
hex
plug. Tighten securely.
7-2-35
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