Thermo King UT-1200, Manual

Page: 146 / 169

Clutch Maintenance
146
7. Press bushings out of hub.
Figure 213: Bushing Removal
8. Remove inner race of roller bearing from the
housing shaft.
NOTE: This race had Loctite applied and
was pressed in place. A puller will be
required to remove it.
NOTE: Make sure the center of the housing
is supported and not the outer drum of the
housing.
Assembly Procedure (Using New
Bearings and Seal)
1. Press bushings into hub side opposite flange.
NOTE: It is important to press bushings in
straight.
The bushings should also be centered in the
hub socket leaving relatively equal amounts
of bushing sticking out of the hub on each
side.
A suggested simple tool for pressing in
bushing to hub is a 1/4 in. screw x 3 in. or 4 in.
long and 1/4 in. nut. Thread nut onto screw
approximately 3/4 to 1 in.
Insert threaded end of screw into bushing.
Lubricate bushing by dipping in clean water
only. Then press into place.
Figure 214: Bushing Insertion
*DO NOT USE SOAP OR OIL TO
LUBRICATE BUSHING PRIOR TO
ASSEMBLY.
2. Remove the inner race from the roller bearing,
apply a small amount of Loctite (see Tool
Catalog) to race I.D. and press onto the
housing shaft, seating against the step.
3. Apply Loctite (see Tool Catalog) to O.D. of
oil seal, then press seal in end of hub opposite
the flange to a depth of approximately 1/16 in.
below the surface.
4. Apply a small amount of Loctite (see Tool
Catalog) to O.D. of roller bearing and press
into hub bore from the flange end until seated
against the step in bore.
5. Slip large and small spacer into hub I.D.
seating against the roller bearing.
CAUTION: During all bearing assembly,
care must be taken to prevent Loctite from
entering bearing.