OSCILLATING 5U4860 - Caterpillar

Illustration 1 g00635802
Lower the temperature of bearing cups (25) and (26). Use Tooling (A) in order to install bearing cup (26) in circle drive housing (3).
Install bearing cup (25) in circle drive housing (3) with Tooling (A). Install bearing cup (25) to a depth of 2.0 0.5 mm (.0787 .02 inch) below the surface of circle drive housing (3).
Illustration 2 g00635780
Place one thrust washer (24) in position on circle drive housing (3) .
Illustration 3 g00635779
Install shaft (23), gear (22), and spacer (21) in circle drive housing (3).
Illustration 4 g00635778
Install clutch plate (20) that has internal splines. Alternate with friction discs (20) that have external splines. There are six internal discs and five external discs. The last part that is installed should be a clutch plate that has internal splines.
Illustration 5 g00635775
Install spacer (19) on disc (20). Install spring (18) and install spacer (16).
Install shims (17) until shims (17) are 2.05 mm (.0810 inch) to 2.55 mm (.100 inch) below the top of spacer (16).
Illustration 6 g00635772
Install plate (15). Install three bolts (14) and washers. Tighten bolts (14) to a torque of 130 7 N m (95 5 lb ft).
Illustration 7 g00635803
Heat bearings (10) and (12) to a maximum temperature of 135 °C (275 °F).
Install bearings (10) and (12) on worm assembly (11). Install worm assembly (11) to circle drive housing (3).
Illustration 8 g00635804
Lower the temperature of bearing cup (13). Install bearing cup (13) in cover (8) with Tooling (A).
Illustration 9 g00635766
Lower the temperature of bearing cup (4). Install bearing cup (4) in bracket (2).
Illustration 10 g00635807
Place bracket (2) in position on circle drive housing (3) .Note: Do not install O-ring seal (5) or shims (6) on bracket (2).
Install Tooling (B) on bracket (2). Tooling (B) should be positioned against worm assembly (11). Install nuts (1) and tighten the nuts evenly while worm assembly (11) is moved. Tighten nuts (1) until the end play of the worm assembly is zero.
Measure the distance between bracket (2) and circle drive housing (3) with a feeler gauge (27). Remove bracket (2) and Tooling (B).
Install shims (6) on bracket (2). Install the amount of shims that are required in order to give a preload dimension of 0.0 mm (0.0 inch) to 0.13 mm (.005 inch).
Install O-ring seal (5) on bracket (2).
Illustration 11 g00635767
Install the O-ring seal in circle drive housing (3). Position cover (8) and install bolts (7). Install coupling (9) on worm assembly (11).
Illustration 12 g00635764
Position bracket (2) on circle drive housing (3). Install the lockwashers and install nuts (1). End By: Install the circle drive.