COLLET 1869181 - Caterpillar

Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 8H-0663 Bearing Puller Gp 1
5F-7345 Screw 1
126-7183 Crossblock 1
126-7181 Sliding Plate 1
126-7177 Puller Leg 2
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Illustration 1 g00948832
Remove the front cover (7). Refer to this Disassembly and Assembly Manual, "Front Cover - Remove and Install".
Remove the Allen head screws (2) and (9). Remove the accessory drive assembly (8) from the rear face of the front housing (11).
Remove circlip (6) from housing (8).
Use the Tooling (A) in order to remove the bearings (3) and (4) from the gear and the housing.
Remove the O-ring (12) from the front housing (8) and discard the O-ring. Installation Procedure
Table 2
Required Tools
Tool Part Number Part Description Qty
B 7M-7456 Bearing Mount Compound 1
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Illustration 2 g00948832
Inspect the condition of the teeth and the splines of the gear (5), the bearings (3 and 4), the circlip (6), and the groove for the circlip in the front housing (8) for wear and for damage. Replace any worn component or any damaged component.
Apply a small continuous bead of the Tooling (B) to the outer surface of the bearing (4). Support the front face of the housing (8). Position the bearing in the housing. Use a suitable adapter on the outer race of the bearing and press the bearing into the housing (8) until the bearing is against the front face of the recess. Remove any excess bearing mount compound.
Apply a small continuous bead of the Tooling (B) to the inner surface of the bearing (4). Support the bearing (4). Position the small hub of the gear (5) toward the bearing and press the gear (5) into the bearing until the shoulder of the gear is against the bearing. Remove any excess bearing mount compound.
Apply a small continuous bead of the Tooling (B) to the inner surface and the outer surface of the bearing (3). Support the bearing (4). Use a suitable adapter on the outer race of the bearing (3) and press the bearing into the housing and onto the shoulder of the gear. Remove any excess bearing mount compound.
Install the circlip (6) into the groove in the front housing (8). Install a new O-ring seal (12) on housing (8).
Lubricate the O-ring seal with red rubber grease and install the housing in front housing (11). Install Allen head screws (2) and (9) to secure housing (8) in the front housing.
Illustration 3 g00946787
Typical Example
Check the backlash between the idler gear and gear (5). The backlash for the gears is 0.11 to 0.17 mm (0.004 to 0.007 inch).
Install the front cover (7) on the front housing. Refer to this Disassembly and Assembly Manual, "Front Cover - Remove and Install".