SWITCH AS 3E8767 - Caterpillar

Note: There are many possible configurations of the rear gear group and flywheel housing. The following procedure illustrates a typical example.
Illustration 1 g00587668
Typical example
Install dowel (23) in the camshaft if the dowel was removed.
Illustration 2 g00587666
Typical example
Install camshaft gear (22) in position on the camshaft. Install four bolts (21).
Illustration 3 g01712733
Install the O-ring seal on gear (20A).
Lightly lubricate the seal on the end of the crankshaft with clean engine oil.
Install Tooling (B) in the crankshaft. Install gear (20A).
Use the following procedure for assembly of balancer gear (12).
Illustration 4 g01717018
Install ring (20), bearing cup (19), and spacer (18) in balancer gear (12). Note: Spacer (18) must be installed on the deepest side of gear (12) and against ring (20).
Illustration 5 g01712754
Use a press and Tooling (C) in order to install bearing cup (17). Install bearing cup (17) on the side of the gear that is stamped with the timing mark. Bearing cup (17) should be in contact with the spacer.
Illustration 6 g00587608
Typical example
Install bearing (16), spacer (15), bearing (14), and shaft (13) in gear (12).
Use the procedure in Step 6 in order to assemble idler gear (11).
Illustration 7 g00587895
Typical example
Place idler gear (11) and balancer gear (12) in position on the flywheel housing. Make sure that the oil holes in shafts (10) are in alignment with the holes that are in the flywheel housing. Note: Install balancer gear (12) with the timing mark toward the flywheel housing.
Install bolts (9).
Use the following procedure in order to assemble adapter assemblies (1).
Illustration 8 g00586910
Typical example
If the bearing race was removed, install race (8). Install race (8) in adapter assembly (1) until the race makes contact with the counterbore.
Illustration 9 g00586907
Typical example
Install ring (6), bolts (5), and O-ring seal (7) on adapter assembly (1).
Illustration 10 g01712644
Heat bearing (3) to 135 °C (275 °F) for approximately 30 minutes.
Install bearing (3) on gear (2) until the bearing makes contact with the counterbore.
Illustration 11 g00588013
Typical example
Install gear (2) and the bearing in adapter assembly (1).
Illustration 12 g01712873
Use a press and Tooling (D) in order to install bearing (4) in adapter assembly (1). Install the bearing until the bearing makes contact with the counterbore. End By:
Install the flywheel housing. Refer to Disassembly and Assembly, "Flywheel Housing - Remove and Install".